sakula | e6158e92c57a088d5acfead44571787a2e20ce77b00ec32c9f64aa2608760eeb

Analysis

max time kernel
178s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 19:54

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General

Target

8a4e06e2d9c477fffe49c6d848764a09.exe
Size

35KB
MD5

8a4e06e2d9c477fffe49c6d848764a09
SHA1

f671cd9f959a935c1b4a82767e5eff32c706aa42
SHA256

e6158e92c57a088d5acfead44571787a2e20ce77b00ec32c9f64aa2608760eeb
SHA512

9450266d91637a08c4bb38671dcddda3728747a13dadea1842577fc7863575d4fa4097bf11f8cdfe563617c5a0ade7ba16b9b276e1e18328d8c07cd7f2687d75
SSDEEP

768:lwbYGCv4nuEcJpQK4TQbtKvXwXgA9lJJea+yGCJQqeWnAEv2647Dr:lwbYP4nuEApQK4TQbtY2gA9DX+ytBOR

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1120-5-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/1892-8-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/1120-15-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/1892-19-0x0000000000400000-0x000000000041A000-memory.dmp	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:

8a4e06e2d9c477fffe49c6d848764a09.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	8a4e06e2d9c477fffe49c6d848764a09.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1892 MediaCenter.exe

pid	process
1892	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8a4e06e2d9c477fffe49c6d848764a09.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	8a4e06e2d9c477fffe49c6d848764a09.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

4592 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

8a4e06e2d9c477fffe49c6d848764a09.exe

description pid process

Token: SeIncBasePriorityPrivilege 1120 8a4e06e2d9c477fffe49c6d848764a09.exe

pid	process
4592	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1120	8a4e06e2d9c477fffe49c6d848764a09.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

8a4e06e2d9c477fffe49c6d848764a09.execmd.exe

description	pid	process	target process
PID 1120 wrote to memory of 1892	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	MediaCenter.exe
PID 1120 wrote to memory of 1892	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	MediaCenter.exe
PID 1120 wrote to memory of 1892	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	MediaCenter.exe
PID 1120 wrote to memory of 1268	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	cmd.exe
PID 1120 wrote to memory of 1268	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	cmd.exe
PID 1120 wrote to memory of 1268	1120	8a4e06e2d9c477fffe49c6d848764a09.exe	cmd.exe
PID 1268 wrote to memory of 4592	1268	cmd.exe	PING.EXE
PID 1268 wrote to memory of 4592	1268	cmd.exe	PING.EXE
PID 1268 wrote to memory of 4592	1268	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\8a4e06e2d9c477fffe49c6d848764a09.exe
"C:\Users\Admin\AppData\Local\Temp\8a4e06e2d9c477fffe49c6d848764a09.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1120

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1892

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8a4e06e2d9c477fffe49c6d848764a09.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4592

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\MediaCenter.exe
Filesize
35KB

MD5
9e749231ee96f1bcf30837a1fe17a9e8

SHA1
4f825fd11ad41ea015dd488be0a8962adff99516

SHA256
06cb4b86cfd272b7aaa6620330920ba5b225e145dfc665a43f3f9a25eefcc3fd

SHA512
74eee6120d3a267835d0cd6c07aa1f8d4891724da54d23809e62b685e3bb76d2bae670f39b6aece9a027fa7003905f945d0e414aa9abcba4cffd7ff7c514585f

Download Submit
memory/1120-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1120-5-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1120-15-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1892-6-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1892-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1892-19-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download