8b3f2d121c3c544286f590c1e524b6f09c2408cb2eaba5051f71fdc8aab8c61e

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
13/11/2023, 03:20

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General

Target

wwwroot/_content/Saturn.Backend/css/swapper/installer.css
Size

795B
MD5

edbf76107cc618389671f5f0676fe148
SHA1

b24b56d93f21e59cca7897233785130478f74214
SHA256

538f378dc7e03d572fbba09323a88b2d6698756887fad7b10012aab09619ce81
SHA512

2338397058df9ae484629f0a1e7fc35b24bf262dd30fd4f111d4c00f0c79ba72f3308c39e35c21b4abfd2ad968920ee247398bad7f16b2776ee86bf59b5b8ae1

Score

7^/10

Malware Config

Signatures

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-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3628	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 3628	2476	cmd.exe	91
PID 2476 wrote to memory of 3628	2476	cmd.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\wwwroot\_content\Saturn.Backend\css\swapper\installer.css
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\wwwroot\_content\Saturn.Backend\css\swapper\installer.css
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:3628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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