sakula | 0791f8ccc942d42d4766e569670f0f9071e97109f43371fc8b9d8af09ada05b0

Analysis

max time kernel
140s
max time network
150s
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 11:25

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General

Target

137f0c2e4aeaae6f8aa9db92d8aa3a60.exe
Size

3.6MB
MD5

137f0c2e4aeaae6f8aa9db92d8aa3a60
SHA1

bb77f8eafe90ccf456015f47432b5dfbe75e2bda
SHA256

0791f8ccc942d42d4766e569670f0f9071e97109f43371fc8b9d8af09ada05b0
SHA512

edf5d8628516b0c4207d3082510bdf0039f43788bfb413166a50d59464ce3f2c43ca899d7a9d3fd2114bdb44d164770d76a5e67e19de105fba875613d0e0cfe9
SSDEEP

49152:o852ZjeUNZZH46HsnHVT5ZA+acdD6xXTIF:oU6eUNZZJHsH/

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 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:

137f0c2e4aeaae6f8aa9db92d8aa3a60.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2080 MediaCenter.exe

pid	process
2080	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

137f0c2e4aeaae6f8aa9db92d8aa3a60.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"	137f0c2e4aeaae6f8aa9db92d8aa3a60.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

768 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

137f0c2e4aeaae6f8aa9db92d8aa3a60.exe

description pid process

Token: SeIncBasePriorityPrivilege 4716 137f0c2e4aeaae6f8aa9db92d8aa3a60.exe

pid	process
768	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

137f0c2e4aeaae6f8aa9db92d8aa3a60.execmd.exe

description	pid	process	target process
PID 4716 wrote to memory of 2080	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	MediaCenter.exe
PID 4716 wrote to memory of 2080	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	MediaCenter.exe
PID 4716 wrote to memory of 2080	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	MediaCenter.exe
PID 4716 wrote to memory of 4132	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	cmd.exe
PID 4716 wrote to memory of 4132	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	cmd.exe
PID 4716 wrote to memory of 4132	4716	137f0c2e4aeaae6f8aa9db92d8aa3a60.exe	cmd.exe
PID 4132 wrote to memory of 768	4132	cmd.exe	PING.EXE
PID 4132 wrote to memory of 768	4132	cmd.exe	PING.EXE
PID 4132 wrote to memory of 768	4132	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\137f0c2e4aeaae6f8aa9db92d8aa3a60.exe
"C:\Users\Admin\AppData\Local\Temp\137f0c2e4aeaae6f8aa9db92d8aa3a60.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4716

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2080

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\137f0c2e4aeaae6f8aa9db92d8aa3a60.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4132

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:768

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\PG47MANB\rlueqcgt-665476452[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
cd115ca379cb6e028ad8aaafb7dae40b

SHA1
a46225114bba58c3d33a65b1e9407ff2c66f73eb

SHA256
af1b8627248ffbeae4dcea4dd4bbf397ef85fb88df02d69b7f2a723e73b4c92c

SHA512
7aa5509a9309d7af846050a7b31ce9b761249d565f8af363ab5495f1e4a66ebff7b9529a3180618441868fc7246e773fac439fcaacaaf446b93cd84605b0a24e

Download Submit