General

  • Target

    23052024_1327_22052024_JUSTIFICANTE DE PAGO1104.rar

  • Size

    648KB

  • Sample

    240523-qqmhjsdb48

  • MD5

    12c3a0dbd2479e16a92bd175486406f7

  • SHA1

    055cf38bfe8def1a4ab714832630aa092f3877b0

  • SHA256

    cbb5e3dc2fb444b8647e1f0312e00cd7ed8a041b0ed5389391507294ef025f16

  • SHA512

    62b9af4141a3d7053c007bc0aa8845c57a819e0ea0dce3591c68bd9c3fcdba161750cf8f53b485df978ed12bbc3d948963099b4005a561699f12b6ce93fc5e9f

  • SSDEEP

    12288:Zewn1k8pi/WWRvUwt4Ori4C/c1M1h1qZqtnXhTIyNDAQBq5vVrEu02EsDK:ZB1odfi4CwYwZuXfNmJ0qO

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      JUSTIFICANTE DE PAGO1104.exe

    • Size

      671KB

    • MD5

      9bb3778ebbc426240ad6886ad159e721

    • SHA1

      7c4c931aef0977233bebc3b8e1b0012c0c4e0b06

    • SHA256

      9132607df09887bfe4d525bc748345d8a21d46a664faacaac4a6742f5ddf5e9f

    • SHA512

      8b2228238d98a5f11ce918078617f5b6c5dc49d24da8a9f1ca8af617cc2740cf6fd5943a0edd60e25a5dfb0a1ad987b444cd05e6bc70fbe06e2385a9c4986511

    • SSDEEP

      12288:RHMLuIEHV+1eVJNxKrhLXV6KDsdygVRqMm0ArO4WGGq/YpzNz8nJasBGT9BUk:wuv1rVJg9rN0830RNIdBGT9+k

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks