ardamax | c26394ba0e53004927c9b95c99751b098ce84e3b1a259f362e088ef6f9401011

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
11/01/2024, 17:31

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General

Target
542411c9a1b0bd18643f9fd5465cb0d2.exe
Size 490KB
Sample240111-v32v8adfa5
SHA256 c26394ba0e53004927c9b95c99751b098ce84e3b1a259f362e088ef6f9401011
MD5 542411c9a1b0bd18643f9fd5465cb0d2
SHA1 e39654b4c510ef6f664c9a2878a579441eea6187
SHA512 c16dcbfc4cd557531722bc1c2b638c93b417f5894b3661c930cae85905851664c6e55cc882f603c3fb22430a050aeb11ecd4732658bc129fe2096b4cb305c43e
SSDEEP 12288:FQ0huqmZCe/jn0rQQLYZFjsd2fn4AlU5mUeS2qSJhL9HZEJ:1huq6C70M2fBlU439N5EJ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x00060000000231f3-12.dat	family_ardamax

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	542411c9a1b0bd18643f9fd5465cb0d2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	EXFP.exe

Executes dropped EXE 2 IoCs

pid	Process
3300	EXFP.exe
2916	POKE_MC_SVKE.exe

Loads dropped DLL 8 IoCs

pid	Process
4104	542411c9a1b0bd18643f9fd5465cb0d2.exe
3300	EXFP.exe
2916	POKE_MC_SVKE.exe
3300	EXFP.exe
3300	EXFP.exe
2916	POKE_MC_SVKE.exe
2916	POKE_MC_SVKE.exe
4508	WerFault.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\EXFP Agent = "C:\\Windows\\SysWOW64\\28463\\EXFP.exe"	EXFP.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\EXFP.007	542411c9a1b0bd18643f9fd5465cb0d2.exe
File created	C:\Windows\SysWOW64\28463\EXFP.exe	542411c9a1b0bd18643f9fd5465cb0d2.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	542411c9a1b0bd18643f9fd5465cb0d2.exe
File opened for modification	C:\Windows\SysWOW64\28463	EXFP.exe
File created	C:\Windows\SysWOW64\28463\EXFP.001	542411c9a1b0bd18643f9fd5465cb0d2.exe
File created	C:\Windows\SysWOW64\28463\EXFP.006	542411c9a1b0bd18643f9fd5465cb0d2.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4508	3300	WerFault.exe	88

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	3300	EXFP.exe
Token: SeIncBasePriorityPrivilege	3300	EXFP.exe
Token: SeIncBasePriorityPrivilege	3300	EXFP.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3300	EXFP.exe
3300	EXFP.exe
3300	EXFP.exe
3300	EXFP.exe
3300	EXFP.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4104 wrote to memory of 3300	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	88
PID 4104 wrote to memory of 3300	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	88
PID 4104 wrote to memory of 3300	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	88
PID 4104 wrote to memory of 2916	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	89
PID 4104 wrote to memory of 2916	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	89
PID 4104 wrote to memory of 2916	4104	542411c9a1b0bd18643f9fd5465cb0d2.exe	89
PID 3300 wrote to memory of 792	3300	EXFP.exe	106
PID 3300 wrote to memory of 792	3300	EXFP.exe	106
PID 3300 wrote to memory of 792	3300	EXFP.exe	106

C:\Users\Admin\AppData\Local\Temp\542411c9a1b0bd18643f9fd5465cb0d2.exe
"C:\Users\Admin\AppData\Local\Temp\542411c9a1b0bd18643f9fd5465cb0d2.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4104
- C:\Windows\SysWOW64\28463\EXFP.exe
  "C:\Windows\system32\28463\EXFP.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3300 -s 1108
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:4508
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\EXFP.exe > nul
    3⤵
    PID:792
- C:\Users\Admin\AppData\Local\Temp\POKE_MC_SVKE.exe
  "C:\Users\Admin\AppData\Local\Temp\POKE_MC_SVKE.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3300 -ip 3300
1⤵
PID:4884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

@3BA1.tmp

Path C:\Users\Admin\AppData\Local\Temp\@3BA1.tmp
Size 4KB
SHA256 d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb
MD5 c3679c3ff636d1a6b8c65323540da371
SHA1 d184758721a426467b687bec2a4acc80fe44c6f8
SHA512 494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7
MD5 SHA1 SHA512

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POKE_MC_SVKE.exe

Path C:\Users\Admin\AppData\Local\Temp\POKE_MC_SVKE.exe
Size 16KB
SHA256 172fad937371d66f51f3da700875364ec9cd3c09b1d846b0ac88083c737bc74f
MD5 440c8fb3325f932891f72d0f4401b01b
SHA1 bfeb806cbc6cb2bd5594851ab0156fd17348a7e0
SHA512 3b6fd9e3d760e30c75e2a8e2e12cf5dce5a4967a919501f709d558f3d4734ba0bbd01db50e8d41300b16f16e13a21c94dfe319d0870004e207dc3c06fcb3f453
SSDEEP 384:HY7jAinxMexPlOXA5ChIcotxMqEhCa0TUVBK6qWI4:HY7jAinxLAWC5sfjTUVBKCl
MD5 SHA1 SHA512 SSDEEP

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AKV.exe

Path C:\Windows\SysWOW64\28463\AKV.exe
Size 395KB
SHA256 14116fa79ccc105fabd312b4dff74933f8684c6b27db37e5e3a79d159092d29a
MD5 b8fa30233794772b8b76b4b1d91c7321
SHA1 0cf9561be2528944285e536f41d502be24c3aa87
SHA512 10ce8b18e7afb8c7e30bb90b0a1f199ef0b77873fa7a9efc596606e151be6b516c0ec6222a9032bdcc527e80964f53d20a28fa1881a08b4df303b2e28204549d
SSDEEP 6144:qXXNW/g8zSQbXumJZwsP2IUPNF/GVx8MFC:+XbySQjuG/P2bd
MD5 SHA1 SHA512 SSDEEP

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EXFP.001

Path C:\Windows\SysWOW64\28463\EXFP.001
Size 506B
SHA256 11ce9120a97e70d92efe73d4e71a3adaaec30f90a7c0a739a3fd90deedb39207
MD5 a2f7a31ae2444b3bdc862e7a5b8898de
SHA1 735316597ee8d8ffc3be9ee9ca2d35088d866c61
SHA512 1682f6de086eaa6fd54459b99be37a44a11b6032ee704a6ef3912c676a5b27d6d02ad7d8f2807e1274fe214883d602ffa9115d96707f2e16257276413d8b74fe
MD5 SHA1 SHA512

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EXFP.006

Path C:\Windows\SysWOW64\28463\EXFP.006
Size 8KB
SHA256 3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba
MD5 43f02e9974b1477c1e6388882f233db0
SHA1 f3e27b231193f8d5b2e1b09d05ae3a62795cf339
SHA512 e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f
SSDEEP 96:6ynh3GtCJk7eZjXOoP/YYfR+cwXofW1oEIYoWkQrWyHe1e2mIXT6pDw9:H3Ggk0+oP/YY50tI1WkQRoeyD6pU9
MD5 SHA1 SHA512 SSDEEP

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EXFP.007

Path C:\Windows\SysWOW64\28463\EXFP.007
Size 5KB
SHA256 a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2
MD5 b5a87d630436f958c6e1d82d15f98f96
SHA1 d3ff5e92198d4df0f98a918071aca53550bf1cff
SHA512 fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce
SSDEEP 48:6gklbZREoW0EE/KD4tJaKz5/aSbRsEJZAECi1cBaVM+kHbDouE:6gSoDidaeJGECiRQHbDoz
MD5 SHA1 SHA512 SSDEEP

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EXFP.exe

Path C:\Windows\SysWOW64\28463\EXFP.exe
Size 473KB
SHA256 1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd
MD5 17535dddecf8cb1efdba1f1952126547
SHA1 a862a9a3eb6c201751be1038537522a5281ea6cb
SHA512 b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8
SSDEEP 6144:gP/HgQr8z0psVGBJbsvUIvpBSkULIMxEIvs/IV2JN4Xd8Ab:0gQNIGBJ/igkUYItFb
MD5 SHA1 SHA512 SSDEEP

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memory/3300-31-0x0000000000670000-0x0000000000671000-memory.dmp

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memory/3300-38-0x0000000000670000-0x0000000000671000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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