HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Generic.KDV.734230 (B) (Emsisoft), Trojan.Generic.KDV.734230 (AdAware), SpyTool.Win32.Ardamax.FD, GenericEmailWorm.YR (Lavasoft MAS)Behaviour: Trojan, Worm, EmailWorm, SpyTool
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: f0483dcef09960a89cde3386a15e88bf
SHA1: 2a5707639e977f9eda92d197eec5c126f7120efe
SHA256: ad450f7b0cbfee1d3910a35dd0bfd1c07bbc56187f618ec513ac488624f6e3f8
SSDeep: 49152:u4IZLJrPvLBwhNvf1nx9TwCFEppeqoK 6S U9d1J/W4L:uHLBwhNnNxD8eA 6udjL
Size: 2081422 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 1992-06-20 01:22:17
Analyzed on: WindowsXP SP3 32-bit
Summary: SpyTool. A program used to apply passive protection methods to spyware, such as obfuscation, encryption or polymorphism. The original malicious program is usually encrypted/compressed and stored inside the wrapper.
Dynamic Analysis
Payload
Behaviour | Description |
---|---|
EmailWorm | Worm can send e-mails. |
Process activity
The SpyTool creates the following process(es):
%original file name%.exe:1396
f0483dcef09960a:1648
The SpyTool injects its code into the following process(es):
CFU.exe:816
Mutexes
The following mutexes were created/opened:No objects were found.
File activity
The process %original file name%.exe:1396 makes changes in the file system.
The SpyTool creates and/or writes to the following file(s):
%Documents and Settings%\All Users\Application Data\TRYMNI\CFU.exe (15021 bytes)
%Documents and Settings%\All Users\Application Data\TRYMNI\CFU.02 (56 bytes)
%Documents and Settings%\All Users\Application Data\TRYMNI\CFU.01 (81 bytes)
%Documents and Settings%\All Users\Application Data\TRYMNI\CFU.00 (2 bytes)
Registry activity
The process %original file name%.exe:1396 makes changes in the system registry.
The SpyTool creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "26 6B A2 92 2A C3 3E 1E 2F D4 6A A8 FD 16 34 A5"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Desktop" = "%Documents and Settings%\%current user%\Desktop"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Documents and Settings%\All Users\Application Data\TRYMNI]
"CFU.exe" = "CFU"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"
The SpyTool modifies IE settings for security zones to map all urls to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"
The SpyTool modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:
"UNCAsIntranet" = "1"
The SpyTool modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:
"ProxyBypass" = "1"
The process f0483dcef09960a:1648 makes changes in the system registry.
The SpyTool creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7A 47 93 F7 97 06 F4 27 B7 E1 AE 6B E2 52 3F 15"
The process CFU.exe:816 makes changes in the system registry.
The SpyTool creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "97 68 98 3E EB 00 23 FF 9A 10 AE BB BA 58 AB 93"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Programs" = "%Documents and Settings%\All Users\Start Menu\Programs"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"
To automatically run itself each time Windows is booted, the SpyTool adds the following link to its file to the system registry autorun key:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"CFU Start" = "%Documents and Settings%\All Users\Application Data\TRYMNI\CFU.exe"
Dropped PE files
MD5 | File path |
---|---|
727c21f8a717c670dc58ea5d4320830d | c:\Documents and Settings\All Users\Application Data\TRYMNI\CFU.01 |
93cc3e34cd1ceb2caa86f813d2dc9d58 | c:\Documents and Settings\All Users\Application Data\TRYMNI\CFU.02 |
e99ee761b237906d42a9236368f2fe01 | c:\Documents and Settings\All Users\Application Data\TRYMNI\CFU.exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
Removals
Static Analysis
VersionInfo
No information is available.
No information is available.
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
CODE | 4096 | 16772 | 16896 | 4.49694 | 65b159c8dc7b6a8a022d386eec887d9d |
DATA | 24576 | 904 | 1024 | 3.96966 | 7914ef0d438eef139c8d4377cabf7630 |
BSS | 28672 | 1661 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
.idata | 32768 | 1262 | 1536 | 2.6678 | 764e847cf12a0b37b234e546d6f59c6f |
.tls | 36864 | 8 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
.rdata | 40960 | 24 | 512 | 0.14174 | e12fc34c1bbb2c7e6cd0f460f4644884 |
.reloc | 45056 | 996 | 1024 | 4.46125 | cfd0f1835ee97dc4dc6bb7bb69fcccea |
.rsrc | 49152 | 1536 | 1536 | 2.31805 | c4a9c9cd79d2f840dfdb407bf0360fa3 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Total found: 3
2a26dc87780b6e245145940d274fa9e9
d6bc426cf82732a0d58dfb3a85d550b4
d1ce09d2a9c5f6f934f2c97331568a9d
Network Activity
URLs
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
The SpyTool connects to the servers at the folowing location(s):
Strings from Dumps
CFU.exe_816:
.text
.text
`.rdata
`.rdata
@.data
@.data
.rsrc
.rsrc
udPh07Y
udPh07Y
PSSSSSSh
PSSSSSSh
PSSSSSSh!
PSSSSSSh!
vSSSh
vSSSh
FTPjK
FTPjK
FtPj;
FtPj;
C.PjRV
C.PjRV
tGHt.Ht&
tGHt.Ht&
.EKSWU
.EKSWU
FTPG
FTPG
FTPj
FTPj
FtPS
FtPS
=KNILw.tT=RCNEw
=KNILw.tT=RCNEw
_0 _8 _4;_,
_0 _8 _4;_,
SHA1 block transform for x86, CRYPTOGAMS by <appro></appro>
SHA1 block transform for x86, CRYPTOGAMS by <appro></appro>
SHA256 block transform for x86, CRYPTOGAMS by <appro></appro>
SHA256 block transform for x86, CRYPTOGAMS by <appro></appro>
DlSHA512 block transform for x86, CRYPTOGAMS by <appro></appro>
DlSHA512 block transform for x86, CRYPTOGAMS by <appro></appro>
Montgomery Multiplication for x86, CRYPTOGAMS by <appro></appro>
Montgomery Multiplication for x86, CRYPTOGAMS by <appro></appro>
6-9'6-9'
6-9'6-9'
$6.:$6.:
$6.:$6.:
*?#1*?#1
*?#1*?#1
>8$4,8$4,
>8$4,8$4,
AES for x86, CRYPTOGAMS by <appro></appro>
AES for x86, CRYPTOGAMS by <appro></appro>
Camellia for x86 by <appro></appro>
Camellia for x86 by <appro></appro>
RC4 for x86, CRYPTOGAMS by <appro></appro>
RC4 for x86, CRYPTOGAMS by <appro></appro>
FRegDeleteKeyExW
FRegDeleteKeyExW
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