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Analysis

  • max time kernel
    123s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2025, 01:00

General

  • Target

    6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68.exe

  • Size

    44KB

  • MD5

    5f499b57da7faffbcbaccc5e8d3d2833

  • SHA1

    9e4fdec1ab203524507562bdf3a9e89ed0325fa5

  • SHA256

    6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68

  • SHA512

    82198722dd54ed81c211c89d1fe7bbffd39e4a80d6438a37092295fb703aa414530cdc5e2a01395af8b9bf6b826e29e4d67c7b240a8da4d3c42dc628f4195d4c

  • SSDEEP

    384:pnmDTThgH72D9APMyN3i94jTO0fU5QnEDThc/hq6ki2lKxiIiW1sQS+ShjmM6IG7:BEhc8rx0fUQNpF2zInyQS+ST6nkC1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    162.254.34.31
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    6RLYuUCIH8hN

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Drops startup file 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3456
      • C:\Users\Admin\AppData\Local\Temp\6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68.exe
        "C:\Users\Admin\AppData\Local\Temp\6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops startup file
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4384
      • C:\Users\Admin\AppData\Local\Temp\6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68.exe
        "C:\Users\Admin\AppData\Local\Temp\6536e9cdd39ffb3abc509468f74e4620dc40ee10a4d0b07c64d8b513455d6c68.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4384-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

      Filesize

      4KB

    • memory/4384-1-0x0000000000900000-0x000000000090E000-memory.dmp

      Filesize

      56KB

    • memory/4384-2-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-3-0x0000000006670000-0x0000000006782000-memory.dmp

      Filesize

      1.1MB

    • memory/4384-4-0x0000000006D30000-0x00000000072D4000-memory.dmp

      Filesize

      5.6MB

    • memory/4384-5-0x0000000006880000-0x0000000006912000-memory.dmp

      Filesize

      584KB

    • memory/4384-47-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-67-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-49-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-45-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-43-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-41-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-39-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-37-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-36-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-33-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-29-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-27-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-25-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-23-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-19-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-17-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-15-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-13-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-11-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-9-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-7-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-31-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-21-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-6-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-69-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-65-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-63-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-61-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-59-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-57-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-55-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-53-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-51-0x0000000006670000-0x000000000677C000-memory.dmp

      Filesize

      1.0MB

    • memory/4384-1328-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1329-0x0000000006980000-0x00000000069EC000-memory.dmp

      Filesize

      432KB

    • memory/4384-1330-0x0000000006A60000-0x0000000006ACA000-memory.dmp

      Filesize

      424KB

    • memory/4384-1331-0x00000000069F0000-0x0000000006A3C000-memory.dmp

      Filesize

      304KB

    • memory/4384-1332-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

      Filesize

      4KB

    • memory/4384-1333-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1334-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1335-0x0000000002BE0000-0x0000000002C34000-memory.dmp

      Filesize

      336KB

    • memory/4384-1341-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1343-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1344-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1346-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4384-1347-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4696-1349-0x00000000003C0000-0x0000000000400000-memory.dmp

      Filesize

      256KB

    • memory/4696-1348-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4696-1350-0x0000000004E40000-0x0000000004EA6000-memory.dmp

      Filesize

      408KB

    • memory/4696-1351-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4696-1352-0x00000000063A0000-0x00000000063F0000-memory.dmp

      Filesize

      320KB

    • memory/4696-1353-0x0000000006490000-0x000000000652C000-memory.dmp

      Filesize

      624KB

    • memory/4696-1354-0x0000000006570000-0x000000000657A000-memory.dmp

      Filesize

      40KB

    • memory/4696-1355-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB