ardamax | a45c299649e036eb9e74ba2fce0e9ddc9a264f7b49ba1299573a6a02b5b46c27

General

Target

26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe
Size

920KB
MD5

26de8069a31c136dc0ce5c94f2701969
SHA1

b781e8a880ef7c5d8016df3ccdbc4da79c0a46b0
SHA256

a45c299649e036eb9e74ba2fce0e9ddc9a264f7b49ba1299573a6a02b5b46c27
SHA512

82ea817d895b200cbed302d634fdfef85a73d7dea55e3fe29c38ab81cde633d218c844bfb4b8f6ea1f8d7f5a06303427426e484127f8658255adcf96a5143576
SSDEEP

24576:jZxTHlrTLVTM1juOb7AfnNC0LNS/40nmBFtq0gxU7:jXTFrTt8AfnNCgN/0nkgLU

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/0x00070000000234a8-6.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-1-5-21-2753856825-3907105642-1818461144-1000\Control Panel\International\Geo\Nation	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1684	OKB.exe

Loads dropped DLL 1 IoCs

pid	Process
1684	OKB.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\OKB Start = "C:\\Windows\\SysWOW64\\WOCQFL\\OKB.exe"	OKB.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 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WOCQFL\OKB.exe	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\WOCQFL\	OKB.exe
File created	C:\Windows\SysWOW64\WOCQFL\OKB.004	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WOCQFL\OKB.001	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WOCQFL\OKB.002	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1684	OKB.exe
Token: SeIncBasePriorityPrivilege	1684	OKB.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1684	OKB.exe
1684	OKB.exe
1684	OKB.exe
1684	OKB.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 1684	4424	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe	83
PID 4424 wrote to memory of 1684	4424	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe	83
PID 4424 wrote to memory of 1684	4424	26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\26de8069a31c136dc0ce5c94f2701969_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Windows\SysWOW64\WOCQFL\OKB.exe
  "C:\Windows\system32\WOCQFL\OKB.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1684

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\WOCQFL\OKB.001

Filesize
61KB

MD5
5901282271c72b6effd11d0ec9c17547

SHA1
729945fc0534bd5203dbe02b2dcdf33d0edb84e1

SHA256
395e86709d918c7954ee97baaa34634ede86a2af233ac175c15ae3107f2e9a28

SHA512
05e92fad30ab5d89ebb6eb33fdc76ef9575dbf4c7d649782fd902010a11505a7499b38a4aceccf46e5f8b31617b730a0436cf821442b59dcdeec71ecc2a90a17

Download Submit
C:\Windows\SysWOW64\WOCQFL\OKB.002

Filesize
43KB

MD5
c04e0de732e8f56b401e409c4417149c

SHA1
7b260b3600345fb72af9fd0e4025b4a125c8dd08

SHA256
0d359c2c70001f56c14e7e29a12456c82606bb9a46f9db1f8216a9087775dec6

SHA512
d9e2bf02bcb144a8c37e05cb2544ca46fe93e1f2b5a4e08832d533ab9348ddb9153b5c36efa4186d625a80af5d546331d740a13f43c5195ccb4829c98eaa69b0

Download Submit
C:\Windows\SysWOW64\WOCQFL\OKB.004

Filesize
1KB

MD5
12740a0e31bafa8ef9e12b2384cce337

SHA1
1072b1c1d33750c4417b602c3284e22b2a9457cb

SHA256
7ee5567667e5cfd596c4c2e129c5c507dc0e5a73bb615b259763071dafbd0864

SHA512
d5affc5b7b320c881ba1daacc372075116a88adce25c5db8536caec2aeb976cd6d26f87646b245d99a88e300584df674f50d95e61f2d423e1e73f2f7e92cb91f

Download Submit
C:\Windows\SysWOW64\WOCQFL\OKB.exe

Filesize
1.5MB

MD5
82dc38922620ab6a5850f391584d2657

SHA1
ef30f091ff7aa242600f19e87f2b7b0cd7b0764f

SHA256
b464e42b8dfef6629030283e19c20bcc69d6d7c1bf9bb7e8df472f762debcea2

SHA512
4ec72c1d1599721ee1205f46a74a71fb67801e4d7aa6ca55907c2461a03c41cc3e1333e0b4ed9631b92e2310f45bf27cf865a5cc7ee2507e92f58cdb467023e8

Download Submit
memory/1684-15-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/1684-17-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads