a4020391b5400315217782b3bfeb4b5c475369bb6950548d09aafd48558edf2d | Triage

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
20-01-2023 21:04

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General

Target

peseta/opalescent.jpg
Size

26KB
MD5

e5f0f548e522f0ae14c10f7cf6d41b54
SHA1

c8271a2b42226a45b9c70137f1bc69b432b6e65f
SHA256

5fe310354508efaf34d2da0af9b1c2e61e6b1d785698f7ca98fb85ed1a565618
SHA512

cfefce9b846979d5b1f5dcc5cbae5709073dfb81928e85fc763f267cceb74a3602c8255575b847fceed9b45d667632f880b8c0fe3e29723321db7b5369936ab4
SSDEEP

768:L3AonmQfsXxbWpb+3GpKzdJlVwej22gyUjR:bAOmQfDbeeK9OeayUjR

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

rundll32.exe

pid process

1096 rundll32.exe

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe "C:\Program Files\Windows Photo Viewer\PhotoViewer.dll", ImageView_Fullscreen C:\Users\Admin\AppData\Local\Temp\peseta\opalescent.jpg
1⤵
- Suspicious use of FindShellTrayWindow
PID:1096

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1096-54-0x000007FEFB6F1000-0x000007FEFB6F3000-memory.dmp

Filesize
8KB

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