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Analysis

  • max time kernel
    140s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2024, 21:15

General

  • Target

    Promac S.A.220172615415415.DOC.exe

  • Size

    819KB

  • MD5

    39a33355e0b0db7354f1ee9fef4a9ae7

  • SHA1

    e867d971ead2351ea107ccd61517e61d35492270

  • SHA256

    d5bb4709c6337d475b6217f03b784cd6aaf1642cd103eb5bdfd53788bcf35417

  • SHA512

    c3690927a9eefebfe71679b25467182555681daa88317ad4ad2f9b338da5d11ddc86703ebe6c9a502a97329974c8aa87c59c872b06e189ab4b683a3ebe624b89

  • SSDEEP

    12288:wl78EN4iZwP2XNFzW5b7gTyhRBSe7Y003MiNOx+0t+8U+n911oap:wt8EN4EbXDzWtNnBLvONOk2391d

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.atelierzolotas.gr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    alibaba.com

Signatures

  • AgentTesla

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe
    "C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe
      "C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe"
      2⤵
        PID:2720
      • C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe
        "C:\Users\Admin\AppData\Local\Temp\Promac S.A.220172615415415.DOC.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2816

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1480-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

      Filesize

      4KB

    • memory/1480-1-0x0000000000C90000-0x0000000000D62000-memory.dmp

      Filesize

      840KB

    • memory/1480-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1480-3-0x0000000000220000-0x0000000000230000-memory.dmp

      Filesize

      64KB

    • memory/1480-4-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

      Filesize

      4KB

    • memory/1480-5-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1480-6-0x0000000000290000-0x0000000000296000-memory.dmp

      Filesize

      24KB

    • memory/1480-7-0x0000000000450000-0x000000000045A000-memory.dmp

      Filesize

      40KB

    • memory/1480-8-0x0000000004990000-0x0000000004A2A000-memory.dmp

      Filesize

      616KB

    • memory/1480-22-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2816-20-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-18-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-16-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2816-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-12-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2816-21-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2816-23-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2816-24-0x0000000074BC0000-0x00000000752AE000-memory.dmp

      Filesize

      6.9MB