f0b5285ad8f1762007fd560a554775113e64834b512324abd5ff7b333a7f37e8

Analysis

max time kernel
133s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 16:25

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General

Target

Windows_Update.bat
Size

623B
MD5

54cc5be48ccd0f3ebd942bb4b8d6df94
SHA1

6244bfcd1747c623ebb0f5b4c05d7c55733d4402
SHA256

f0b5285ad8f1762007fd560a554775113e64834b512324abd5ff7b333a7f37e8
SHA512

39a2820789000c53f03c118f8d120a32afdff5ab802b509eb50b4439ff9e2cb11f5c278737f13c8a54fa6d89ef74fe1930a4e1cbc5a8abc908e903611bd94137

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3532	powershell.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1996	timeout.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3532	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3532	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 1504	1052	cmd.exe	84
PID 1052 wrote to memory of 1504	1052	cmd.exe	84
PID 1504 wrote to memory of 3532	1504	cmd.exe	86
PID 1504 wrote to memory of 3532	1504	cmd.exe	86
PID 1504 wrote to memory of 1996	1504	cmd.exe	87
PID 1504 wrote to memory of 1996	1504	cmd.exe	87

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Windows_Update.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\Windows_Update.bat" MY_FLAG
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1504
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ExecutionPolicy Bypass -File "C:\Users\Admin\Pictures\payload.ps1"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3532
- - C:\Windows\system32\timeout.exe
    timeout /t 5 /nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:1996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pgzziaxu.4c2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3532-0-0x00007FFF98773000-0x00007FFF98775000-memory.dmp

Filesize
8KB

Download
memory/3532-6-0x000001ECE6D40000-0x000001ECE6D62000-memory.dmp

Filesize
136KB

Download
memory/3532-13-0x00007FFF98770000-0x00007FFF99231000-memory.dmp

Filesize
10.8MB

Download
memory/3532-14-0x00007FFF98770000-0x00007FFF99231000-memory.dmp

Filesize
10.8MB

Download