ardamax | 1775ecab20f720ade596fdfa76c00b92535a602dca5ba999280e5f1692eeb84b

General

Target

dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
Size

1.1MB
MD5

dbcb5c2b9c66c04e71fc9579bf4a8b3d
SHA1

2baf8bf539033c20484cd09637a7c602b6f8c7b4
SHA256

1775ecab20f720ade596fdfa76c00b92535a602dca5ba999280e5f1692eeb84b
SHA512

24d61afd334946dc95b382f58fcb522748ad9a0058c1629e7898c55ba3decaa8c970de276876b34782eee60204322c31a26fe9216323d9bf63c5d875be41d09c
SSDEEP

24576:UHvZTMM1skR0+gta0YUKDoiGbljSNAAmZ5o/EgBnrgYTg:cBTMMuexsa0Yj0XlBAa55glrJT

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/0x00070000000234b6-8.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	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3188	CMM.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\CMM Start = "C:\\Windows\\SysWOW64\\BYHOGT\\CMM.exe"	CMM.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\BYHOGT\CMM.004	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BYHOGT\CMM.001	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BYHOGT\CMM.002	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BYHOGT\AKV.exe	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BYHOGT\CMM.exe	dbcb5c2b9c66c04e71fc9579bf4a8b3d_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	CMM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 3188	3952	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe	83
PID 3952 wrote to memory of 3188	3952	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe	83
PID 3952 wrote to memory of 3188	3952	dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbcb5c2b9c66c04e71fc9579bf4a8b3d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Windows\SysWOW64\BYHOGT\CMM.exe
  "C:\Windows\system32\BYHOGT\CMM.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:3188

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

1

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\BYHOGT\AKV.exe

Filesize
461KB

MD5
7e335c1258740a5798c2b3eea5a97229

SHA1
6ce1e98ddc05a4b9e772901c9bc6caae4103267f

SHA256
667ab5d791b89216a46f7dd3a1bcb9b7e5f235415a74a9678ca41cec051c462f

SHA512
8c190dd139f5459a91c81871f53fc080a81c6397c68cb5b0ee195571012cc8af923b10cd77301da1816f935d36a0587d1c75126f5553005a0f50eb22d3441cb4

Download Submit
C:\Windows\SysWOW64\BYHOGT\CMM.001

Filesize
61KB

MD5
9fca42b7fa3132ded471b886c4bf8a51

SHA1
86109ac13f8b63bd3467bbf05e39c5cf9bd11d26

SHA256
c519bcfc50245700b30cb417478b46810443b03a6447387dd1d0a13966ff00dd

SHA512
bbdd590e1bd2971fbc6a462f6501341c0808d658ba3407b051f9d299d9babf0632af092d64c6ad290d4ae5d9db8c367898a064bbea916c516c0a54066ad698ab

Download Submit
C:\Windows\SysWOW64\BYHOGT\CMM.002

Filesize
43KB

MD5
4c30b3e90b3da5619bc0d5f53c025135

SHA1
829f487b7c26f6cb8b7f211b2331abbc5229aa61

SHA256
b632cedab7ce3d19eebc0d31864dc8c38cd249dcbde299cda818f7026ec294cf

SHA512
fd0b36fb43c6b62f6d47455b392276d4e3710b204ef11c70cefed417740a4b5d9357ba37f612f3f87d539175af312ead05bc7a4360fe3e26fd43c56e856e6313

Download Submit
C:\Windows\SysWOW64\BYHOGT\CMM.004

Filesize
1KB

MD5
9cbb1d3ba60fe8f189c945e0f2ef6009

SHA1
8e87bf1f2dbdcdba1e188d301c069a549b71abca

SHA256
20a0d32f778a4a16f34c3dd4df7ecdd5d8a11ca9787118f73847e730208de1f8

SHA512
4e52b8945d44557a2de340ad0d05ce15d2b36d98e0946e09b23fdd6e4ffc7cb4ecf2c9b0a28227dac5c24fb2f0778240d071c71ce0978ac7acb325fb1965d6f7

Download Submit
C:\Windows\SysWOW64\BYHOGT\CMM.exe

Filesize
1.5MB

MD5
9c28244f2dbe3a4758b532838b0040c9

SHA1
4b58bb4033d43ae64af6c18db48d5d25e23f6121

SHA256
cb770745d547a27a4b99fdbe27a672135f812b29d94fd2b843d06bb5aa1748aa

SHA512
24ed3d4c6aae307a0f1bb1f063b211152644b06d7425a5fe24b09f5f747dd63011451cef3f47cc4985b3316cf1213c056d38768ccb7f44cb2fab28cf4e30e969

Download Submit
memory/3188-16-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads