sakula | e3137d63b228022d8535c33a5b560ea65eb67eff8e651e9ec3e22a0bd8f1907a

Analysis

max time kernel
180s
max time network
236s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
21-10-2023 21:26

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General

Target

NEAS.8ffcde37387ea1b93c5c88680508aa60.exe
Size

332KB
MD5

8ffcde37387ea1b93c5c88680508aa60
SHA1

233f895a2a24d0d777f4c2ef0f4fa9b54d41a01e
SHA256

e3137d63b228022d8535c33a5b560ea65eb67eff8e651e9ec3e22a0bd8f1907a
SHA512

b231e0a16a7d812674f431db1d9a80364751f4a9951f8d5d684ef084e3ad34fe344b4f8a092059004239e27aa3c33b64c7f85e036c6d97beaaece986f71e2ac5
SSDEEP

6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/J:NSI2H9

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.savmpet.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\AdobeUpdate.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.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:

NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

2156 AdobeUpdate.exe

pid	process
2156	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	NEAS.8ffcde37387ea1b93c5c88680508aa60.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

3960 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

description pid process

Token: SeIncBasePriorityPrivilege 4872 NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

pid	process
3960	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.8ffcde37387ea1b93c5c88680508aa60.execmd.exe

description	pid	process	target process
PID 4872 wrote to memory of 2156	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	AdobeUpdate.exe
PID 4872 wrote to memory of 2156	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	AdobeUpdate.exe
PID 4872 wrote to memory of 2156	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	AdobeUpdate.exe
PID 4872 wrote to memory of 4580	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	cmd.exe
PID 4872 wrote to memory of 4580	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	cmd.exe
PID 4872 wrote to memory of 4580	4872	NEAS.8ffcde37387ea1b93c5c88680508aa60.exe	cmd.exe
PID 4580 wrote to memory of 3960	4580	cmd.exe	PING.EXE
PID 4580 wrote to memory of 3960	4580	cmd.exe	PING.EXE
PID 4580 wrote to memory of 3960	4580	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.8ffcde37387ea1b93c5c88680508aa60.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.8ffcde37387ea1b93c5c88680508aa60.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4872

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:2156

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.8ffcde37387ea1b93c5c88680508aa60.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4580

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3960

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\AdobeUpdate.exe
Filesize
332KB

MD5
c58bdff926775bfeb44424d1ab5afc73

SHA1
6483efc38ea590589b667c327d2c62c9c0004482

SHA256
7c6c74021045174d921cabb5ae085bb5147b9b79ee72f82f56b83134f4af60e5

SHA512
d083a316f24e4e7ed6446b242f035a39962fb0d19a06426c299f449efee5cbd8dd551b9acd47fd70002ccc821d12c58d9bb77a04f4994f9903932c398f0271c8

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
332KB

MD5
c58bdff926775bfeb44424d1ab5afc73

SHA1
6483efc38ea590589b667c327d2c62c9c0004482

SHA256
7c6c74021045174d921cabb5ae085bb5147b9b79ee72f82f56b83134f4af60e5

SHA512
d083a316f24e4e7ed6446b242f035a39962fb0d19a06426c299f449efee5cbd8dd551b9acd47fd70002ccc821d12c58d9bb77a04f4994f9903932c398f0271c8

Download Submit