81c2b5f2a62e986e81acd68ff5cce838a08be7f5feebd5c1a09ea81db8b3077a

Analysis

max time kernel
7s
max time network
124s
platform
windows7_x64
resource
win7-20240221-es
resource tags

arch:x64arch:x86image:win7-20240221-eslocale:es-esos:windows7-x64systemwindows
submitted
03/04/2024, 02:50

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General

Target
Debloat-Windows-10-master/scripts/remove-onedrive.ps1
Size 2KB
Sample240403-db43tseb49
SHA256 861391286bc21b91fe404a6d5ed3cb36838daa37d99879d38c97e2c4d7c4b9b8
MD5 89bb971558db2dea9987d1fa5f5c398e
SHA1 1ceed67a3f777f755d942cc71e81140a9c6db7e9
SHA512 2d6010560dc339a569ed2f6832253d464418aef039acd9ec08b9c955da45043821c69643bc403b2201c0c049ef4379c719afa7f807f81a91070570f72026bd41
MD5 SHA1 SHA512

Score

1^/10

Malware Config

Signatures

Kills process with taskkill 2 IoCs

evasion

pid	Process
3044	taskkill.exe
2568	taskkill.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	powershell.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "0"	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2256	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2256	powershell.exe
Token: SeDebugPrivilege	3044	taskkill.exe
Token: SeDebugPrivilege	2568	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 3044	2256	powershell.exe	29
PID 2256 wrote to memory of 3044	2256	powershell.exe	29
PID 2256 wrote to memory of 3044	2256	powershell.exe	29
PID 2256 wrote to memory of 2568	2256	powershell.exe	31
PID 2256 wrote to memory of 2568	2256	powershell.exe	31
PID 2256 wrote to memory of 2568	2256	powershell.exe	31

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\Debloat-Windows-10-master\scripts\remove-onedrive.ps1
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\system32\taskkill.exe
  "C:\Windows\system32\taskkill.exe" /F /IM OneDrive.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3044
- C:\Windows\system32\taskkill.exe
  "C:\Windows\system32\taskkill.exe" /F /IM explorer.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2568
- C:\Windows\system32\reg.exe
  "C:\Windows\system32\reg.exe" load hku\Default C:\Users\Default\NTUSER.DAT
  2⤵
  PID:2612
- C:\Windows\system32\reg.exe
  "C:\Windows\system32\reg.exe" delete HKEY_USERS\Default\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v OneDriveSetup /f
  2⤵
  PID:2396
- C:\Windows\system32\reg.exe
  "C:\Windows\system32\reg.exe" unload hku\Default
  2⤵
  PID:2660
- C:\Windows\explorer.exe
  "C:\Windows\explorer.exe"
  2⤵
  PID:2508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2256-15-0x00000000026A0000-0x0000000002720000-memory.dmp

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memory/2256-6-0x00000000024B0000-0x00000000024B8000-memory.dmp

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memory/2256-7-0x00000000026A0000-0x0000000002720000-memory.dmp

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memory/2256-5-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

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memory/2256-8-0x0000000002670000-0x000000000267E000-memory.dmp

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memory/2256-9-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

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memory/2256-11-0x00000000026A0000-0x0000000002720000-memory.dmp

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memory/2256-10-0x000000001B5F0000-0x000000001B636000-memory.dmp

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memory/2256-13-0x0000000002740000-0x0000000002748000-memory.dmp

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memory/2256-12-0x0000000002690000-0x000000000269A000-memory.dmp

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memory/2256-16-0x000000001BAD0000-0x000000001BADC000-memory.dmp

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memory/2256-14-0x000000001BA70000-0x000000001BABE000-memory.dmp

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memory/2256-4-0x000000001B300000-0x000000001B5E2000-memory.dmp

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memory/2256-17-0x000000001BAE0000-0x000000001BAF0000-memory.dmp

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memory/2256-18-0x00000000026A0000-0x0000000002720000-memory.dmp

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memory/2256-21-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

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memory/2256-20-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

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memory/2508-19-0x0000000004190000-0x0000000004191000-memory.dmp

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memory/2508-22-0x0000000004190000-0x0000000004191000-memory.dmp

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memory/2508-26-0x0000000002A40000-0x0000000002A50000-memory.dmp

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