sakula | efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636

Resubmissions

24/02/2022, 11:09

220224-m8635achc510

30/09/2021, 07:38

210930-jgeb9aghd58

Analysis

max time kernel
134s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
24/02/2022, 11:09

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General

Target
efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe
Size 3.9MB
Sample220224-m8635achc5
SHA256 efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636
MD5 0c91f541c351849c1b48be81b7e4f197
SHA1 bda480d45467f44a36c6ac046a08b0b3b2e6bf83
SHA512 940176cdb87ada4590adb2ffa6fdb5694b950f7dc5f5a2b7f3d44b619de577efc46681e0b0e707137996b7aceec01e722804f2b2a046db3b7f45e7dda46e9b1c
MD5 SHA1 SHA512

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

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

Sakula Payload 2 IoCs

resource	yara_rule
behavioral3/files/0x0003000000000721-130.dat	family_sakula
behavioral3/files/0x0003000000000721-131.dat	family_sakula

Executes dropped EXE 1 IoCs

pid	Process
2784	MediaCenter.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-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.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
2304	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2784	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	82
PID 2160 wrote to memory of 2784	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	82
PID 2160 wrote to memory of 2784	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	82
PID 2160 wrote to memory of 3588	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	95
PID 2160 wrote to memory of 3588	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	95
PID 2160 wrote to memory of 3588	2160	efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe	95
PID 3588 wrote to memory of 2304	3588	cmd.exe	97
PID 3588 wrote to memory of 2304	3588	cmd.exe	97
PID 3588 wrote to memory of 2304	3588	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe
"C:\Users\Admin\AppData\Local\Temp\efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:2784
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\efb2aac42ae3c336beae35ea0063d1cec78261857a246693fd9d91a233b43636.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3588
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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