ardamax | 75fdb088fd636631d4a41ae1f37ee2c9858aea5e4766df6b63a0a0f32a9ca98e

General

Target

JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
Size

473KB
MD5

d51806f794076babdccebcddc8098c82
SHA1

d8b02dc2f2e13059a807424dfa4b06a2243b421e
SHA256

75fdb088fd636631d4a41ae1f37ee2c9858aea5e4766df6b63a0a0f32a9ca98e
SHA512

2b437f150e84e33bc7993e22cb15d08e521c7d85b179c1a8c620f134dc2ea86b4e849aa888ee58f2314d7dedb01914a3f41eae3215dbe93c305be35400cbacf3
SSDEEP

12288:d7gvlYdPh3mFESd3BRPe7hj5d7f3X3f5jn9AQqge:cSdZ2FPfcNjLb3X3fVpe

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/0x000a000000023cc4-12.dat	family_ardamax

Downloads MZ/PE file 1 IoCs

flow	pid	Process
42	3144	Process not Found

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-1-5-21-3311063739-2594902809-44604183-1000\Control Panel\International\Geo\Nation	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe

Executes dropped EXE 1 IoCs

pid	Process
4544	OTER.exe

Loads dropped DLL 4 IoCs

pid	Process
3704	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
4544	OTER.exe
4544	OTER.exe
4544	OTER.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 12 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Sys	OTER.exe
File created	C:\Windows\SysWOW64\Sys\OTER.009.tmp	OTER.exe
File created	C:\Windows\SysWOW64\Sys\Feb_09_2025__23_59_41.jpg	OTER.exe
File created	C:\Windows\SysWOW64\Sys\OTER.006	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
File created	C:\Windows\SysWOW64\Sys\OTER.007	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
File created	C:\Windows\SysWOW64\Sys\AKV.exe	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
File opened for modification	C:\Windows\SysWOW64\Sys\OTER.009	OTER.exe
File created	C:\Windows\SysWOW64\Sys\Feb_09_2025__23_59_10.jpg	OTER.exe
File created	C:\Windows\SysWOW64\Sys\Feb_10_2025__00_00_11.jpg	OTER.exe
File created	C:\Windows\SysWOW64\Sys\OTER.001	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
File created	C:\Windows\SysWOW64\Sys\OTER.exe	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
File created	C:\Windows\SysWOW64\Sys\OTER.009	OTER.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 3 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_d51806f794076babdccebcddc8098c82.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OTER.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

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

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4276	MicrosoftEdgeUpdate.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4544	OTER.exe
Token: SeIncBasePriorityPrivilege	4544	OTER.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4544	OTER.exe
4544	OTER.exe
4544	OTER.exe
4544	OTER.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 4544	3704	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe	87
PID 3704 wrote to memory of 4544	3704	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe	87
PID 3704 wrote to memory of 4544	3704	JaffaCakes118_d51806f794076babdccebcddc8098c82.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d51806f794076babdccebcddc8098c82.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d51806f794076babdccebcddc8098c82.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:3704
- C:\Windows\SysWOW64\Sys\OTER.exe
  "C:\Windows\system32\Sys\OTER.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4544

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MTg1NzE4NjkyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4276

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:\Users\Admin\AppData\Local\Temp\@953B.tmp

Filesize
4KB

MD5
b429300c8148810d2e6a8d40009fc124

SHA1
93ec9660cc0d68cadc6c7f44b35ea0a0ef684ae8

SHA256
98445d51b61014815fc43e44933e5dc126c4fe763545141e78ee1358e487b4b7

SHA512
47a1cfdba6c1e04a322116538a62b22d61cf6b31966e53cfe4e54eb75a58530a7636e3deffcfb7e96ff2bdae2b99c7bcb312685d1ceac2f79c118f6347bf2407

Download Submit
C:\Windows\SysWOW64\Sys\AKV.exe

Filesize
387KB

MD5
bcf6fab667525797024d0962e41e9b7b

SHA1
86b3d41b65eb4ed85c6610a4bb595df787bb2a6a

SHA256
916385eb000bc6011cac9b11d89fd08ffaaddf7d727f9c9bf0764bbcf905b877

SHA512
7e04832d129e3bacb4d4d83259ec02e1e6f5da4da742dbbf010345ccd90a0547e12fcca68da3cff284687a112f570ca269596512605715b3477ae99933afc82c

Download Submit
C:\Windows\SysWOW64\Sys\OTER.001

Filesize
3KB

MD5
93aa436fc9019d2be7568acfef147a10

SHA1
62ba379061e580e7ee4553cf23c498e25bdd048c

SHA256
1e9861e1b2de3f91dcbde7566d9cb82686882279793c8b59383652e534ad6213

SHA512
5352de1514a7f9d73fee01a3efbac7d711c31f3025fbfad5032343f8f7d9fdf3600776c4f78c20b8ebd07fe9209d97129ade8298828fa81fdc23e13c48488152

Download Submit
C:\Windows\SysWOW64\Sys\OTER.006

Filesize
5KB

MD5
3a2ef41ad6d9415229e0b76ec6df1baf

SHA1
e72f2c0d664a4d2323872bd1f586ec60bb0a6342

SHA256
b7e321cf9dacead275e600c2b531e96a62c671e0a2d641e141acbefb509adf2b

SHA512
b8d5f62e7da21d4114f8764afb16bc409921935d3440f8e712740a50dd7a01f850cfda31f0a4b41e4f514d6bb64e407a83e8e034e5be65cddde27817c728caeb

Download Submit
C:\Windows\SysWOW64\Sys\OTER.007

Filesize
4KB

MD5
cb576a1e67ddeb42dc0e23a541cefdb8

SHA1
9684e67a013de4f0f5066856f553674db0f2749c

SHA256
8a9a4e62b646f072f6c1b5415b8461af96db307f59c4d32c9e4f455477ffc221

SHA512
e173475fbf9541daa6790133ceef4b8af414491c0a198e356ba1b1c2fcbdcf7044e8b8ae22d72f39b2b7b888e254fd742b9b09ae3c4e63fa64b5171508247942

Download Submit
C:\Windows\SysWOW64\Sys\OTER.009

Filesize
215KB

MD5
37df5bf58c180f39c7e6594a909601cd

SHA1
1c3d46cb61f30a522d12958f52ed4ae11d71fd77

SHA256
21c758bace7216f46ecd510f35711d07a4c85cf9d4ab5b3f518a4f7b6f891e9e

SHA512
0011d7aff26db416907e3a30bb44868463a2d9c43b8535510517ce03974428d68376d831edd23c7c504ce6af323efe47ab5e23332417622b5901a833c1e3806f

Download Submit
C:\Windows\SysWOW64\Sys\OTER.exe

Filesize
468KB

MD5
4b64ea8b01e25e1af067d11698778ce4

SHA1
20c4d03590cc3ef10e0b3ddbfcdf6fbb41149847

SHA256
08b9f18c1098036ae8830caae054c451c66478490dcd4c653a01abaa937ee7c5

SHA512
5bea198540fa4dd9234017ec3e7a0cf79da4d3bc53cb715a3a6335567c08ff0871b886d6f4dd80e9f4e9df4cac8be392fc7d0e3456c14624583c6cf337ce65d0

Download Submit
memory/4544-23-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/4544-27-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download

Analysis

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