ardamax | 0eaeb868f28b432b75923fee5ac326f6c74516acf4f63c630e5be9d88e9cc8d5

General

Target

301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
Size

1.2MB
MD5

301b4528341bbbcd053e1d0d7cc0917d
SHA1

f5583cede1ce1503512615f3a46313973b3bccbd
SHA256

0eaeb868f28b432b75923fee5ac326f6c74516acf4f63c630e5be9d88e9cc8d5
SHA512

8275918638a06584d1e670332cc016e7bd504d2334db7a0deba548464e079b2ae2c6e603248166091c20e75c597ffdda53fd239fab7a0b5b91112cca73cb8204
SSDEEP

24576:hU4oT6uJMGRdGXX+SsRAuISI79OcUXxU0ROK066+7gjB8EbnzvXc:hULT6gRdiXBPuI8J+0V/UtzP

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/0x000700000002356a-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-1-5-21-3310979990-555183016-1244931625-1000\Control Panel\International\Geo\Nation	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1452	EEH.exe

Loads dropped DLL 1 IoCs

pid	Process
1452	EEH.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\EEH Start = "C:\\Windows\\SysWOW64\\KRVLFH\\EEH.exe"	EEH.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\KRVLFH\EEH.004	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KRVLFH\EEH.001	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KRVLFH\EEH.002	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KRVLFH\AKV.exe	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KRVLFH\EEH.exe	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\KRVLFH\	EEH.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	1452	EEH.exe
Token: SeIncBasePriorityPrivilege	1452	EEH.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1452	EEH.exe
1452	EEH.exe
1452	EEH.exe
1452	EEH.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 1452	4856	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe	84
PID 4856 wrote to memory of 1452	4856	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe	84
PID 4856 wrote to memory of 1452	4856	301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\301b4528341bbbcd053e1d0d7cc0917d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\KRVLFH\EEH.exe
  "C:\Windows\system32\KRVLFH\EEH.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:1452

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

Loading Replay Monitor...

Downloads

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

Filesize
456KB

MD5
48cfaed4d566c34716326302b49bdad2

SHA1
566e0989b6bc7ed205f9ae250ea98e3a4d7fba52

SHA256
54c2e10de3ed7135d20c239a7f656c6ff57d1158607fa4c6779e042681de87ea

SHA512
96c871ed9af039142aab5904021d3ef3f75a58c5cc1fdf4d59e40e3699fd03e7cff384b788f7359a1de519ebdcafdad55891fef4f67e2c216ea89ebc945996a0

Download Submit
C:\Windows\SysWOW64\KRVLFH\EEH.001

Filesize
60KB

MD5
44c17c7a717974f656d5f4f1e73561ad

SHA1
69833aed1c3852f013179a4628fc76650f1ac530

SHA256
9e173448c976f40f726c4fc97bf37477f0f315bcd0fa6822abc4ab7ff540f740

SHA512
ac2b39419629a0e9ed235f1755b86501f140c8b313f51456c7902246eafee13f1a59d10189b466ba93393576b7f6fc382fd889a38b5c0cdc7cb3b65fb37b2461

Download Submit
C:\Windows\SysWOW64\KRVLFH\EEH.002

Filesize
43KB

MD5
daabecdfba287a3333b60ae82211acd7

SHA1
e67b4c7bf0dd71ad47263a58bb60be4bce504b84

SHA256
12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173

SHA512
937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f

Download Submit
C:\Windows\SysWOW64\KRVLFH\EEH.004

Filesize
1KB

MD5
e57824622ba324d23db3cf9c6d98e86f

SHA1
10dbfc6a2ef6d51ab6c11ea20ef7d0c50817ae59

SHA256
ffc182209df02923e02555d5ad4bd5f4db3b04dd8580e3e3fec3b08b11f3d6c4

SHA512
c3ec0ca1ac5f203c6c0a7729b543e7d0d6c1d9a2c16c5553125fe7c12445b1e45771c8a02bbb721a34982900fddca5080876ce1ff34e7384cfabb2e1a83ff9bc

Download Submit
C:\Windows\SysWOW64\KRVLFH\EEH.exe

Filesize
1.7MB

MD5
f3819a6cab8ae058254c4abb3844d87e

SHA1
0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b

SHA256
3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9

SHA512
dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57

Download Submit
memory/1452-16-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/1452-18-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads