7798f28ecb11329cec9d48072acdfdd1cade92cb543c1d679be5be6e166c1755

Analysis

max time kernel
16s
max time network
10s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 14:22

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General

Target
unis.pyc
Size 22KB
Sample240805-rprxbaselg
SHA256 eae593ce366827e7df65eb39da4129b4cc41ef5dacf70d620d976a4b0199d252
MD5 cd3d06ebe7772d07a24464564c07eeb8
SHA1 1ecf4adfc4463ad5d07d3160fb534301a45b5686
SHA512 6fa4528c8f5c0a1c6d7b14a1cf5446dc8222f75aea280e8d3aab9dbcc065df98021494bc6e1b46a36311aaddc706824506b34cebfe572971aa2f9cc0fe5d904e
SSDEEP 384:Lukj7Istcn85Vz/WVaDxJ0HWh+n89nux9tMBwKU9HJY5OrnNO/7UW9D+6zr0r24:XXIznaT0qPlux9rBpY5qN+Yo+m4
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2456	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5076	OpenWith.exe

Suspicious use of SetWindowsHookEx 21 IoCs

pid	Process
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe
5076	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 2456	5076	OpenWith.exe	88
PID 5076 wrote to memory of 2456	5076	OpenWith.exe	88

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\unis.pyc
1⤵
- Modifies registry class
PID:4812

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\unis.pyc
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:2456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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