ardamax | 4467808dd00d5b469077b6169eb637752060f8856f32df44e042868c6b68ca41

General

Target

JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
Size

1.6MB
MD5

7e367d31a66a7ed84def958465122dab
SHA1

f86051e5133ed9a303fb83eb3adc0488b6f74b0e
SHA256

4467808dd00d5b469077b6169eb637752060f8856f32df44e042868c6b68ca41
SHA512

96e0659b9e13c2154e6615c174b8919c898f0a2c9435a5b32983d59176c380ca75d96903ffb00678bc08969dea6505e5c26b4638c9b7b0f00493db46170eb47c
SSDEEP

49152:+oTAOvQHAcgicr3zVDDUCgPZ6JZWS3ZdBCIsr:jIHAJ/rtWZ+WSHNsr

Score

10^/10

ardamax discovery keylogger persistence 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/0x0007000000024278-9.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-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe

Executes dropped EXE 1 IoCs

pid	Process
2580	DUP.exe

Loads dropped DLL 1 IoCs

pid	Process
2580	DUP.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\DUP Start = "C:\\Windows\\SysWOW64\\OHKIWN\\DUP.exe"	DUP.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 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\OHKIWN\DUP.002	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
File created	C:\Windows\SysWOW64\OHKIWN\AKV.exe	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
File created	C:\Windows\SysWOW64\OHKIWN\DUP.003	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
File created	C:\Windows\SysWOW64\OHKIWN\DUP.exe	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
File opened for modification	C:\Windows\SysWOW64\OHKIWN\	DUP.exe
File created	C:\Windows\SysWOW64\OHKIWN\DUP.004	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
File created	C:\Windows\SysWOW64\OHKIWN\DUP.001	JaffaCakes118_7e367d31a66a7ed84def958465122dab.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	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DUP.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2580	DUP.exe
Token: SeIncBasePriorityPrivilege	2580	DUP.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2580	DUP.exe
2580	DUP.exe
2580	DUP.exe
2580	DUP.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 2580	1192	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe	87
PID 1192 wrote to memory of 2580	1192	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe	87
PID 1192 wrote to memory of 2580	1192	JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e367d31a66a7ed84def958465122dab.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\OHKIWN\DUP.exe
  "C:\Windows\system32\OHKIWN\DUP.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:2580

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\OHKIWN\AKV.exe

Filesize
463KB

MD5
eb916da4abe4ff314662089013c8f832

SHA1
1e7e611cc6922a2851bcf135806ab51cdb499efa

SHA256
96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061

SHA512
d0dbe1d1612982b9cd2a3ed3cbd3e3b5be49237f580f91d5e5d5b6d20ed4dc0babb69a666c19bf4e0f10776a43b9b1dcda91a4cd381ce3705b1795ef9d731c8b

Download Submit
C:\Windows\SysWOW64\OHKIWN\DUP.001

Filesize
61KB

MD5
425ff37c76030ca0eb60321eedd4afdd

SHA1
7dde5e9ce5c4057d3db149f323fa43ed29d90e09

SHA256
70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24

SHA512
ef5ff97c0d682b6155eff8f92dace1789cf01ca8bca55af1c1d0f2243b5e18bc12a657bb2bb12601b51ef9e1b942f02feb8462644da291fd1b2239c34ef2b59b

Download Submit
C:\Windows\SysWOW64\OHKIWN\DUP.002

Filesize
43KB

MD5
12fb4f589942682a478b7c7881dfcba2

SHA1
a3d490c6cda965708a1ff6a0dc4e88037e0d6336

SHA256
4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

SHA512
dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

Download Submit
C:\Windows\SysWOW64\OHKIWN\DUP.003

Filesize
68KB

MD5
f47e8f65618e1b1f7e1720713f5a8c4c

SHA1
abad8e9e13b1e41f2af86e3c16526c6f2d05d952

SHA256
f170be2582c82ea131e1f688eea6e1cd17d14e6a9bb805b6aed2791e625a74d8

SHA512
635d617dbd15d00e2f7470857531b9820439a8816f2c74b3d83156599537ff42e26ea7d769863f2768eb2770ba9c47b1a10eb3e2677fe92b9eda6ae51da18dcb

Download Submit
C:\Windows\SysWOW64\OHKIWN\DUP.004

Filesize
1KB

MD5
a218c78e3bc6b6276ebe87c1433ed665

SHA1
1714ad85b632c7d3cdfa60071ce4caea0c6e8a3d

SHA256
19a94ee6822d6fb439969f92bb582c8a32be4f3ec791ae54812cae4579ba43bd

SHA512
7962c88ab2084d0758195a2017dc4c440d82d58e9904cd7e105cead0646fb5c69b1d5f50e82e1766a0e75c062e79845a933569d43041505d94876f19589b0920

Download Submit
C:\Windows\SysWOW64\OHKIWN\DUP.exe

Filesize
1.5MB

MD5
f8530f0dfe90c7c1e20239b0a7643041

SHA1
3e0208ab84b8444a69c8d62ad0b81c4186395802

SHA256
734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

SHA512
5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

Download Submit
memory/2580-19-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download
memory/2580-21-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads