ardamax | 53962a3c6a28fbd75623a96400965ae0998dcad817e94c3b40b1c8a911bc5892

General

Target

cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
Size

487KB
MD5

cbe444d1e93deec155c6a31523d639ee
SHA1

bb28e3bd88c2d7fd6388b849f403565f64bd42c7
SHA256

53962a3c6a28fbd75623a96400965ae0998dcad817e94c3b40b1c8a911bc5892
SHA512

f93bc94ab04ddc98f0ab43d736495d8661fab163cf3dcdfaba35bde93ebb8b7c6dbf55b81fc716567148fc4a92b6dee2740112aa24f5a13ee0d238c9d4fe0bac
SSDEEP

12288:DnXPOzYUHgO7F8NTKdIRacC86sBE6znNlkZyZzM0:zWkogyeTA20kEKNKsM0

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/0x000700000002343f-12.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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4940	ODUI.exe

Loads dropped DLL 4 IoCs

pid	Process
2224	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
4940	ODUI.exe
4940	ODUI.exe
4940	ODUI.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\ODUI Agent = "C:\\Windows\\SysWOW64\\28463\\ODUI.exe"	ODUI.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 created	C:\Windows\SysWOW64\28463\ODUI.006	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\ODUI.007	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\ODUI.exe	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	ODUI.exe
File created	C:\Windows\SysWOW64\28463\ODUI.001	cbe444d1e93deec155c6a31523d639ee_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	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ODUI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4940	ODUI.exe
Token: SeIncBasePriorityPrivilege	4940	ODUI.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4940	ODUI.exe
4940	ODUI.exe
4940	ODUI.exe
4940	ODUI.exe
4940	ODUI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 4940	2224	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe	85
PID 2224 wrote to memory of 4940	2224	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe	85
PID 2224 wrote to memory of 4940	2224	cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cbe444d1e93deec155c6a31523d639ee_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\28463\ODUI.exe
  "C:\Windows\system32\28463\ODUI.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:4940

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:\Users\Admin\AppData\Local\Temp\@788B.tmp

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

Download Submit
C:\Windows\SysWOW64\28463\ODUI.001

Filesize
392B

MD5
aedcd44c4ae208a115078017c63789b2

SHA1
a62fbda2d5ea1a3491de919d67fe5602005b5555

SHA256
598a05dc07cf7997095f247f36cc8e8aaa7818fd24a85632251273e0ebe424ab

SHA512
e1c3a21a856a136418d804b9d73c8d9f3ac472fd4901b6b3364f30105963c2251d633432721ea77a6d29221e7e9b1c338a9cce1e89852b22574c4703aaea6783

Download Submit
C:\Windows\SysWOW64\28463\ODUI.006

Filesize
8KB

MD5
81e20f4361cf8f5a57812871c24d945e

SHA1
5d7877d6959ab26599b05795a71633f00c37a3da

SHA256
e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

SHA512
69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

Download Submit
C:\Windows\SysWOW64\28463\ODUI.007

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

Download Submit
C:\Windows\SysWOW64\28463\ODUI.exe

Filesize
473KB

MD5
97d8ad45f48b4b28a93aab94699b7168

SHA1
8b69b7fd7c008b95d12386f6da415097e72151de

SHA256
661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

SHA512
3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

Download Submit
memory/4940-23-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/4940-27-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads