ardamax | dd7cd42fc5c87a3a4f218aad6bd571167aa8d10108f636ec0b4d835f80ccb7b9

General

Target

JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
Size

277KB
MD5

f67c64be8bb93db370723315f4ac0a1f
SHA1

6d8dd3d3066841c5d339c92ed5954aa1a682b448
SHA256

dd7cd42fc5c87a3a4f218aad6bd571167aa8d10108f636ec0b4d835f80ccb7b9
SHA512

98e5e7ab18c9fdf80bbc540d1dc0d65970053255e72837533e90c0c7b34eafd677a6f78dd793484b11edcc58354caa0f4f110b430cbf98812a7219ee6bcc7531
SSDEEP

6144:lYQW71WfrbnGYV5HBUk2YvMbxKWPsHSpN8eiSBBmKRAkDc1Pps:lA71IrbGYVhB4Yv+KWrG1T1Bs

Score

10^/10

ardamax discovery keylogger stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023e07-12.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-1-5-21-2656314083-4170277356-267438488-1000\Control Panel\International\Geo\Nation	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe

Executes dropped EXE 2 IoCs

pid	Process
4860	CKM.exe
1828	gerador.exe

Loads dropped DLL 4 IoCs

pid	Process
4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
4860	CKM.exe
4860	CKM.exe
4860	CKM.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 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\CKM.001	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
File created	C:\Windows\SysWOW64\CKM.006	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
File created	C:\Windows\SysWOW64\CKM.007	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
File created	C:\Windows\SysWOW64\CKM.exe	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64	CKM.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CKM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gerador.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
856	MicrosoftEdgeUpdate.exe
4144	MicrosoftEdgeUpdate.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4860	CKM.exe
Token: SeIncBasePriorityPrivilege	4860	CKM.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4860	CKM.exe
4860	CKM.exe
4860	CKM.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 4860	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	89
PID 4268 wrote to memory of 4860	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	89
PID 4268 wrote to memory of 4860	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	89
PID 4268 wrote to memory of 1828	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	90
PID 4268 wrote to memory of 1828	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	90
PID 4268 wrote to memory of 1828	4268	JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe	90
PID 1828 wrote to memory of 4684	1828	gerador.exe	92
PID 1828 wrote to memory of 4684	1828	gerador.exe	92
PID 1828 wrote to memory of 4684	1828	gerador.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f67c64be8bb93db370723315f4ac0a1f.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Windows\SysWOW64\CKM.exe
  "C:\Windows\system32\CKM.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4860
- C:\Users\Admin\AppData\Local\Temp\gerador.exe
  "C:\Users\Admin\AppData\Local\Temp\gerador.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1828
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c PAUSE
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4684

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDA2MDE2NjU0Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:856

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7OUQ1NzlDRTMtNzY0Ri00Q0Q0LUFCQTgtRUExOTdBNEFFRkUxfSIgdXNlcmlkPSJ7MTE5RUNBQkMtQTZDQy00RDkxLUI0MDMtQzJBMUFBOTQ4Nzc1fSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9IntBMTI2NENBNC1CQzNELTQ1MTItQkJFMS0zMzFFMjVFMjBERjJ9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjE5MDQxLjEyODgiIHNwPSIiIGFyY2g9Ing2NCIgcHJvZHVjdF90eXBlPSI0OCIgaXNfd2lwPSIwIiBpc19pbl9sb2NrZG93bl9tb2RlPSIwIi8-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7VlBRb1AxRitmcTE1d1J6aDFrUEw0UE1wV2g4T1JNQjVpenZyT0MvY2hqUT0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7RjNDNEZFMDAtRUZENS00MDNCLTk1NjktMzk4QTIwRjFCQTRBfSIgdmVyc2lvbj0iMS4zLjE5NS40MyIgbmV4dHZlcnNpb249IiIgbGFuZz0iIiBicmFuZD0iSU5CWCIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjIiIGNvaG9ydD0icnJmQDAuMjUiPjx1cGRhdGVjaGVjay8-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-PHVwZGF0ZWNoZWNrLz48cGluZyByPSIzIiByZD0iNjYxNiIgcGluZ19mcmVzaG5lc3M9Ins0OEUyN0MwNi03QUU1LTRBQjItOTlBMi1COTZGQzlBOTg0QTF9Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
445KB

MD5
4ff26cfa3378f388bf33f4593292d92e

SHA1
c2f831934308b00f780367462cc2144d1b648ff4

SHA256
06891008e476c552d7833ca073078af9bda710cc283418ef084568c4835d60de

SHA512
c61dc5f2d93468670c0ef63981c312ab8a29fb7e96a8cf567370d1fe0023dfc67aeb79f01f234d5825f8ce1282f7b7edc5754fa523a5a01c72fa037c3c956605

Download Submit
C:\Users\Admin\AppData\Local\Temp\@C4F.tmp

Filesize
4KB

MD5
3a64783e94ab53902afd1ce21dc63379

SHA1
4933f4cdbd10630f0cf54952251e7d14c3ecd8ee

SHA256
ebb2b9682502e81881c647e30575c75d202d6185c7b182003c0eea8717b26dbf

SHA512
1178f0288b38b4509fca4fb1693671b2dbe4ca73cddc1679053f6680556c099691f2690c2298ea16285ad94ad8008ee1b5cebae25724d69b7dcb90ba67431e52

Download Submit
C:\Users\Admin\AppData\Local\Temp\gerador.exe

Filesize
465KB

MD5
a122e22f41c8c1085689c681b60236fa

SHA1
74e3014b096096a410ae7959820e5d6e454c8886

SHA256
711f68e1abb0d104139ab76ed8bc585c8dfe48748affd846f2d966d6e28c1f93

SHA512
7012ac4981206c684b24d94a9efe067ec13e47901992ec683e7822ec419617aa70d4ebfb705c7b49cbbb3e9d1cd4732c779b2017e37fbdf78151b30bef1ef03d

Download Submit
C:\Windows\SysWOW64\CKM.001

Filesize
1KB

MD5
e6708c4f916c110f33197f1972263a8a

SHA1
3a27fa93856fd6348aeb1aa19f1968404534bc79

SHA256
9fd8742ab2130bef54ffffce201b190f782a5a7fd4559e651db3c6fa4d5d97a7

SHA512
9fcb14ccde9f9016a08fe10097083adaf45aec4b5e44debdbd91785b345e4c571a6ef2d0f792277df4facdc535c241b53ecf0b466f6a32260bd85678026a5298

Download Submit
C:\Windows\SysWOW64\CKM.006

Filesize
4KB

MD5
82dcd329190d327df8cc558ddb7bd796

SHA1
60692ef3d251e4be19445f3c37acaabd43e5153a

SHA256
88930ac9efc89f62bf2d9c7d967956591fa1f3ee886cabe799c41d252647285d

SHA512
76b094cf5baefe39d478445dcd5f3fbaa5ccca80abe9774c5aa9cf852cea5da37d052190968bb6f41cbd9cc6865a6b85492b4a606ac4607ac07c7f14be149d5a

Download Submit
C:\Windows\SysWOW64\CKM.007

Filesize
6KB

MD5
d82e272edfbadabf6f82fc5018ce97fc

SHA1
88beb0c2463678910d4c726e1207ec08d7f3b00f

SHA256
604434efc6c026f83708a5473aa993775649d69828315b8eafd33b58999292cd

SHA512
8663a9900b4ab8912d1aeec930e0a088bb90a46a7c575f62a9f8f7d1dc4bdfec9ffffe9ea71f5d00125b3e113864cffdee4632352d17c36f73d8bc571733231d

Download Submit
C:\Windows\SysWOW64\CKM.exe

Filesize
244KB

MD5
1cc2de0847d50813932844efcd3eac9c

SHA1
78799db1a7e289503fe4160d16c487fb8d45db74

SHA256
d2b114a49c9941d0888d0e215f1e1b00949271877d247421c0fa85f8e7c3261b

SHA512
b66cb6c931b1d541579f9c4f5ad3ee71b7ef884bf5ede2a77e8120356813f5aab8790cbced26671cc4ba77383196660ac51496a221d80ecb984ed2931c093c1c

Download Submit
memory/1828-33-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download

Analysis

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