sakula | 58eb20bc2754f2f80ef27a7d205d694fa6aca669c60047b9f513cafa09d60f96

Analysis

max time kernel
145s
max time network
147s
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 17:40

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General

Target

fa685918b7320ca926400a3bc190bc49.exe
Size

191KB
MD5

fa685918b7320ca926400a3bc190bc49
SHA1

d4aa058377deb43d54e7213c60882db4b7447dcf
SHA256

58eb20bc2754f2f80ef27a7d205d694fa6aca669c60047b9f513cafa09d60f96
SHA512

e864e24b556d01719d8e88011f9d89961429f5171e60616aa1f07d975b86329e9edf404bd442a9c779c6278751dd65be791c911431bf6635d380970a55ff8297
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:

fa685918b7320ca926400a3bc190bc49.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	fa685918b7320ca926400a3bc190bc49.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2820 MediaCenter.exe

pid	process
2820	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fa685918b7320ca926400a3bc190bc49.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"	fa685918b7320ca926400a3bc190bc49.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

368 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fa685918b7320ca926400a3bc190bc49.exe

description pid process

Token: SeIncBasePriorityPrivilege 1696 fa685918b7320ca926400a3bc190bc49.exe

pid	process
368	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1696	fa685918b7320ca926400a3bc190bc49.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fa685918b7320ca926400a3bc190bc49.execmd.exe

description	pid	process	target process
PID 1696 wrote to memory of 2820	1696	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1696 wrote to memory of 2820	1696	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1696 wrote to memory of 2820	1696	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1696 wrote to memory of 1868	1696	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1696 wrote to memory of 1868	1696	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1696 wrote to memory of 1868	1696	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1868 wrote to memory of 368	1868	cmd.exe	PING.EXE
PID 1868 wrote to memory of 368	1868	cmd.exe	PING.EXE
PID 1868 wrote to memory of 368	1868	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe
"C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2820

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1868

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:368

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
022b6bb16036fcc596421dba9750b5a2

SHA1
0560e83a94f1c5297882e173a56157d1bb59942e

SHA256
134e5014ee7279daac6282acaaa0a5395dfc758cc6984e040448944d870a85de

SHA512
a85c804667a253d50b7934042cee0fca111db0460c0303dc19d43d2f5520f96640fc67f4efb19a07d7587acffc440562d8baf00327281395c78b5cf14f47efef

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