sakula | af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb

General

Target
af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe
Size 332KB
Sample220626-cbvnqaeeh9
SHA256 af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb
MD5 36a394bb4967fe95454237d33f1e40cc
SHA1 e623ae5c006b7906373d38bcdfd4913fe1ac2e25
SHA512 579e85e2adbc555b7fb29a42b35f424575b551078ba75d62f5a934032ea2df74e346039f6c6f2e1d1727beedf7d9a00604347d70840358eab72d4e813bcbdde0
MD5 SHA1 SHA512

Score

10^/10

sakula persistence rat suricata trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000b000000022e9d-131.dat	family_sakula
behavioral2/files/0x000b000000022e9d-132.dat	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata

Executes dropped EXE 1 IoCs

pid	Process
1272	AdobeUpdate.exe

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-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
456	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 1272	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	79
PID 1620 wrote to memory of 1272	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	79
PID 1620 wrote to memory of 1272	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	79
PID 1620 wrote to memory of 4496	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	87
PID 1620 wrote to memory of 4496	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	87
PID 1620 wrote to memory of 4496	1620	af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe	87
PID 4496 wrote to memory of 456	4496	cmd.exe	89
PID 4496 wrote to memory of 456	4496	cmd.exe	89
PID 4496 wrote to memory of 456	4496	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe
"C:\Users\Admin\AppData\Local\Temp\af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  PID:1272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\af6c0a194927e589cd5b99c54cd6b7f287aee2944fdf4e11e734242719a05deb.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4496
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:456

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

AdobeUpdate.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Size 332KB
SHA256 7c7b7d2528d2e2b0af62e145a34314681ca295395c334e84c9f09a1e9cf9f174
MD5 4eed3b95370b7ead3bda4c7fc8e72bbf
SHA1 d237764ff2af3a6cf71e85fd8ee74bff43eed143
SHA512 90ebb12635f57af070b1c0c0b49827564d0efe28972225a0fe8d3b79b6fc4e79a82f6ded5c94f2628f9116d561806683471fec7ffba323a59bed9de898309113
SSDEEP 6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/C:NSI2HW
MD5 SHA1 SHA512 SSDEEP

Submit Download