SpyTool.Win32.Ardamax_d52f75a9f0 – Adaware

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: d52f75a9f00e8f854eeb6a9c4e294cde

SHA1: e53b4f9e0a4bc7ea1b43df3fd96e555752b3c522

SHA256: f367713a5e823adfebe463dfec2869a074fa15d1a0e700098b737ac6b21a25d3

SSDeep: 49152:GcmlG2ePpZfqlKStyAPTPmqqztme0jK1ty9bBhntTu:nWGR/qqmay9bBhtS

Size: 2098176 bytes

File type: EXE

Platform: WIN32

Entropy: Packed

PEID: UPolyXv05_v6

Company: no certificate found

Created at: 2014-01-12 23:04:25

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:1552

The SpyTool injects its code into the following process(es):

LLL.exe:1356

File activity

The process %original file name%.exe:1552 makes changes in the file system.

The SpyTool creates and/or writes to the following file(s):

%Documents and Settings%\All Users\Application Data\TQCVRV\LLL.exe (15801 bytes)
%Documents and Settings%\All Users\Application Data\TQCVRV\LLL.00 (2 bytes)
%Documents and Settings%\All Users\Application Data\TQCVRV\LLL.01 (81 bytes)
%Documents and Settings%\All Users\Application Data\TQCVRV\LLL.02 (56 bytes)

Registry activity

The process LLL.exe:1356 makes changes in the system registry.

The SpyTool creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "4B 6D EF 71 AD 31 B4 B2 DC CC DC 45 54 DA 2F D7"

[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]
"LLL Start" = "%Documents and Settings%\All Users\Application Data\TQCVRV\LLL.exe"

The process %original file name%.exe:1552 makes changes in the system registry.

The SpyTool creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "78 08 EE FF 75 A9 0C 78 FE 40 09 62 A6 1C B7 6B"

[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\ShellNoRoam\MUICache]
"LangID" = "09 04"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Documents and Settings%\All Users\Application Data\TQCVRV]
"lll.exe" = "LLL"

[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"

[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 SpyTool deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\@%System%]
"SHELL32.dll,-8964"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache]
"@shdoclc.dll,-880"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\D:]
"Procmon.exe"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\@%System%]
"SHELL32.dll,-9227"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"cmd.exe"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\D:]
"sandbox_svc.exe"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\@%System%]
"SHELL32.dll,-9217"
"SHELL32.dll,-9216"

Dropped PE files

MD5	File path
7059cdba57a398f80a9afd3de0ffbd07	c:\Documents and Settings\All Users\Application Data\TQCVRV\LLL.01
82eee2254218d9dfa2c2e6a9bf42e386	c:\Documents and Settings\All Users\Application Data\TQCVRV\LLL.02
3d09e558be6c81f8e5fdde46888944d6	c:\Documents and Settings\All Users\Application Data\TQCVRV\LLL.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.

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	40340	40448	4.79593	81e45a5c05115536674bbb4173bba1a8
.rdata	45056	9232	9728	3.72834	02fe36e76de5cc9f834ba0e75c9a5052
.data	57344	8032	3584	1.58991	d4668da877d58af66239b78e3837253f
.rsrc	65536	2038140	2038272	5.28986	b052eb7ad84523393149ab808376f403
.reloc	2105344	4752	5120	2.51801	c1c353bf28dd868ed81faaad547dfa87

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

The SpyTool connects to the servers at the folowing location(s):

Strings from Dumps

LLL.exe_1356:

.text

`.rdata

@.data

.rsrc

udPh

PSSSSSSh

PSSSSSSh!

vSSSh

FTPjK

FtPj;

C.PjRV

tGHt.Ht&

.EKSWU

FTPG

FTPj

FtPS

H%x\U

H%x]U

=KNILw.tT=RCNEw

_0 _8 _4;_,

SHA1 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>

Montgomery Multiplication for x86, CRYPTOGAMS by <appro></appro>

6-9'6-9'

$6.:$6.:

*?#1*?#1

>8$4,8$4,

AES for x86, CRYPTOGAMS by <appro></appro>

Camellia for x86 by <appro></appro>

RC4 for x86, CRYPTOGAMS by <appro></appro>

FRegDeleteKeyExW

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