ardamax | c7f9179fa18e31014846ad0893498353bbb1356f384fe9ba848c38df1e80490d

General

Target

47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
Size

1.1MB
MD5

47655c3c2f1968615d68ebbe43baaf97
SHA1

de38e4cac0792d4c280f3f88698bbb5b582cdb6e
SHA256

c7f9179fa18e31014846ad0893498353bbb1356f384fe9ba848c38df1e80490d
SHA512

bfcd6885a567090a9731725f86de6a04c9e2b768eb3c9b49c2914f22de3e4d7957e94bde36f44de7bd212dd0114ebab455e93d5d2e7d09695d00961e9e2ad5f5
SSDEEP

24576:M2k/ATJrcraKgjxhO7yUDlt1UI4YfILgxiGkMl3eTWSm3Ft:MnoTJZtNhoPiI4/GdkM

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/0x00070000000234a5-8.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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4264	HTV.exe

Loads dropped DLL 1 IoCs

pid	Process
4264	HTV.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\HTV Start = "C:\\Windows\\SysWOW64\\YTTLRV\\HTV.exe"	HTV.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\YTTLRV\HTV.exe	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\YTTLRV\	HTV.exe
File created	C:\Windows\SysWOW64\YTTLRV\HTV.004	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\YTTLRV\HTV.001	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\YTTLRV\HTV.002	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\YTTLRV\AKV.exe	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.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	4264	HTV.exe
Token: SeIncBasePriorityPrivilege	4264	HTV.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4264	HTV.exe
4264	HTV.exe
4264	HTV.exe
4264	HTV.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 4264	2196	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe	85
PID 2196 wrote to memory of 4264	2196	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe	85
PID 2196 wrote to memory of 4264	2196	47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\47655c3c2f1968615d68ebbe43baaf97_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\YTTLRV\HTV.exe
  "C:\Windows\system32\YTTLRV\HTV.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:4264

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

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Downloads

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

Filesize
463KB

MD5
eb916da4abe4ff314662089013c8f832

SHA1
1e7e611cc6922a2851bcf135806ab51cdb499efa

SHA256
96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061

SHA512
d0dbe1d1612982b9cd2a3ed3cbd3e3b5be49237f580f91d5e5d5b6d20ed4dc0babb69a666c19bf4e0f10776a43b9b1dcda91a4cd381ce3705b1795ef9d731c8b

Download Submit
C:\Windows\SysWOW64\YTTLRV\HTV.001

Filesize
61KB

MD5
425ff37c76030ca0eb60321eedd4afdd

SHA1
7dde5e9ce5c4057d3db149f323fa43ed29d90e09

SHA256
70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24

SHA512
ef5ff97c0d682b6155eff8f92dace1789cf01ca8bca55af1c1d0f2243b5e18bc12a657bb2bb12601b51ef9e1b942f02feb8462644da291fd1b2239c34ef2b59b

Download Submit
C:\Windows\SysWOW64\YTTLRV\HTV.002

Filesize
43KB

MD5
12fb4f589942682a478b7c7881dfcba2

SHA1
a3d490c6cda965708a1ff6a0dc4e88037e0d6336

SHA256
4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

SHA512
dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

Download Submit
C:\Windows\SysWOW64\YTTLRV\HTV.004

Filesize
1KB

MD5
6ec5b64d6ff7bd4db6e4e3d0b01fe474

SHA1
3720e806834bc20fb045d07918061f520737826c

SHA256
1879d1da9bda15bc85894a9cae6711343b7b0c4f44cd1e95889092074d4bbbd6

SHA512
d03ebd799b7e72dea235829e46a81d364de9dca5cc057bbe3d7bcad5b1ff8204cf4adcb5f631dd2ef6f9de2b7723edace7cef211cc08c816346487a9c24580ff

Download Submit
C:\Windows\SysWOW64\YTTLRV\HTV.exe

Filesize
1.5MB

MD5
f8530f0dfe90c7c1e20239b0a7643041

SHA1
3e0208ab84b8444a69c8d62ad0b81c4186395802

SHA256
734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

SHA512
5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

Download Submit
memory/4264-18-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads