ardamax | a08e922e45bc4b1243dcbd2a850f3292380770bc6b96cfe82786139189294dad

General

Target

f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
Size

1.2MB
MD5

f19d69c9a2689185729196e206e0899e
SHA1

c99a89aefb336d2b0a6e0a74e74304294cef5ba5
SHA256

a08e922e45bc4b1243dcbd2a850f3292380770bc6b96cfe82786139189294dad
SHA512

3994059678a864837288788e1ab81870135484bc450b27839b573b89d539010e24eff0fe0fe050f778a53f10bcd6c87dc56246b150fe107fa3c2685265581039
SSDEEP

24576:7k/ATirLHlq5qzTD65J66Xes63Va3QDF9Ynjyx86AsM4++XLOIdgUSuvFP:QoT6blXnW5J6UOaIkeAsC+jgUR

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/0x0007000000023457-8.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	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4824	XPU.exe

Loads dropped DLL 2 IoCs

pid	Process
4824	XPU.exe
4324	f19d69c9a2689185729196e206e0899e_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\XPU Start = "C:\\Windows\\SysWOW64\\CBBBNF\\XPU.exe"	XPU.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 opened for modification	C:\Windows\SysWOW64\CBBBNF\	XPU.exe
File created	C:\Windows\SysWOW64\CBBBNF\XPU.004	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CBBBNF\XPU.001	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CBBBNF\XPU.002	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CBBBNF\AKV.exe	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CBBBNF\XPU.exe	f19d69c9a2689185729196e206e0899e_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	XPU.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4824	XPU.exe
Token: SeIncBasePriorityPrivilege	4824	XPU.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4824	XPU.exe
4824	XPU.exe
4824	XPU.exe
4824	XPU.exe
1636	OpenWith.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 4824	4324	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe	82
PID 4324 wrote to memory of 4824	4324	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe	82
PID 4324 wrote to memory of 4824	4324	f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f19d69c9a2689185729196e206e0899e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f19d69c9a2689185729196e206e0899e_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:4324
- C:\Windows\SysWOW64\CBBBNF\XPU.exe
  "C:\Windows\system32\CBBBNF\XPU.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:4824

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1636

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\CBBBNF\AKV.exe

Filesize
463KB

MD5
eb916da4abe4ff314662089013c8f832

SHA1
1e7e611cc6922a2851bcf135806ab51cdb499efa

SHA256
96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061

SHA512
d0dbe1d1612982b9cd2a3ed3cbd3e3b5be49237f580f91d5e5d5b6d20ed4dc0babb69a666c19bf4e0f10776a43b9b1dcda91a4cd381ce3705b1795ef9d731c8b

Download Submit
C:\Windows\SysWOW64\CBBBNF\XPU.001

Filesize
61KB

MD5
b8cb0e28a65b57b7633a043ffdd0721b

SHA1
4aeaed92614d0a1fd64ae6c1e85a655de4570884

SHA256
678f7579dd4f01bd9837aece3fd6a8634d16e7bcc6583cf7764212fae4170a8b

SHA512
c781b4c4f86f036b4443a8af0072e59f23c54d20e44c1ee068dacd7ac0f7e324192cccb64a158db3000c78994da826e8394587ef8144b83179b5cc531120e2ab

Download Submit
C:\Windows\SysWOW64\CBBBNF\XPU.002

Filesize
43KB

MD5
12fb4f589942682a478b7c7881dfcba2

SHA1
a3d490c6cda965708a1ff6a0dc4e88037e0d6336

SHA256
4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

SHA512
dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

Download Submit
C:\Windows\SysWOW64\CBBBNF\XPU.004

Filesize
1KB

MD5
87052606d316dd40a675fe1d2bf8ff60

SHA1
25fbc83e0ee5ddb7a02259eaf7d5af8b570fe941

SHA256
f9fee00064f7a96c7009902e687cab53c882c994645e32081d45490c7e6101cf

SHA512
7a37f264409e900045fac7a450953ff0eb6a3a31d0142c1079899ecf0d1f7b1c58c978232202d55a1fb454d96e2d01527ce463987cad3bddbc98a2d4b94bd899

Download Submit
C:\Windows\SysWOW64\CBBBNF\XPU.exe

Filesize
1.5MB

MD5
f8530f0dfe90c7c1e20239b0a7643041

SHA1
3e0208ab84b8444a69c8d62ad0b81c4186395802

SHA256
734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

SHA512
5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

Download Submit
memory/4824-18-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/4824-21-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads