sakula | e0a4cbd3d21e451b89821bdb522238ace9a9f11db460e5b760e70fdde01c2475

Analysis

max time kernel
151s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2023 00:09

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General

Target

NEAS.933dada2954ed1e562a29ee19eebdbd0.exe
Size

332KB
MD5

933dada2954ed1e562a29ee19eebdbd0
SHA1

ca8f91b05c5020abf7be11970a540313df562f4e
SHA256

e0a4cbd3d21e451b89821bdb522238ace9a9f11db460e5b760e70fdde01c2475
SHA512

7a62df3ffec1ec6e2213c30f965573b616850802fb1bc1b27220e93dbc8261b76489aff05bb691efdcf583c788391270b1704d4d2628f94bc3d36f397912d4b9
SSDEEP

6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/X:NSI2HD

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.933dada2954ed1e562a29ee19eebdbd0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4848 AdobeUpdate.exe

pid	process
4848	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.933dada2954ed1e562a29ee19eebdbd0.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.933dada2954ed1e562a29ee19eebdbd0.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

1364 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.933dada2954ed1e562a29ee19eebdbd0.exe

description pid process

Token: SeIncBasePriorityPrivilege 5048 NEAS.933dada2954ed1e562a29ee19eebdbd0.exe

pid	process
1364	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.933dada2954ed1e562a29ee19eebdbd0.execmd.exe

description	pid	process	target process
PID 5048 wrote to memory of 4848	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	AdobeUpdate.exe
PID 5048 wrote to memory of 4848	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	AdobeUpdate.exe
PID 5048 wrote to memory of 4848	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	AdobeUpdate.exe
PID 5048 wrote to memory of 4668	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	cmd.exe
PID 5048 wrote to memory of 4668	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	cmd.exe
PID 5048 wrote to memory of 4668	5048	NEAS.933dada2954ed1e562a29ee19eebdbd0.exe	cmd.exe
PID 4668 wrote to memory of 1364	4668	cmd.exe	PING.EXE
PID 4668 wrote to memory of 1364	4668	cmd.exe	PING.EXE
PID 4668 wrote to memory of 1364	4668	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.933dada2954ed1e562a29ee19eebdbd0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.933dada2954ed1e562a29ee19eebdbd0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:4848

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.933dada2954ed1e562a29ee19eebdbd0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4668

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1364

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
454fedc7eac04aaa9df00cf590864634

SHA1
c8fae0bdfe4cd26d893b48994a1fec11749d94b3

SHA256
45f82834b1fca31f9eee8c24095ca2c58dc9f736aa55c8a294bab6dd1c934a76

SHA512
17c4b67b3f9a5716052b52e1d45c8f60a4a7845318b1ec4be963827c12f15fcd0daee023c7eeca95840278d34278250c609d6a10ae5d3252bf1778e7c48c4803

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

MD5
454fedc7eac04aaa9df00cf590864634

SHA1
c8fae0bdfe4cd26d893b48994a1fec11749d94b3

SHA256
45f82834b1fca31f9eee8c24095ca2c58dc9f736aa55c8a294bab6dd1c934a76

SHA512
17c4b67b3f9a5716052b52e1d45c8f60a4a7845318b1ec4be963827c12f15fcd0daee023c7eeca95840278d34278250c609d6a10ae5d3252bf1778e7c48c4803

Download Submit