ardamax | e5428a80bdf896e482d0bf49f58b79c7b4a5d62c011dd7e86ba80c07df6dea32

General

Target

JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
Size

459KB
MD5

8196260df13d0836acf9f156bdbbd301
SHA1

6cb3531f12477e491bfc143a572c63d360dae555
SHA256

e5428a80bdf896e482d0bf49f58b79c7b4a5d62c011dd7e86ba80c07df6dea32
SHA512

4fb6fbb63e187a8986eee92adb60c8bf842f770acd3af3557111113a564e72f9bab7ac13ad4a2316715e7960ac17e9254fe3c4f1801079c4f280c35de1b39535
SSDEEP

12288:X9TU4wk/uFP25o7D/qEyDXhtKV6igjSvL0wG:hU4wQuFP1/bojSvS

Score

10^/10

ardamax defense_evasion discovery keylogger 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/0x0007000000023ca2-12.dat	family_ardamax

Checks computer location settings 2 TTPs 2 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	QKJE.exe

Executes dropped EXE 1 IoCs

pid	Process
1324	QKJE.exe

Loads dropped DLL 4 IoCs

pid	Process
4796	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
1324	QKJE.exe
1324	QKJE.exe
1324	QKJE.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Sys\QKJE.001	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
File created	C:\Windows\SysWOW64\Sys\QKJE.006	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
File created	C:\Windows\SysWOW64\Sys\QKJE.007	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
File created	C:\Windows\SysWOW64\Sys\QKJE.exe	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
File opened for modification	C:\Windows\SysWOW64\Sys	QKJE.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 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QKJE.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	1324	QKJE.exe
Token: SeIncBasePriorityPrivilege	1324	QKJE.exe
Token: SeIncBasePriorityPrivilege	1324	QKJE.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1324	QKJE.exe
1324	QKJE.exe
1324	QKJE.exe
1324	QKJE.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 1324	4796	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe	82
PID 4796 wrote to memory of 1324	4796	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe	82
PID 4796 wrote to memory of 1324	4796	JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe	82
PID 1324 wrote to memory of 5024	1324	QKJE.exe	92
PID 1324 wrote to memory of 5024	1324	QKJE.exe	92
PID 1324 wrote to memory of 5024	1324	QKJE.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8196260df13d0836acf9f156bdbbd301.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8196260df13d0836acf9f156bdbbd301.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:4796
- C:\Windows\SysWOW64\Sys\QKJE.exe
  "C:\Windows\system32\Sys\QKJE.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\Sys\QKJE.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@BD64.tmp

Filesize
4KB

MD5
b9c56fc56da3f3e10a842f6e78fe674d

SHA1
4bd97b320edf4a6498066800510cfc5bf845eb1c

SHA256
925326f170d367540ccfd434c7906ef840ca20083470b14b0a2333a772dc095c

SHA512
beb59ef6bff8a73863bcbd4438138b0d02e4ee2efdbb14932b3cb3272ed23413dce5b0447ddb8e85bac83c850579355eeeed2b75e6a45e24185400b046da9bb7

Download Submit
C:\Windows\SysWOW64\Sys\QKJE.001

Filesize
3KB

MD5
36be37cc14c19a55a6a51ff99547c6d9

SHA1
b5c329ab95f2641e8bbcbd6376f1b3d23a2d6371

SHA256
d0d581dda42f33bb593f284a857ba0bb1f3bdb01950d8a581690e248a6e2d212

SHA512
f05933ec2b846f5452c25008119d36bd16b6bccd04da3e67734d2be306c8c299f8c8ac0af273a576439486ed019076bacc14863c6e5b1bf6a8255287d5e789a9

Download Submit
C:\Windows\SysWOW64\Sys\QKJE.006

Filesize
5KB

MD5
2a970556e12272cb5120c41a01263e92

SHA1
3d1bbf48042a8752c22a1dd5d2aed1f0b324fecf

SHA256
8c0888fdce2b7978411fadd409c501a8cc16fe4d03534ec2ba3e98688150f558

SHA512
5beb75ffaa1e5008d554804bdee8c2389925eb1272f90a953247e0f03d110bd94894fa03082544b47f0cf7873b23fe76f53954a7bbc63f912151c24978cf0062

Download Submit
C:\Windows\SysWOW64\Sys\QKJE.007

Filesize
4KB

MD5
04c70d6df53b4321e0a56e5d86d9a1b1

SHA1
8ec16da633caa3ea80b702faf5f5882b63c28e7c

SHA256
63d77f8aae9c3ebb251e090c65bbf0e3d4578198eeeef31e47c9d369390e3819

SHA512
5ad50712679630861bc0ae34d84047785f22d3b068a5fa305e34735c328e8ae8f85b9f179c80fa2f8d3a3792246e26768ec33b52c4211d0104cc86f724b2fb91

Download Submit
C:\Windows\SysWOW64\Sys\QKJE.exe

Filesize
495KB

MD5
4d39b155617483976d10154a8f3f2b13

SHA1
a7f729fae62207eec31f1be0d50ddd03b4721841

SHA256
7c9feea8815ba1556e30704109512cfa793f1e3951195130eaf9abab8ef2613b

SHA512
23a52be53514c80ba845d45410cf4ec41008c2b1079d7aa8fb33eb579ec42b4614d0fa976eff8ab3950fd69b3fbe9e02f156b4ff4fa219d64b3f45058b71ccbb

Download Submit
memory/1324-22-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download
memory/1324-26-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download

Analysis

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