bc0d1335b65f653c75e3c34212d4bad67cd436067d9eb434bf915d0158bb8999

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 12:21

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General

Target
Meu dados para reserva hotel_9815910-22-4929-60YX46.js
Size 537KB
Sample260803-pjp5esxdrc
SHA256 bc0d1335b65f653c75e3c34212d4bad67cd436067d9eb434bf915d0158bb8999
MD5 c64ffc99fdb0767b76ed76a9942b6ee8
SHA1 3aa6a1f197c186b5bcc413e20b017dc1c9288975
SHA512 93caeb89c5a5dcc72c3daa8aa2462a2dad01779ec27802b22ca6543fc6a1a6ec32e6dac83c5a9783bae07bf61d881f8e2fcc2b7986057a85310e7c758db55132
SSDEEP 3072:YvbYmVh6yO0pvv3/NnjrpIaB78UGS7h6Hw4VrMWEaIQimea/DjH7n1rYd0AMDZ4S:9fRfnD1VRC9dMh4sFlbPvTFVwe
TLSH
T1ADC4ACE12DE940F9B1BFAF109BF56D658A3BBAA27A35850D0085024A0763B40DCD777F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution persistence

Malware Config

Signatures

Badlisted process makes network request 4 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
7	1272	powershell.exe
8	1272	powershell.exe
9	1272	powershell.exe
10	1272	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1272	powershell.exe

Deletes itself 1 IoCs

pid	Process
2420	wscript.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\PolicyhysgStore = "C:\\Windows\\System32\\wscript.exe //nologo //b C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\PolicyhysgStore.vbs"	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Executes a command shell one-liner 1 TTPs 1 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
4892	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1272	powershell.exe
1272	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1272	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4172	conhost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 4384	4172	conhost.exe	91
PID 4132 wrote to memory of 4892	4132	conhost.exe	93
PID 4892 wrote to memory of 1272	4892	cmd.exe	94

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Meu dados para reserva hotel_9815910-22-4929-60YX46.js"
1⤵
- Deletes itself
PID:2420

C:\Windows\System32\conhost.exe
C:\Windows\System32\conhost.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4172
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe
  2⤵
  PID:4384

C:\Windows\System32\conhost.exe
"C:\Windows\System32\conhost.exe" --headless cmd /c "C:\Users\Admin\AppData\Local\Temp\doklyxy2.cmd"
1⤵
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\System32\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\doklyxy2.cmd
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4892
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -nologo -nop -ep Bypass -File "C:\Users\Admin\AppData\Local\Temp\a4cfabecf5.ps1"
    3⤵
    - Badlisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1272

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Windows Command Shell

T1059.003

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

a4cfabecf5.ps1

Path C:\Users\Admin\AppData\Local\Temp\a4cfabecf5.ps1
Size 43KB
SHA256 6e563c90eea9922319b7c835cb4d6f2f556a58c7c74aaa7ed5a34873528708d2
MD5 a44b54b9b4ab5d19f12617d1b4a8c851
SHA1 749adff0f35d55a04a5956955efce1fba97be4f0
SHA512 16bb5107f1d54d27b5bc73fd98f3ab903ae39ce0babf1b7a5ea083dda0b7954121d648bce2b122fbaa5a84dd203050196699a3b7a87b200c6d3d9211aed73d63
SSDEEP 768:xUpBe0He1948tOtk9fcaN1wQ65XCJwes0TAanoqIFxsFBQt0ozeoD1/k87PLQ/PH:Sq1K8taaLwQ65XIEEqMBQt0Ub5/5Pc//
TLSH
T12613AE16FBCCA35C179F0176748F5923E3F86E2AE17948AC339BE569251BC8C14BC849
MD5 SHA1 SHA512 SSDEEP TLSH

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doklyxy2.cmd

Path C:\Users\Admin\AppData\Local\Temp\doklyxy2.cmd
Size 231B
SHA256 ec8eb66b7250dcbe3b6e9ded577f47bee08bd7e0846e522034df872a4540129e
MD5 14cb9fd82df7b8ff30f44d955ff38652
SHA1 1009c219833f030eb24253bc6c6135f09a48ac96
SHA512 8a81f6320381ede81372fa89aa3a0bfce61d662839d28b83f0f536b33a28e14369ec9d16e218231998a8d97f14c9725b6d1a0bafebf5773897ce4ea4d0e5145c
TLSH
T1C6D0A7715166925D9C15882B40ABA3A8E0B3046C37466B509761842CB98216EDDDAAC8
MD5 SHA1 SHA512 TLSH

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memory/1272-5-0x000001F270820000-0x000001F270842000-memory.dmp

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memory/1272-8-0x000001F271250000-0x000001F271348000-memory.dmp

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