ardamax | 6b1dd1c338fbbccd877e74e54713e8a5165251b90aff3e71995fe693f7f680fa

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 12:27

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General

Target

Install.exe
Size

2.2MB
MD5

1382e4d171d911ad48f0c4ebe58ae29d
SHA1

e15768445f428f578a2a304a3a3d675400cef2bb
SHA256

6b1dd1c338fbbccd877e74e54713e8a5165251b90aff3e71995fe693f7f680fa
SHA512

854d1dd1f23674264fa33e4c4a21a4457892c2d82885bc5d269ba77ffcde433ec75bbf9eef4df9d04b74634abf014291073b17e9352cc93bf9d1301c2097a30d
SSDEEP

49152:F5669KWXjUCnBBDeWTjTcmzR2op3L7S24hyzWa:D669KWXICnBBKWT0mzR2opLL8SW

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax
Executes dropped EXE 1 IoCs

Processes:

FYK.exe

pid process

2548 FYK.exe
Loads dropped DLL 2 IoCs

Processes:

Install.exeFYK.exe

pid process

1952 Install.exe
2548 FYK.exe

pid	process
2548	FYK.exe

pid	process
1952	Install.exe
2548	FYK.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

FYK.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\FYK Start = "C:\\ProgramData\\RUXEKE\\FYK.exe"	FYK.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

Processes:

Install.exeFYK.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Install.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FYK.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

FYK.exe

pid process

2548 FYK.exe
2548 FYK.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

FYK.exe

pid process

2548 FYK.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

FYK.exe

pid process

2548 FYK.exe
2548 FYK.exe
2548 FYK.exe
2548 FYK.exe
2548 FYK.exe

pid	process
2548	FYK.exe
2548	FYK.exe

pid	process
2548	FYK.exe

pid	process
2548	FYK.exe
2548	FYK.exe
2548	FYK.exe
2548	FYK.exe
2548	FYK.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Install.exe

description	pid	process	target process
PID 1952 wrote to memory of 2548	1952	Install.exe	FYK.exe
PID 1952 wrote to memory of 2548	1952	Install.exe	FYK.exe
PID 1952 wrote to memory of 2548	1952	Install.exe	FYK.exe
PID 1952 wrote to memory of 2548	1952	Install.exe	FYK.exe

C:\Users\Admin\AppData\Local\Temp\Install.exe
"C:\Users\Admin\AppData\Local\Temp\Install.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1952
- C:\ProgramData\RUXEKE\FYK.exe
  "C:\ProgramData\RUXEKE\FYK.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\RUXEKE\FYK.00

Filesize
2KB

MD5
18d370fe236a57ba505f22f588e89bf5

SHA1
2545ad5f2144aba486f85b2970be26b3b0a3cb92

SHA256
73dde880c6b822ded99d8ad96d6429f772f181439ad08be84211c13f5bd8453b

SHA512
527b0044706357ffd1fd5bbf7e501b914e49f6a57273466e6f03c75a66ae102fc154189d5414052c1a6a29ac5132fd4853f7ce71af17dd26926a23e1a6f5889d

Download Submit
C:\ProgramData\RUXEKE\FYK.01

Filesize
79KB

MD5
b1936b29dd260e0dc7d46a09df4134da

SHA1
b782cb9c091dc6aaff3263834b91ab3933c94614

SHA256
064e50cb041bdae3365a02ec84b4d200feeca8538b315b12656bcdb0f884d268

SHA512
d6993baf0e630ed27aaa3938ef94da273cf4c3ab5a5c82080aa2ba517ee5fca4f04f9b56dbbfcf0e392f328c5e5e7d0f737cba33a6c3283587710b7c1233ba25

Download Submit
\ProgramData\RUXEKE\FYK.exe

Filesize
2.6MB

MD5
6a8ce42b097c7a3fdce00acf554a1c48

SHA1
d656df03348d4c7ecab57853d16418f8b4f1a8d9

SHA256
e18bd5cd194f0402be88422e126210eaa3de381e6796f1816c2690cd3736fbae

SHA512
aa81e13c422cc34685c21c92b0f1e2f2359241a901ea1939a95a9e92b22601d052122827ba5bda63c07ea678904ef31fe6eda150333d112b7fd31c886a88309a

Download Submit
memory/2548-10-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2548-13-0x00000000020B0000-0x00000000020C8000-memory.dmp

Filesize
96KB

Download
memory/2548-14-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download