ardamax | 954828111dfe35f4efdea985d83e58c60a922acbfe4047f8ee396e7acbb816af

General

Target
6782327239a5270825d476b7de67501b_JaffaCakes118.exe
Size 957KB
Sample240723-n56hvsvbqh
SHA256 954828111dfe35f4efdea985d83e58c60a922acbfe4047f8ee396e7acbb816af
MD5 6782327239a5270825d476b7de67501b
SHA1 a61efb932ad146bb8a83847c644b6019c5fa5de9
SHA512 2aa1c47f6a7f130c2488bc3736999ae29b7a8e266d8513a8cc81491e02247a1ae9363074e40d64355591962285a605b6e0e9130dfef480ec5eeab5e3ea75f0a6
SSDEEP 24576:XU4oTpaVyXD/GGTfQE2ENwTH5auHXT7sRapmqekQVkgn:XULTpSeZfB2ENduns4pfY
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/0x00070000000234d6-7.dat	family_ardamax

Checks computer location settings 2 TTPs 1 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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	6782327239a5270825d476b7de67501b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2084	AVW.exe

Loads dropped DLL 1 IoCs

pid	Process
2084	AVW.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\AVW Start = "C:\\Windows\\SysWOW64\\FRMYNM\\AVW.exe"	AVW.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 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FRMYNM\	AVW.exe
File created	C:\Windows\SysWOW64\FRMYNM\AVW.004	6782327239a5270825d476b7de67501b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FRMYNM\AVW.001	6782327239a5270825d476b7de67501b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FRMYNM\AVW.002	6782327239a5270825d476b7de67501b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FRMYNM\AVW.exe	6782327239a5270825d476b7de67501b_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2084	AVW.exe
Token: SeIncBasePriorityPrivilege	2084	AVW.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2084	AVW.exe
2084	AVW.exe
2084	AVW.exe
2084	AVW.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 2084	3376	6782327239a5270825d476b7de67501b_JaffaCakes118.exe	84
PID 3376 wrote to memory of 2084	3376	6782327239a5270825d476b7de67501b_JaffaCakes118.exe	84
PID 3376 wrote to memory of 2084	3376	6782327239a5270825d476b7de67501b_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\6782327239a5270825d476b7de67501b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6782327239a5270825d476b7de67501b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\FRMYNM\AVW.exe
  "C:\Windows\system32\FRMYNM\AVW.exe"
  2⤵
  - 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
  PID:2084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

AVW.001

Path C:\Windows\SysWOW64\FRMYNM\AVW.001
Size 60KB
SHA256 f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e
MD5 a15c556f17d7db8287e023138942d5db
SHA1 880bf8ec944120830dc2e2e040e5996e4e0e6c83
SHA512 930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd
SSDEEP 768:stRf7sWhnx3HFZeoFMBp+5ZMX2LEXhQ0v6PzDb8JvUFi6Ein857De6/:uzfnleOYomX24RB6PzDIh3F55+6
MD5 SHA1 SHA512 SSDEEP

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AVW.002

Path C:\Windows\SysWOW64\FRMYNM\AVW.002
Size 43KB
SHA256 12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173
MD5 daabecdfba287a3333b60ae82211acd7
SHA1 e67b4c7bf0dd71ad47263a58bb60be4bce504b84
SHA512 937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f
SSDEEP 768:3mcvqHy79yPyjmyiH41dn7yixFdFPIiaHO1k1ImzwMRmk6:3meqHyM0K4DJFdF5Y1IMRz
MD5 SHA1 SHA512 SSDEEP

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AVW.004

Path C:\Windows\SysWOW64\FRMYNM\AVW.004
Size 1KB
SHA256 a957025c5ca7dba2a64985671d9e644fc059953647ca1667833d22afdee1b6e6
MD5 9cd45fefa6a2a4cd9a24a336897d900e
SHA1 1dcee26c0345e5e316778b9003096276a2b7f8eb
SHA512 70a66e193b42af399585069385e92d78f86983ab497414ac01742a0fb23864330687305f3ea3652d0b1fb10c37c1000a2edb8924230fe3fd3ff81e94ac345462
MD5 SHA1 SHA512

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AVW.exe

Path C:\Windows\SysWOW64\FRMYNM\AVW.exe
Size 1.7MB
SHA256 3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9
MD5 f3819a6cab8ae058254c4abb3844d87e
SHA1 0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b
SHA512 dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57
SSDEEP 24576:f3lOYrTBYFtduLxDXxC7xDzpukSMHP5ky1hi+uBnwPdiSfTrFpnYZZGDhVOyy+KY:flOiTBYO78lDztVjt8SfTppnYZZGDhVt
MD5 SHA1 SHA512 SSDEEP

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memory/2084-15-0x0000000000720000-0x0000000000721000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads