Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 06:55

General

  • Target

    DHL BL-59503399012119.pdf.exe

  • Size

    1.1MB

  • MD5

    f6f4f80c56007b31f6e66b48efd01b72

  • SHA1

    f69db1ed4be6d372bcc9fd0a09ad09f59ca91158

  • SHA256

    084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4

  • SHA512

    95eb028317f8515b818de6368198749ac8ec7f81e39f34d195e45721ad55bf9c189caf85c639783f5bf12f68e2d3b7d5286c9e1ba92cd52228f024877136a229

  • SSDEEP

    24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8aA8jzY7Vclbz:lTvC/MTQYxsWR7aA8j

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6776344622:AAE2QGMduuZ12VrNAxC91B7E3v-RBpjCMNI/

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL BL-59503399012119.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL BL-59503399012119.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL BL-59503399012119.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:956
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3896 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2740

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/956-11-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/956-12-0x00000000752B0000-0x0000000075A60000-memory.dmp
      Filesize

      7.7MB

    • memory/956-13-0x0000000005430000-0x00000000059D4000-memory.dmp
      Filesize

      5.6MB

    • memory/956-14-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/956-15-0x0000000005000000-0x0000000005066000-memory.dmp
      Filesize

      408KB

    • memory/956-16-0x00000000062E0000-0x0000000006330000-memory.dmp
      Filesize

      320KB

    • memory/956-17-0x00000000063D0000-0x0000000006462000-memory.dmp
      Filesize

      584KB

    • memory/956-18-0x0000000006350000-0x000000000635A000-memory.dmp
      Filesize

      40KB

    • memory/956-19-0x00000000752B0000-0x0000000075A60000-memory.dmp
      Filesize

      7.7MB

    • memory/956-20-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/2120-10-0x00000000029B0000-0x00000000029B4000-memory.dmp
      Filesize

      16KB