ardamax | 6433df08bf98890183ffe70269bbc1a7f0628503ee31d9ea328ebb33b3236901

General

Target

89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
Size

483KB
MD5

89aaadd1f943634a03dd4ac04af26320
SHA1

1c86107a77328367ddbd63aad4bfc92645fecc7c
SHA256

6433df08bf98890183ffe70269bbc1a7f0628503ee31d9ea328ebb33b3236901
SHA512

5f8d6d652afdaa3889b7bab2f479d9904943a9ee22e3d21e495a8837c766d24e390552df30c919a9902085dad1ad6204d9490d12a8ffe57183ec32410a020c03
SSDEEP

12288:N2/R2csLjfPOgHVnplZN5a6txLtghf0PuC2nfpik43oUUe:esnHVnplZHauxxglC2nfp94YUUe

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/0x0007000000023438-12.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1032	YYRP.exe

Loads dropped DLL 8 IoCs

pid	Process
2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
1032	YYRP.exe
2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
1032	YYRP.exe
1032	YYRP.exe
2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.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\YYRP Agent = "C:\\Windows\\SysWOW64\\28463\\YYRP.exe"	YYRP.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\YYRP.007	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\YYRP.exe	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	YYRP.exe
File created	C:\Windows\SysWOW64\28463\YYRP.001	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\YYRP.006	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.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 2 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	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YYRP.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1032	YYRP.exe
Token: SeIncBasePriorityPrivilege	1032	YYRP.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1032	YYRP.exe
1032	YYRP.exe
1032	YYRP.exe
1032	YYRP.exe
1032	YYRP.exe
1272	OpenWith.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 1032	2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe	84
PID 2724 wrote to memory of 1032	2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe	84
PID 2724 wrote to memory of 1032	2724	89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\89aaadd1f943634a03dd4ac04af26320_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\SysWOW64\28463\YYRP.exe
  "C:\Windows\system32\28463\YYRP.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1032

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1272

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\@8201.tmp

Filesize
4KB

MD5
9dc64557fcebd521ca4b267da15c2914

SHA1
c2247f9e0f0c8d11c7b9ab93f43ed53943d0bdd2

SHA256
a49cb9cbab2a60418b2079d4110123682fc980bb6b46ac5ada144797b5fa2cf4

SHA512
00241a139ca307c5eb4d89fa8b6296833961091286282c3482746e4a3589ef61e6d007edb6aa6fa1ef812d57bf63a8e495e0db712e17decc77bbae2490cdbe01

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
394KB

MD5
10e53b4b4502bab5358837983b15d83e

SHA1
2845bb0d6667be127bab7676b6800994239850ce

SHA256
e91b458384ad38f5e81766bc7ae213025f27f30c69b72550731159aa60d62910

SHA512
35b2071598af5840ed0843e39f81b778660310725975c2b2cc8cd20ad37954bea04c4a2f173cdaffa467e9585b7f573b99fd444f659d11360bd7a8219c851cd7

Download Submit
C:\Windows\SysWOW64\28463\YYRP.001

Filesize
534B

MD5
c81927aa1ebc1fb398cee69341ef1b92

SHA1
6b7810a222b85204631899181097d85c785f1c48

SHA256
21a689df558b3945ea333479b29dae98edc757a841768c4dd8157b0b04b29ebd

SHA512
6a83a5fd3b9ffb565304c232296c2c0bf686a648b1603ec0aa221f2b6f9cf504faa2885b874651a13ab32a4db3b2fadd6a1056878ff26091eb5f279f20d83058

Download Submit
C:\Windows\SysWOW64\28463\YYRP.006

Filesize
8KB

MD5
86d96c93965255cef35ca42413188b75

SHA1
9d77f203267febe047d049584e5c79f1c1801b2d

SHA256
b796bd1f5cdb1d1db91c3aca1ac700c015775b9caf2725fbf4b6089a096f21c5

SHA512
2db81080a16494ec549f4f39ee382580ba12cd5cbfe31632c8459ba94d767ce1ad3e9c0e6643f80530ae5e316fc42dca05708eeade7ce3c0341d669325cdb095

Download Submit
C:\Windows\SysWOW64\28463\YYRP.007

Filesize
5KB

MD5
b73942c11844487ca7fc3e78062c8abb

SHA1
28f4c4159528ccbe9d83b5cd5e157861d11ff04c

SHA256
4ba88f8964ee02a395d88974fd43b05610cf520b4ab40f36b3f98715ce1e0984

SHA512
d4c782f5abd91b3396b243345f968eb5a705a7aefeedf92e62047309f7ccf223c0825623c184de66e3667c22eb371f0329be97ea70f6d72b54f98b22042e1f9c

Download Submit
C:\Windows\SysWOW64\28463\YYRP.exe

Filesize
472KB

MD5
324154483b20e6f67a3c1486e3fc7c6a

SHA1
d6630eb1d8555b48413434b4a5d54c8de819cbf8

SHA256
ded1c934280294375d7b926773511e4d5e6c8dbb22b0dd25a80a6b0b3af065d3

SHA512
36349f7c53b9989eac63e8c91b7fb009a5a0dce934242ae5956a5e3d3764949a87296adeba81f3da96b5e035f3755b4dd75de2ffa211b7db296313c52f6d478b

Download Submit
memory/1032-23-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/1032-33-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads