sakula | 8408e2d947a8860350c89a2c2139c7af6515ddb9d0cc22be8c4112d732707785

Analysis

max time kernel
126s
max time network
143s
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 12:44

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General

Target

b41037a3595ab3773a7c254751e1c319.exe
Size

4.0MB
MD5

b41037a3595ab3773a7c254751e1c319
SHA1

2b9ec9e5b4307c03534d16a86b2aa84b6f2cdc9c
SHA256

8408e2d947a8860350c89a2c2139c7af6515ddb9d0cc22be8c4112d732707785
SHA512

c9da642c063c49b98a8f3c2433a92425f8cec7e466afa0e06690366ba9fad73cc9ae1210d363bf92c3d59d216c99febce2a7e5b6e649616c6445a76fccbc24ba
SSDEEP

24576:DF9mrnE2Z1y/6oTNBZrBEu8C7jnIQCwRO/wTGS5DBMYf:DD2Z1qT3Zz888QCwRO/wT/aYf

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

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:

b41037a3595ab3773a7c254751e1c319.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b41037a3595ab3773a7c254751e1c319.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4944 MediaCenter.exe

pid	process
4944	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b41037a3595ab3773a7c254751e1c319.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"	b41037a3595ab3773a7c254751e1c319.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

4156 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b41037a3595ab3773a7c254751e1c319.exe

description pid process

Token: SeIncBasePriorityPrivilege 3412 b41037a3595ab3773a7c254751e1c319.exe

pid	process
4156	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3412	b41037a3595ab3773a7c254751e1c319.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b41037a3595ab3773a7c254751e1c319.execmd.exe

description	pid	process	target process
PID 3412 wrote to memory of 4944	3412	b41037a3595ab3773a7c254751e1c319.exe	MediaCenter.exe
PID 3412 wrote to memory of 4944	3412	b41037a3595ab3773a7c254751e1c319.exe	MediaCenter.exe
PID 3412 wrote to memory of 4944	3412	b41037a3595ab3773a7c254751e1c319.exe	MediaCenter.exe
PID 3412 wrote to memory of 4348	3412	b41037a3595ab3773a7c254751e1c319.exe	cmd.exe
PID 3412 wrote to memory of 4348	3412	b41037a3595ab3773a7c254751e1c319.exe	cmd.exe
PID 3412 wrote to memory of 4348	3412	b41037a3595ab3773a7c254751e1c319.exe	cmd.exe
PID 4348 wrote to memory of 4156	4348	cmd.exe	PING.EXE
PID 4348 wrote to memory of 4156	4348	cmd.exe	PING.EXE
PID 4348 wrote to memory of 4156	4348	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b41037a3595ab3773a7c254751e1c319.exe
"C:\Users\Admin\AppData\Local\Temp\b41037a3595ab3773a7c254751e1c319.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3412

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b41037a3595ab3773a7c254751e1c319.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4348

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4156

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
3.8MB

MD5
aa791e41fc426ace509066406117a90f

SHA1
76d7be4af5ab4892bd3984c210fadfa4c8b5919b

SHA256
130ba5084b94d149fcbb2cdc545dbe3604404a0a42072b124320f420f2670afa

SHA512
35677f27636629903ce83c190605da39814ee47719d7518eaffe4cf71ce94c267d25a5f7e8f15fc3fd9ad344c9336c3251db9707247f0cbc446ac7169babe791

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
4.0MB

MD5
ad89d10c212ccf5d01d23b9411f2fa2b

SHA1
5c722f737ee6dfb873037714438b21d437c53b3d

SHA256
f4e40d32c97b77b7406f48c1ef56f1dfcbe9399d684e1c275dec79c39e0718f9

SHA512
60a0377d88b9f79bf951d22b1686d0d5c52bb3a09dc213386ced88b2afe546c83ee19e7e2d8c3857de31a452b946a56a3cbbc427caf86dec9914cf6ef0148d55

Download Submit