sakula | 2cca320792270200228141c046006de65a23d2d75ae736216d27d7b1f6161b6a

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 17:44

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General

Target

6d8032357e664749d95c74c3cc618231.exe
Size

3.6MB
MD5

6d8032357e664749d95c74c3cc618231
SHA1

ea0f06dc70bd88554e2231d8a9e8545e40dc4df1
SHA256

2cca320792270200228141c046006de65a23d2d75ae736216d27d7b1f6161b6a
SHA512

4eed9e97c4e9e5cca3c71fce9bbb0880e9c9fa36b8db9e55f95bdab7a536b8e410bd223e5723d5ae54e6850ec896fcd1977911f7edf74c6288d3a0f01d45abac
SSDEEP

49152:o852ZjeUNZZH46HsnHVT5ZA+acdD6xXTIN:oU6eUNZZJHsHr

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.polarroute.com

Signatures

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

Sakula payload 2 IoCs

Processes:

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

6d8032357e664749d95c74c3cc618231.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation	6d8032357e664749d95c74c3cc618231.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3884 MediaCenter.exe

pid	process
3884	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

6d8032357e664749d95c74c3cc618231.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"	6d8032357e664749d95c74c3cc618231.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

2756 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6d8032357e664749d95c74c3cc618231.exe

description pid process

Token: SeIncBasePriorityPrivilege 1604 6d8032357e664749d95c74c3cc618231.exe

pid	process
2756	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1604	6d8032357e664749d95c74c3cc618231.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6d8032357e664749d95c74c3cc618231.execmd.exe

description	pid	process	target process
PID 1604 wrote to memory of 3884	1604	6d8032357e664749d95c74c3cc618231.exe	MediaCenter.exe
PID 1604 wrote to memory of 3884	1604	6d8032357e664749d95c74c3cc618231.exe	MediaCenter.exe
PID 1604 wrote to memory of 3884	1604	6d8032357e664749d95c74c3cc618231.exe	MediaCenter.exe
PID 1604 wrote to memory of 5100	1604	6d8032357e664749d95c74c3cc618231.exe	cmd.exe
PID 1604 wrote to memory of 5100	1604	6d8032357e664749d95c74c3cc618231.exe	cmd.exe
PID 1604 wrote to memory of 5100	1604	6d8032357e664749d95c74c3cc618231.exe	cmd.exe
PID 5100 wrote to memory of 2756	5100	cmd.exe	PING.EXE
PID 5100 wrote to memory of 2756	5100	cmd.exe	PING.EXE
PID 5100 wrote to memory of 2756	5100	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\6d8032357e664749d95c74c3cc618231.exe
"C:\Users\Admin\AppData\Local\Temp\6d8032357e664749d95c74c3cc618231.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3884

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6d8032357e664749d95c74c3cc618231.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5100

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2756

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\Microsoft\Windows\INetCache\IE\BP0ZYM9B\vzkfqalw186918827[1].htm
Filesize
1KB

MD5
8d4c07efda188f4ca3290b68b7b5c2b4

SHA1
ba392480e4f36eaf02ce8df0e7b3ca86aebbd3ea

SHA256
e27b64c9737988f9d6a1bff653e7de7b46c8150133d6b4e9061b70d70dbde8b4

SHA512
fbbd1b4596151b13a9de1ed87c37783f2e7519c1e0b7f90fe00cba33a848b538fcb8474d0975fb18568085e81e84053d4ec2f18021fcc76cda68e0b808ed2ef2

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
3.6MB

MD5
4dfa00b1fe8ac1a0d30f42b364e6924d

SHA1
7fbfc0d09126eb02a5376b0814a88ee00a1518ab

SHA256
93deaf7a324ec112242d728d44e7909f4abce846fc1ab43aede51dab897c6450

SHA512
0e868c3f4e4add2d9df9873675d730ada2fbcbeeccfc559a6b7b8c4ff4ed95c408ab1e206a0f7ea34e003736afc0ceffdab2e5203ccb0fd9c45184a5cb186080

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
3.5MB

MD5
b4e299934130265d4441da2697638523

SHA1
e046550d11c916112cb11d63ceacfd1603d35722

SHA256
fa899ac65bd3d7b4d728c02a59de729e7ca1e5187e13ef0a891b0741cbe9afc6

SHA512
dbaf95b369c533f4fa93449bc6b1f2a1d83857034b9de5b119160e65f7d259f7ebdda7c78f3571a3ac0e68b1e6b35a2a4bd0221c4ef8627f6acc4fae3fe8a992

Download Submit