ardamax | 97f428399880b58d3cd4ee2be75ea46673775c979fc0bf65f41bfa4d3b2b59fb

General

Target

28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
Size

1.2MB
MD5

28395c0a7c043ecf595886b3df51ea39
SHA1

1afe48b8abf079571f8b632a74d71b8b1348482f
SHA256

97f428399880b58d3cd4ee2be75ea46673775c979fc0bf65f41bfa4d3b2b59fb
SHA512

6202b54538bbee9f729c9b4cb56d34dabe26c385b3faa1774c284f0e884af3325e54750839e3c950ba56726d82203b58109298d8cea89d1e941b8aba8c4f9c5b
SSDEEP

24576:i0NzTuRQ5CDxhCwVQ19rjsGsV0Dikp12wtWdkCUKzFLm4O:i0pTupDTRV09HslNk/2rdkCUSZN

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/0x0007000000023476-8.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-1-5-21-1015551233-1106003478-1645743776-1000\Control Panel\International\Geo\Nation	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2452	KSL.exe

Loads dropped DLL 1 IoCs

pid	Process
2452	KSL.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\KSL Start = "C:\\Windows\\SysWOW64\\BMCLLP\\KSL.exe"	KSL.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\BMCLLP\KSL.001	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BMCLLP\KSL.002	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BMCLLP\AKV.exe	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BMCLLP\KSL.exe	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\BMCLLP\	KSL.exe
File created	C:\Windows\SysWOW64\BMCLLP\KSL.004	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	KSL.exe
2452	KSL.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2452	KSL.exe
Token: SeIncBasePriorityPrivilege	2452	KSL.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2452	KSL.exe
2452	KSL.exe
2452	KSL.exe
2452	KSL.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 2452	1432	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe	84
PID 1432 wrote to memory of 2452	1432	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe	84
PID 1432 wrote to memory of 2452	1432	28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\28395c0a7c043ecf595886b3df51ea39_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Windows\SysWOW64\BMCLLP\KSL.exe
  "C:\Windows\system32\BMCLLP\KSL.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2452

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\BMCLLP\AKV.exe

Filesize
557KB

MD5
4b70e89492f948ab247ba33c9efada7d

SHA1
9c37d0c422935f3e132094f79570325c40b53b78

SHA256
d1d65db560bf01edf94e8ceee60f2da9142cfbf4d78be350bfd9646358916c92

SHA512
76fd6a45214cdab9e976ec74b1f1550207dfe3b83c7cffce07c93ddedbaf7745c799d9e89b1640b170053544efe1cc273b8f49772b939147d0e5bdfa5d0a09ce

Download Submit
C:\Windows\SysWOW64\BMCLLP\KSL.001

Filesize
61KB

MD5
0e7e847fb96b4faa6cb4d3707a96887e

SHA1
896fd4064044e271312e9128e874108eec69521f

SHA256
c0f3e18ed0020dae5f75d3338b51f9c8de26d8af0a4d31904ba77cb1d112bbca

SHA512
ad680ed30b0cabe1be4e7237b8e620060de9c5f64d088d21a6acf6f293551ab4abc10f8f959aa6041e19aeaea538e72beeecc29b7669546a9a151141d4e73684

Download Submit
C:\Windows\SysWOW64\BMCLLP\KSL.002

Filesize
43KB

MD5
f195701cf2c54d6ceadad943cf5135b8

SHA1
9beb03fc097fc58d7375b0511b87ced98a423a08

SHA256
177c1dcc7f13158445f0b99713e9cad205da86e764940a48d43dc375565b0dec

SHA512
f78def1ab431bb2b7b647ec76c063c30a87cabd22605f94cbe4fbb6f757fd54ddf7861d3842a0e369abfce94b68d41dec0fe2322a74f67d9875f561f92b20025

Download Submit
C:\Windows\SysWOW64\BMCLLP\KSL.004

Filesize
1KB

MD5
ff1ead8b44da86a04eb18fcc331d87d8

SHA1
9381aed0e127ade0368dcf748c6507c9111daf86

SHA256
c0f78b046c156248347781e63f2d9e1c1bdd9e3040809502970411e040accc9c

SHA512
cf3399e925cd7c217842afce27364d8ef493353f92d1cfecb84f0913193bf791f45e323a8020a309236ec7550a3be64542f8c24a123323c4ab62d11d5278d2cb

Download Submit
C:\Windows\SysWOW64\BMCLLP\KSL.exe

Filesize
1.7MB

MD5
d95623e481661c678a0546e02f10f24c

SHA1
b6949e68a19b270873764585eb1e82448d1e0717

SHA256
cecfadce6fb09b3977c20d15fb40f8f66a1d7e488a4794451d048a598c3417da

SHA512
dee02644d92ed30e88bb10e9dcdba97abd9949b230059ec20cf5d93061f9cdb77b1e793e5f69d0b51595c30077c3ddd093348d22b070ce898ccefe28b8062591

Download Submit
memory/2452-16-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/2452-18-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads