ardamax | af8ab60e8fdb29624d91e8e67e39b27a8e8b62eb75909f71a0273fb453b411d2

General

Target

f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
Size

1.2MB
MD5

f87b14ca5a1e060c5f9e316677adc717
SHA1

1f109fdf923f9e6f849453a3d7c0434261d64673
SHA256

af8ab60e8fdb29624d91e8e67e39b27a8e8b62eb75909f71a0273fb453b411d2
SHA512

5f5cfa727e0acaeec7fe6fdb4237b3b667a226ffaf980938f165ab7798b2918eda249092c8e57019709f3a921ce463843f494a278fe0a5c9c617ff55e1f6dcc5
SSDEEP

24576:tSE1TW+OelQnV8bnEj1axs35O2AwmQj84UoCerJLeoClKaOTV5nM:tSYTW+OeKVBV3gVwiZNyHC89

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/0x0007000000023458-8.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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3008	RFV.exe

Loads dropped DLL 1 IoCs

pid	Process
3008	RFV.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\RFV Start = "C:\\Windows\\SysWOW64\\FINKHL\\RFV.exe"	RFV.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\FINKHL\RFV.004	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FINKHL\RFV.001	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FINKHL\RFV.002	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FINKHL\AKV.exe	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FINKHL\RFV.exe	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\FINKHL\	RFV.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	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RFV.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3008	RFV.exe
Token: SeIncBasePriorityPrivilege	3008	RFV.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3008	RFV.exe
3008	RFV.exe
3008	RFV.exe
3008	RFV.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 3008	5032	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe	82
PID 5032 wrote to memory of 3008	5032	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe	82
PID 5032 wrote to memory of 3008	5032	f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f87b14ca5a1e060c5f9e316677adc717_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\SysWOW64\FINKHL\RFV.exe
  "C:\Windows\system32\FINKHL\RFV.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:3008

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:\Windows\SysWOW64\FINKHL\AKV.exe

Filesize
456KB

MD5
a626ea63014bb99b64c76f9170e91370

SHA1
62ceedb9dcc073d0ecefe5b741724c601ada5d9b

SHA256
248fd5fa06f81efb5d66d1be594dc01c6fb13f15aac9fd3d35a471838c21b851

SHA512
2d37163927d00e67ca242eec32ddf84dc7e298320b6c628d0e6e5a885152a70dfb575bc1a6f2765d91fdee8735dd3841edffd91ad7ed9195ffc0ae7bcd01238c

Download Submit
C:\Windows\SysWOW64\FINKHL\RFV.001

Filesize
61KB

MD5
9c4ffd88e48548e4d16312bd91c317a9

SHA1
0e7bf403d4803af625576c71e9dc6c0534e84984

SHA256
2776e8682161ef789546837ff0d8bc2aa828f93409b9fd37f534b5ae72818040

SHA512
db95e1ac45b0c64fd0f5a3e74b8a9096afa2538035651551c48457aefdaa18d747c11f56aa4506ea71e2619307ec79c92998d8fa9ef29cb7d5fb840435172fb0

Download Submit
C:\Windows\SysWOW64\FINKHL\RFV.002

Filesize
43KB

MD5
7fd0b22a5c7360208b6861ee9d219d55

SHA1
6147665d86d49605d2ffc37950a16836b269d1b9

SHA256
bd7adf27da25406c9714536bf5724875a5d753ea8269df537ff4c0ac295b48c0

SHA512
23ab4b7609ba522652d6ff1e3b0e52d5e0c8d01150e3bcc4133133b724d7b22d4e4834b338e865c62df5959b76ed92194018cec1d73e17359116ba177f016704

Download Submit
C:\Windows\SysWOW64\FINKHL\RFV.004

Filesize
1KB

MD5
e56228c0296d49e4a5f4196145cbfaa3

SHA1
c45eaefc5041d38699b7ecbc8e76a851bc76f9b0

SHA256
1e84111234efea175f08bb513d904eb6dabb459af4abc4038886cc0044a0e874

SHA512
c4eae8f64188ed04933ab86b28e848c956c00e2e051fe0b603d790c3f6460e2947721a3c127008e20f08cb728895cb4b2faba604d4fbd5ac7dd1247c565c96d5

Download Submit
C:\Windows\SysWOW64\FINKHL\RFV.exe

Filesize
1.7MB

MD5
6192c0937d2475353ab65739bd44140d

SHA1
a8b2ae6b5ee330e815d052a0601224cbd5eaf07a

SHA256
bf73c24bd79abbcc4596dd8ec6a40b5b763a4006bcbe525b6680d5915055a0c6

SHA512
cb5c821dee9a626376629f8b3ce8348ab0e9e26e494df44dfc2a0996a06ba6e86c3e1cb9b58961159c14eb97e6224aadb499bcbbf05fe7ecdef0ebb33bce2f55

Download Submit
memory/3008-16-0x0000000002310000-0x0000000002311000-memory.dmp

Filesize
4KB

Download
memory/3008-18-0x0000000002310000-0x0000000002311000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads