sakula | dbaf2510b30e72e842f27bc9e5d132ac49adfe20053dc8baee2c2ee6c929631e

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20-12-2023 15:17

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General

Target

d4c5737c0af19dce355a6cea4b155d83.exe
Size

92KB
MD5

d4c5737c0af19dce355a6cea4b155d83
SHA1

7dbaabc81908474c6d2b7344066a52c17d782de1
SHA256

dbaf2510b30e72e842f27bc9e5d132ac49adfe20053dc8baee2c2ee6c929631e
SHA512

bed5c7f31dd58c19b5942f1b134427f0ae320bb272dcc3e35f6a1dd32ee4cba3b3d38fa06cf7e5b5e37d97cad6a9a5e72f690cdefa224e5b97ad56e85549c422
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrzv:9bfVk29te2jqxCEtg30BX

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 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2624 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

1264 AdobeUpdate.exe
Loads dropped DLL 4 IoCs

Processes:

d4c5737c0af19dce355a6cea4b155d83.exeAdobeUpdate.exe

pid process

2456 d4c5737c0af19dce355a6cea4b155d83.exe
1264 AdobeUpdate.exe
1264 AdobeUpdate.exe
1264 AdobeUpdate.exe

pid	process
2624	cmd.exe

pid	process
1264	AdobeUpdate.exe

pid	process
2456	d4c5737c0af19dce355a6cea4b155d83.exe
1264	AdobeUpdate.exe
1264	AdobeUpdate.exe
1264	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

d4c5737c0af19dce355a6cea4b155d83.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"	d4c5737c0af19dce355a6cea4b155d83.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

2656 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d4c5737c0af19dce355a6cea4b155d83.exe

description pid process

Token: SeIncBasePriorityPrivilege 2456 d4c5737c0af19dce355a6cea4b155d83.exe

pid	process
2656	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2456	d4c5737c0af19dce355a6cea4b155d83.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d4c5737c0af19dce355a6cea4b155d83.execmd.exe

description	pid	process	target process
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 1264	2456	d4c5737c0af19dce355a6cea4b155d83.exe	AdobeUpdate.exe
PID 2456 wrote to memory of 2624	2456	d4c5737c0af19dce355a6cea4b155d83.exe	cmd.exe
PID 2456 wrote to memory of 2624	2456	d4c5737c0af19dce355a6cea4b155d83.exe	cmd.exe
PID 2456 wrote to memory of 2624	2456	d4c5737c0af19dce355a6cea4b155d83.exe	cmd.exe
PID 2456 wrote to memory of 2624	2456	d4c5737c0af19dce355a6cea4b155d83.exe	cmd.exe
PID 2624 wrote to memory of 2656	2624	cmd.exe	PING.EXE
PID 2624 wrote to memory of 2656	2624	cmd.exe	PING.EXE
PID 2624 wrote to memory of 2656	2624	cmd.exe	PING.EXE
PID 2624 wrote to memory of 2656	2624	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\d4c5737c0af19dce355a6cea4b155d83.exe
"C:\Users\Admin\AppData\Local\Temp\d4c5737c0af19dce355a6cea4b155d83.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2456

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1264

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\d4c5737c0af19dce355a6cea4b155d83.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2624

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2656

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

Filesize
92KB

MD5
712bd847c1a714d9e2b121592af7fbb2

SHA1
1c5d6014d9017c83cf96d83986041d38cc8ef192

SHA256
71b2a8816ce64da325d13fd4eb1702c5e966952fedecc173f6fc2cd5ec2855a5

SHA512
755d73ccee47b6893ace7b4d1dd17751a99adf2aa36eb2027522b130b0130a418570d694522fe366af407b8155fd26b5af70fcc17c78203a22c74236a9231af9

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