ardamax | 4a4d9dadc73f3ed774fedc03c39d9f4a77d1c170de1b54009a75c229582d8c30

General

Target

fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
Size

1.4MB
MD5

fa6f155a35ddeb69a5308fccca7642f9
SHA1

b707e0ffbd725f5b2ef5c94056d9fa1ff35f4d86
SHA256

4a4d9dadc73f3ed774fedc03c39d9f4a77d1c170de1b54009a75c229582d8c30
SHA512

7d0706b484cc9e1e4d6c66e2c8cc23565ccd864d44c25ccc5e8c04d4cf0e3d6dda15f8479367d0424b3650a4959c88fc4bd268c050f8a28305854f112f5f1d7b
SSDEEP

24576:xU4oTzPfqnYXWu0I4eOXhPf06mxOgn1/8sDo8xQU5BZOkx5smu5bTyAYT2BRHvPP:xULTzinYXWuOeaNgnhxDdx9TZOmxuJTd

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/0x000700000002324d-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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1472	BSD.exe

Loads dropped DLL 1 IoCs

pid	Process
1472	BSD.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\BSD Start = "C:\\Windows\\SysWOW64\\WEJUOU\\BSD.exe"	BSD.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\WEJUOU\BSD.004	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WEJUOU\BSD.001	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WEJUOU\BSD.002	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WEJUOU\AKV.exe	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WEJUOU\BSD.exe	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\WEJUOU\	BSD.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	1472	BSD.exe
Token: SeIncBasePriorityPrivilege	1472	BSD.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1472	BSD.exe
1472	BSD.exe
1472	BSD.exe
1472	BSD.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 1472	224	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe	90
PID 224 wrote to memory of 1472	224	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe	90
PID 224 wrote to memory of 1472	224	fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa6f155a35ddeb69a5308fccca7642f9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:224
- C:\Windows\SysWOW64\WEJUOU\BSD.exe
  "C:\Windows\system32\WEJUOU\BSD.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:1472

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3936 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:4968

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\WEJUOU\AKV.exe

Filesize
456KB

MD5
48cfaed4d566c34716326302b49bdad2

SHA1
566e0989b6bc7ed205f9ae250ea98e3a4d7fba52

SHA256
54c2e10de3ed7135d20c239a7f656c6ff57d1158607fa4c6779e042681de87ea

SHA512
96c871ed9af039142aab5904021d3ef3f75a58c5cc1fdf4d59e40e3699fd03e7cff384b788f7359a1de519ebdcafdad55891fef4f67e2c216ea89ebc945996a0

Download Submit
C:\Windows\SysWOW64\WEJUOU\BSD.001

Filesize
60KB

MD5
a15c556f17d7db8287e023138942d5db

SHA1
880bf8ec944120830dc2e2e040e5996e4e0e6c83

SHA256
f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e

SHA512
930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd

Download Submit
C:\Windows\SysWOW64\WEJUOU\BSD.002

Filesize
43KB

MD5
daabecdfba287a3333b60ae82211acd7

SHA1
e67b4c7bf0dd71ad47263a58bb60be4bce504b84

SHA256
12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173

SHA512
937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f

Download Submit
C:\Windows\SysWOW64\WEJUOU\BSD.004

Filesize
1KB

MD5
29a7cf67958ab0ec7238689ef37cab65

SHA1
c5d1f6d4f7b3a2c1e19b9348c1dbd6933a1b3222

SHA256
da4645c593020c7be02a9a4951b53c960e9bc6c9c250247372cf8ed47b3210c9

SHA512
890f1914c5e98ae266ed40931e0b70a97c03f5fa8750ddeaa9aa4a6ed10bed5ac52b870afe91c14fd22ad8f2badd3b974eb9c2a6ddddcbf1ad4b2535aa96eba2

Download Submit
C:\Windows\SysWOW64\WEJUOU\BSD.exe

Filesize
1.7MB

MD5
f3819a6cab8ae058254c4abb3844d87e

SHA1
0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b

SHA256
3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9

SHA512
dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57

Download Submit
memory/1472-17-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/1472-19-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads