sakula | 594d2edd96beec439fadf83aa7f1f3167481f00251b9f9b7cdb2f8af2cfae10f

Analysis

max time kernel
140s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2023 00:49

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General

Target

NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe
Size

332KB
MD5

d29cfdc70c8949ea1d67ed359d7581b0
SHA1

eb0936510b7ed535779555eeaf54f76c73741a7d
SHA256

594d2edd96beec439fadf83aa7f1f3167481f00251b9f9b7cdb2f8af2cfae10f
SHA512

9c3fb4f8e89f99aa7f50f4c03e69a0535beaa5bba64c9674e64566f829b108cad96780f771cc0dab99cf4da5618b11cd743b2206f53bfb782e3c9f42ae5c376e
SSDEEP

6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/i:NSI2HG

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.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4664 AdobeUpdate.exe

pid	process
4664	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.d29cfdc70c8949ea1d67ed359d7581b0_JC.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.d29cfdc70c8949ea1d67ed359d7581b0_JC.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

3256 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe

description pid process

Token: SeIncBasePriorityPrivilege 1204 NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe

pid	process
3256	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.execmd.exe

description	pid	process	target process
PID 1204 wrote to memory of 4664	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	AdobeUpdate.exe
PID 1204 wrote to memory of 4664	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	AdobeUpdate.exe
PID 1204 wrote to memory of 4664	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	AdobeUpdate.exe
PID 1204 wrote to memory of 2092	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	cmd.exe
PID 1204 wrote to memory of 2092	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	cmd.exe
PID 1204 wrote to memory of 2092	1204	NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe	cmd.exe
PID 2092 wrote to memory of 3256	2092	cmd.exe	PING.EXE
PID 2092 wrote to memory of 3256	2092	cmd.exe	PING.EXE
PID 2092 wrote to memory of 3256	2092	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:4664

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.d29cfdc70c8949ea1d67ed359d7581b0_JC.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3256

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
84e83633f6c989fe63759a90551719fc

SHA1
41306078b6de47d7da17ba6e6d21c492cd2e2d5a

SHA256
acbf84a9c956a64cd08e736bc2cd9b3a847de2ff73fc592bc0146e4b7b843c56

SHA512
6b5ee99dd5a6b658f068e2f9397bcad71675fcd3a670e76cf9a0d54efa639a5d40d2f915a7ab7f9f99ea7ac2e27263ccc494daf062644fefb7539e890111d89d

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

MD5
84e83633f6c989fe63759a90551719fc

SHA1
41306078b6de47d7da17ba6e6d21c492cd2e2d5a

SHA256
acbf84a9c956a64cd08e736bc2cd9b3a847de2ff73fc592bc0146e4b7b843c56

SHA512
6b5ee99dd5a6b658f068e2f9397bcad71675fcd3a670e76cf9a0d54efa639a5d40d2f915a7ab7f9f99ea7ac2e27263ccc494daf062644fefb7539e890111d89d

Download Submit