sakula | 18785851128b52a21c07a35249a4293f3712c92cc9a2e933ba3ab68517ed3b63

Analysis

max time kernel
159s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20/12/2023, 17:18

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General

Target
f4e901fd14abb5df956745ca098bebc1.exe
Size 36KB
Sample231220-vvclcsgab9
SHA256 18785851128b52a21c07a35249a4293f3712c92cc9a2e933ba3ab68517ed3b63
MD5 f4e901fd14abb5df956745ca098bebc1
SHA1 7afd08827fe727ce12a6d1b3054f76b670d644b4
SHA512 b79699e8df06853a0daae6e6fad3b303985cfbf633aa800d56c27850a5999588adae40e3684df60b52cb1d7e057d70dbb9cda34ae40663adef9e3617251a81a1
SSDEEP 768:H1xwbYGCv4nuEcJpQK4TQbtKvXwXgA9lJJea+yGCJQqeWnAEv26S7Di:nwbYP4nuEApQK4TQbtY2gA9DX+ytBOO
MD5 SHA1 SHA512 SSDEEP

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

resource	yara_rule
behavioral2/memory/4880-6-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/3960-7-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/4880-12-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/3960-16-0x0000000000400000-0x000000000041A000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	f4e901fd14abb5df956745ca098bebc1.exe

Executes dropped EXE 1 IoCs

pid	Process
3960	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	f4e901fd14abb5df956745ca098bebc1.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

pid	Process
5004	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4880	f4e901fd14abb5df956745ca098bebc1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 3960	4880	f4e901fd14abb5df956745ca098bebc1.exe	90
PID 4880 wrote to memory of 3960	4880	f4e901fd14abb5df956745ca098bebc1.exe	90
PID 4880 wrote to memory of 3960	4880	f4e901fd14abb5df956745ca098bebc1.exe	90
PID 4880 wrote to memory of 3596	4880	f4e901fd14abb5df956745ca098bebc1.exe	95
PID 4880 wrote to memory of 3596	4880	f4e901fd14abb5df956745ca098bebc1.exe	95
PID 4880 wrote to memory of 3596	4880	f4e901fd14abb5df956745ca098bebc1.exe	95
PID 3596 wrote to memory of 5004	3596	cmd.exe	98
PID 3596 wrote to memory of 5004	3596	cmd.exe	98
PID 3596 wrote to memory of 5004	3596	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\f4e901fd14abb5df956745ca098bebc1.exe
"C:\Users\Admin\AppData\Local\Temp\f4e901fd14abb5df956745ca098bebc1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:3960
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f4e901fd14abb5df956745ca098bebc1.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3596
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:5004

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 36KB
SHA256 90f138654da49d4e2bc93253061afa59d7fbed01e4f0fd367292556d9893b928
MD5 6bb6957540018cb7b309a376fb655cb1
SHA1 2983a0c80526e70c327d4c681c73839c7a2482d8
SHA512 443f4b2ffd025f679370c00f95ed5092c9d3df7c3e523ee405d9aa538da79db91b8c522168a18a57ea8ed2fcc0c46fcb9567a807e6f6567837e9bb43acad8efb
SSDEEP 768:H1xwbYGCv4nuEcJpQK4TQbtKvXwXgA9lJJea+yGCJQqeWnAEv26S7DC:nwbYP4nuEApQK4TQbtY2gA9DX+ytBOO
MD5 SHA1 SHA512 SSDEEP

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memory/3960-5-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/3960-7-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/3960-16-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/4880-0-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/4880-6-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/4880-12-0x0000000000400000-0x000000000041A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads