ardamax | 1367a4958018d39baa8b1857da73480373e1404d6b3dd07675563ef17292de44

General

Target

JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
Size

961KB
MD5

8de700e8746be050d138560544d64a3c
SHA1

014b1e8d2f4e6ef2a7cd1bd3f64cf09c2acdd269
SHA256

1367a4958018d39baa8b1857da73480373e1404d6b3dd07675563ef17292de44
SHA512

b2c2e5004cac455de2ff80b790688c1b3f7e5ff26768244310aac14e7c70de3cf107d20b31f330a55ef40e45ec5b7247e3e4f20e4571aea5e9ce928c0e7b7314
SSDEEP

24576:y64MVTfAAtwsgbwbU/ph8hjPJXcOHYl7HMkxEsxU4Z0bF5sFwY2:y64MToAtws4wSp8jPJMOHE7HJBoF2wY

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023ca2-7.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe

Executes dropped EXE 1 IoCs

pid	Process
2276	SLT.exe

Loads dropped DLL 1 IoCs

pid	Process
2276	SLT.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\SLT Start = "C:\\Windows\\SysWOW64\\JARCCX\\SLT.exe"	SLT.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 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\JARCCX\SLT.004	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
File created	C:\Windows\SysWOW64\JARCCX\SLT.001	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
File created	C:\Windows\SysWOW64\JARCCX\SLT.002	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
File created	C:\Windows\SysWOW64\JARCCX\SLT.exe	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
File opened for modification	C:\Windows\SysWOW64\JARCCX\	SLT.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	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SLT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2276	SLT.exe
Token: SeIncBasePriorityPrivilege	2276	SLT.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2276	SLT.exe
2276	SLT.exe
2276	SLT.exe
2276	SLT.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 2276	4900	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe	83
PID 4900 wrote to memory of 2276	4900	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe	83
PID 4900 wrote to memory of 2276	4900	JaffaCakes118_8de700e8746be050d138560544d64a3c.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8de700e8746be050d138560544d64a3c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8de700e8746be050d138560544d64a3c.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\JARCCX\SLT.exe
  "C:\Windows\system32\JARCCX\SLT.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:2276

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:\Windows\SysWOW64\JARCCX\SLT.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
C:\Windows\SysWOW64\JARCCX\SLT.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\JARCCX\SLT.004

Filesize
1KB

MD5
4c84c734a6ed803f19ba8c0259d07af2

SHA1
2d30060f65a0fedb5215712969adf689c3a63c59

SHA256
b8e74638a9fb49b0902fe615a189eafa82a5b729bc8f95d50aab748303dd1483

SHA512
4fe4db29e2820e9caff30f485f18eb105fd2700d9e5bf827af3eacec57e10715faa522c8f740d06cb4d88a2a21a8e4d2fadb267290a2404e91dd38c6303c7c07

Download Submit
C:\Windows\SysWOW64\JARCCX\SLT.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
memory/2276-14-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/2276-16-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads