547294e9d1cd43c6d8582d62813c7aa26b81ef8affe7d16f3657a4ae202af1b1 | Triage

Analysis

max time kernel
106s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2022 14:31

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General

Target

forum_old.bat
Size

3KB
MD5

eee1b1a971d11cd922794259e8006d7b
SHA1

f2b1c84fd1827ff58c3b37f29c70894482de96e9
SHA256

797cd9e3fb2a444e43e46a54de5c354ea92f36818e73640fd05d2989bb9693cc
SHA512

092e7318e3c15b5d22b4303238be255ad98a06bb9398cb02cb6f25e3b2d4e160242b5005a736ccf1da11fc65cf7cff0f292b1a4c68d962eb2062e75f936dcf1d

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 WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3388 wrote to memory of 4200	3388	cmd.exe	85
PID 3388 wrote to memory of 4200	3388	cmd.exe	85
PID 3388 wrote to memory of 1704	3388	cmd.exe	84
PID 3388 wrote to memory of 1704	3388	cmd.exe	84

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\forum_old.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3388
- C:\Windows\system32\xcopy.exe
  xcopy /h /y devx_foot2.dll C:\ProgramData
  2⤵
  PID:1704
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /K copy /y /b C:\Windows\System32\rundll32.exe C:\ProgramData\kyR1JyHYpWnDvn.exe
  2⤵
  PID:4200

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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