sakula | 6e4606db35e67d5c39dede0e0acae67b0fc150581d0268263dc0ac15cbd86aae

Analysis

max time kernel
138s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 15:06

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General

Target

c707e190d65c58e8ea738388879202bc_JC.exe
Size

92KB
MD5

c707e190d65c58e8ea738388879202bc
SHA1

c7c67f5278183c72abe574ec73039a3dde3a9469
SHA256

6e4606db35e67d5c39dede0e0acae67b0fc150581d0268263dc0ac15cbd86aae
SHA512

c3025d3818efc21cae7d59282713f3222f0fd912615572b8e0867882a4e884a843b52e24ad542400e994c1696cfc0ef4c82081fe17fcf687d9cac1cbc435741e
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr0:9bfVk29te2jqxCEtg30BQ

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:

c707e190d65c58e8ea738388879202bc_JC.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	c707e190d65c58e8ea738388879202bc_JC.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4520 AdobeUpdate.exe

pid	process
4520	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c707e190d65c58e8ea738388879202bc_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"	c707e190d65c58e8ea738388879202bc_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

1468 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c707e190d65c58e8ea738388879202bc_JC.exe

description pid process

Token: SeIncBasePriorityPrivilege 2232 c707e190d65c58e8ea738388879202bc_JC.exe

pid	process
1468	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2232	c707e190d65c58e8ea738388879202bc_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c707e190d65c58e8ea738388879202bc_JC.execmd.exe

description	pid	process	target process
PID 2232 wrote to memory of 4520	2232	c707e190d65c58e8ea738388879202bc_JC.exe	AdobeUpdate.exe
PID 2232 wrote to memory of 4520	2232	c707e190d65c58e8ea738388879202bc_JC.exe	AdobeUpdate.exe
PID 2232 wrote to memory of 4520	2232	c707e190d65c58e8ea738388879202bc_JC.exe	AdobeUpdate.exe
PID 2232 wrote to memory of 4964	2232	c707e190d65c58e8ea738388879202bc_JC.exe	cmd.exe
PID 2232 wrote to memory of 4964	2232	c707e190d65c58e8ea738388879202bc_JC.exe	cmd.exe
PID 2232 wrote to memory of 4964	2232	c707e190d65c58e8ea738388879202bc_JC.exe	cmd.exe
PID 4964 wrote to memory of 1468	4964	cmd.exe	PING.EXE
PID 4964 wrote to memory of 1468	4964	cmd.exe	PING.EXE
PID 4964 wrote to memory of 1468	4964	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\c707e190d65c58e8ea738388879202bc_JC.exe
"C:\Users\Admin\AppData\Local\Temp\c707e190d65c58e8ea738388879202bc_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2232

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:4520

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c707e190d65c58e8ea738388879202bc_JC.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4964

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1468

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
92KB

MD5
f11fcf193cb46a5207956d471c5e956c

SHA1
39ead670fd276bb2aedd9db3a27effbbadbfcd4d

SHA256
04e14a13cdb90284522b037c7db0d09e4508ec9793b81a5da9d08b7ea3e709a0

SHA512
26e22d92a8903c622f6abdf00025a5842b930bcb223a14ec6169713278aecb7eae4d15f92065e626365c32651c1f50fee3e17e6020f2ab2ce28739736962a26c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
92KB

MD5
f11fcf193cb46a5207956d471c5e956c

SHA1
39ead670fd276bb2aedd9db3a27effbbadbfcd4d

SHA256
04e14a13cdb90284522b037c7db0d09e4508ec9793b81a5da9d08b7ea3e709a0

SHA512
26e22d92a8903c622f6abdf00025a5842b930bcb223a14ec6169713278aecb7eae4d15f92065e626365c32651c1f50fee3e17e6020f2ab2ce28739736962a26c

Download Submit