sakula | 6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231

General

Target
6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe
Size 64KB
Sample240411-18d91aab81
SHA256 6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231
MD5 1119a0e6971e5c0773c780ed380c9ae5
SHA1 7b2ea5a52d4875caf342877befa5c1ea62e6db5d
SHA512 4154d97e6973b7c6b037dd274dee90f361a7dd4378de4c26454499df24513c6aaddf9a404346360b2c566ac4e5a502c4e54e1ed47456e6d3c9d382f4af3f4b5e
SSDEEP 768:Y0gD04rmpLAuJGlfAHI9lqnP8q0gXg0uvsVWZz/L4i/ym23ysRaKFt9kS3DCkeI9:YNpmpkzAHkq0gXgffZgiKKsDNDCkruk
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/624-5-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/4508-6-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/624-11-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/4508-17-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula

UPX dump on OEP (original entry point) 6 IoCs

resource	yara_rule
behavioral2/memory/624-0-0x0000000000400000-0x0000000000423000-memory.dmp	UPX
behavioral2/files/0x00070000000231e4-3.dat	UPX
behavioral2/memory/624-5-0x0000000000400000-0x0000000000423000-memory.dmp	UPX
behavioral2/memory/4508-6-0x0000000000400000-0x0000000000423000-memory.dmp	UPX
behavioral2/memory/624-11-0x0000000000400000-0x0000000000423000-memory.dmp	UPX
behavioral2/memory/4508-17-0x0000000000400000-0x0000000000423000-memory.dmp	UPX

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-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe

Executes dropped EXE 1 IoCs

pid	Process
4508	MediaCenter.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
396	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 4508	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	84
PID 624 wrote to memory of 4508	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	84
PID 624 wrote to memory of 4508	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	84
PID 624 wrote to memory of 1700	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	93
PID 624 wrote to memory of 1700	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	93
PID 624 wrote to memory of 1700	624	6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe	93
PID 1700 wrote to memory of 396	1700	cmd.exe	95
PID 1700 wrote to memory of 396	1700	cmd.exe	95
PID 1700 wrote to memory of 396	1700	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe
"C:\Users\Admin\AppData\Local\Temp\6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:4508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6ed57cc74fd6b6d1c0cbf3c4fe5b5beee47df148f1c8bdabbf1d3b9a17347231.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:396

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 64KB
SHA256 3eebad983a42dad930f4bc6689cd27d8b2d27d8d5c85ce578b4515c4520bac2b
MD5 8832c24a931a797b2cf862799625a502
SHA1 43bea50ffe2ec84f1c9096f0d0075a81109d5bd6
SHA512 ad247752a1653a680de12a9ac95afea7351643132ed58a342e5cc200f6fdbe3c395486a3ff174e7ea8d714112392496fb6a5052763c812d3b023e78b9aed3717
SSDEEP 768:Y0gD04rmpLAuJGlfAHI9lqnP8q0gXg0uvsVWZz/L4i/ym23ysRaKFt9kS3DCkeI8:YNpmpkzAHkq0gXgffZgiKKsDNDCkruB
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/624-0-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/624-5-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/624-11-0x0000000000400000-0x0000000000423000-memory.dmp

Download

memory/4508-6-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/4508-17-0x0000000000400000-0x0000000000423000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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