sakula | e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54

Analysis

max time kernel
116s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2022, 02:36

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General

Target
10fa04bbf25570d83c37d5b7008fe85d.exe
Size 88KB
Sample221010-c3ndqaaeeq
SHA256 e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54
MD5 10fa04bbf25570d83c37d5b7008fe85d
SHA1 7f6c136b0cc97cfdd0ba5e27ec03a0ea4c87193f
SHA512 8fbab615e94f86612ce7e696e6f5a0457c9a0c18ccaa286b4769315350861e14e125041b828d22a3abcfbe727020d414577e70a522bfb29b9221683ebd562612
SSDEEP 1536:Boaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroyPTEzg:y0hpgz6xGhTjwHN30BEybEk
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/files/0x0008000000022e56-133.dat	family_sakula
behavioral2/files/0x0008000000022e56-134.dat	family_sakula

Executes dropped EXE 1 IoCs

pid	Process
3840	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	10fa04bbf25570d83c37d5b7008fe85d.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"	10fa04bbf25570d83c37d5b7008fe85d.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
3412	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1800	10fa04bbf25570d83c37d5b7008fe85d.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 3840	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	83
PID 1800 wrote to memory of 3840	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	83
PID 1800 wrote to memory of 3840	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	83
PID 1800 wrote to memory of 3384	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	91
PID 1800 wrote to memory of 3384	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	91
PID 1800 wrote to memory of 3384	1800	10fa04bbf25570d83c37d5b7008fe85d.exe	91
PID 3384 wrote to memory of 3412	3384	cmd.exe	93
PID 3384 wrote to memory of 3412	3384	cmd.exe	93
PID 3384 wrote to memory of 3412	3384	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe
"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:3840
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3384
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:3412

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

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Downloads

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 88KB
SHA256 6ad258500767c04c0565ec88026caa01a82378cda963d06035bbf467a016f211
MD5 a0e87a3e61eab892a7abcc03afef4a78
SHA1 43512147b7c45f536ca1866da224db904f536879
SHA512 fc2a91cb70aad43a90b03da685febd4a20bd1597261418cca068fa3e8c345c81aed645c7d045ba3abeca8a87e458098c92f28cb2927fd5c166c7ebd1d77df643
SSDEEP 1536:Boaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroyPTEz5:y0hpgz6xGhTjwHN30BEybEd
MD5 SHA1 SHA512 SSDEEP

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