sakula | 71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8ae

General

Target
71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
Size 632KB
Sample241102-l3zanasdnl
SHA256 71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8ae
MD5 ab00e65bbf49bb4f590d31f7ab6cc8d0
SHA1 3cc0bf1cb50a1bcbe5df5a7c0ee03dd8834e139a
SHA512 ff7b6709d74d7895cfa60e2f2297fb846a9d6517929a5a469b76f4b1c4e73262a0ab5189e6f71a15fbf1ecff673edd2322b1d0188ffbe5aa4a614bc82884ac67
SSDEEP 12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csV5H:g4+wlYBsb3zNs5H
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula discovery 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 family
sakula

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/5020-0-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/files/0x0008000000023c6e-3.dat	family_sakula
behavioral2/memory/5020-5-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4016-6-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

Executes dropped EXE 1 IoCs

pid	Process
4016	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"	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.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 4 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	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4676	PING.EXE
2060	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4676	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 4016	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	84
PID 5020 wrote to memory of 4016	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	84
PID 5020 wrote to memory of 4016	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	84
PID 5020 wrote to memory of 2060	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	102
PID 5020 wrote to memory of 2060	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	102
PID 5020 wrote to memory of 2060	5020	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	102
PID 2060 wrote to memory of 4676	2060	cmd.exe	104
PID 2060 wrote to memory of 4676	2060	cmd.exe	104
PID 2060 wrote to memory of 4676	2060	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
"C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4676

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

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 632KB
SHA256 abba258425839fbdd03a3b3d820d15ec5d124e0901631fcde9da8b30381d8d06
MD5 87090529cf8a2d39e59caa559694fdf5
SHA1 7b0db9e7dff04cd8a3e6d0a81e51d577a93e9d04
SHA512 5cc6014b6f1f32075f8b953681f42b4744026229b507d5590cf3ce5c89d9aca81752a93dd41c001fc4517f59b3fac1b9d5889e6aa46f62aed4b43ccc6b90995f
SSDEEP 12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csV5k:g4+wlYBsb3zNs5k
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4016-6-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/5020-0-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/5020-5-0x0000000000400000-0x0000000000420000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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