sakula | e55d454dce39b02cf51d2837c2c5b519f4f7edc703542c8dd702f84fc9e58bba

Analysis

max time kernel
144s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2023 14:27

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General

Target

c714d185124b93abfa2b02b111eb3442.exe
Size

191KB
MD5

c714d185124b93abfa2b02b111eb3442
SHA1

8b20352cc9edf5053f089e96c59a0e4792bc3ed4
SHA256

e55d454dce39b02cf51d2837c2c5b519f4f7edc703542c8dd702f84fc9e58bba
SHA512

2b2259e158e18939e60ac0f8a7a4d018b9273c0b838b26f68bb179f782258201538352798791fc886d5069162177f43f9b2dec5010348a88b8da7a0dc87c960c
SSDEEP

1536:2oaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroZeBsCXKTn8:h0hpgz6xGhTjwHN30BE8BsZ8

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 1 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	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

Processes:

c714d185124b93abfa2b02b111eb3442.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	c714d185124b93abfa2b02b111eb3442.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3172 MediaCenter.exe

pid	process
3172	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c714d185124b93abfa2b02b111eb3442.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	c714d185124b93abfa2b02b111eb3442.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

Processes:

PING.EXE

pid process

3448 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c714d185124b93abfa2b02b111eb3442.exe

description pid process

Token: SeIncBasePriorityPrivilege 3820 c714d185124b93abfa2b02b111eb3442.exe

pid	process
3448	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3820	c714d185124b93abfa2b02b111eb3442.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c714d185124b93abfa2b02b111eb3442.execmd.exe

description	pid	process	target process
PID 3820 wrote to memory of 3172	3820	c714d185124b93abfa2b02b111eb3442.exe	MediaCenter.exe
PID 3820 wrote to memory of 3172	3820	c714d185124b93abfa2b02b111eb3442.exe	MediaCenter.exe
PID 3820 wrote to memory of 3172	3820	c714d185124b93abfa2b02b111eb3442.exe	MediaCenter.exe
PID 3820 wrote to memory of 1648	3820	c714d185124b93abfa2b02b111eb3442.exe	cmd.exe
PID 3820 wrote to memory of 1648	3820	c714d185124b93abfa2b02b111eb3442.exe	cmd.exe
PID 3820 wrote to memory of 1648	3820	c714d185124b93abfa2b02b111eb3442.exe	cmd.exe
PID 1648 wrote to memory of 3448	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 3448	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 3448	1648	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\c714d185124b93abfa2b02b111eb3442.exe
"C:\Users\Admin\AppData\Local\Temp\c714d185124b93abfa2b02b111eb3442.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3820

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3172

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c714d185124b93abfa2b02b111eb3442.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
191KB

MD5
a9cedd87e6a97c2a58e792921899a473

SHA1
c493c41dcb319fc11d73bb7b291d3eca2e315880

SHA256
0c10a896deca0fc5a383c5629b147d1e6cb380c3901b5e8a4a7703490ea9f40b

SHA512
12879ff284efdabd7853785010f92da880ba0d145a0d156587568173f2dfeb439e78bc479e28dbba6f29f9f8dee2ac23ce05efd272a6acbfcd804a687bf30a54

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