HEUR:Trojan.Win32.Generic (Kaspersky), Gen:Variant.FAkeAlert.105 (B) (Emsisoft), Gen:Variant.FAkeAlert.105 (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: 7c08c72727d1ea29e12ff1458f2640a0
SHA1: 8ca383b86976b5702468c8384f2c4904d073f058
SHA256: cf03972aa1bb762fc9394d5fa46f728db9be081014b1f0b0e51f372b7a1e118f
SSDeep: 49152:WVA/knbTSiOPiuF63OsfDAkI8gA8JGpN8GRrOoTf6:WK/knbmi ij3ZbAkI8gA8J4/v
Size: 2117120 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2014-03-16 03:35:11
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:1496
The SpyTool injects its code into the following process(es):
IMW.exe:1652
File activity
The process %original file name%.exe:1496 makes changes in the file system.
The SpyTool creates and/or writes to the following file(s):
%Documents and Settings%\All Users\Application Data\BJAFVO\IMW.01 (82 bytes)
%Documents and Settings%\All Users\Application Data\BJAFVO\IMW.00 (2 bytes)
%Documents and Settings%\All Users\Application Data\BJAFVO\IMW.exe (15801 bytes)
%Documents and Settings%\All Users\Application Data\BJAFVO\IMW.02 (56 bytes)
Registry activity
The process IMW.exe:1652 makes changes in the system registry.
The SpyTool creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F6 40 27 63 89 97 B1 B4 25 1B 40 F9 3B 99 40 56"
[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\{5c14c4f6-74da-11e2-81b0-000c29ec7fc5}]
"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]
"IMW Start" = "%Documents and Settings%\All Users\Application Data\BJAFVO\IMW.exe"
The process %original file name%.exe:1496 makes changes in the system registry.
The SpyTool creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D7 61 00 E1 0D 0A 52 CB 81 DF 6B 3F B2 9E 37 F4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{5c14c4f6-74da-11e2-81b0-000c29ec7fc5}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[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\ShellNoRoam\MUICache\%Documents and Settings%\All Users\Application Data\BJAFVO]
"IMW.exe" = "IMW"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
"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"
Dropped PE files
MD5 | File path |
---|---|
5629c49ab87098c2e3c91c895d3912d9 | c:\Documents and Settings\All Users\Application Data\BJAFVO\IMW.01 |
cc19a5e12d9e6fae5fb868c767e78af6 | c:\Documents and Settings\All Users\Application Data\BJAFVO\IMW.02 |
7cbf881ec5a742a9a4edeacf8ad26df8 | c:\Documents and Settings\All Users\Application Data\BJAFVO\IMW.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 |
---|---|---|---|---|---|
.text | 4096 | 40820 | 40960 | 4.78104 | d0409b8600e18c8741ecde3511762e84 |
.rdata | 45056 | 9182 | 9216 | 3.85266 | 9dd5dee98e845b89e1c658d5be9a37b7 |
.data | 57344 | 8032 | 3584 | 1.58866 | c5201588891eef4e2562e593674d6f74 |
.rsrc | 65536 | 2056720 | 2057216 | 5.32681 | e8a9c8623763506e77e9513f732c8884 |
.reloc | 2125824 | 4756 | 5120 | 2.51132 | 9f8eca79f27744a04f40244c598274d9 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
Strings from Dumps
IMW.exe_1652:
.text
.text
`.rdata
`.rdata
@.data
@.data
.rsrc
.rsrc
udPh
udPh
Sh,%S
Sh,%S
PSSSSSSh
PSSSSSSh
PSSSSSSh!
PSSSSSSh!
@0,%S
@0,%S
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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