Resubmissions

28-03-2024 07:09

240328-hyxz9ach39 10

28-03-2024 07:09

240328-hys2asch37 10

Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 07:09

General

  • Target

    DHL AWB_5934_5682.pdf.exe

  • Size

    1.1MB

  • MD5

    847bf4ff34d621e5c01b919c0e63621d

  • SHA1

    c8540089067d721c3a0b9cad59535b819199bca4

  • SHA256

    0c37804bab8e0a7989e85c5ad1a917e9daf2d9e10c96af9e4f0e5449bfb527aa

  • SHA512

    d90347c1e1cea250d1b7c9e66f90296c1c18d4d9ecd9b4dcb04709e2acabec694958107520108afc09130500d0df1d66cad9787efbe73a4d1580a1674f0ff7ff

  • SSDEEP

    24576:kqDEvCTbMWu7rQYlBQcBiT6rprG8aKuIhcQNWWWYV:kTvC/MTQYxsWR7aK5/NWWR

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 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL AWB_5934_5682.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL AWB_5934_5682.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL AWB_5934_5682.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1324
  • 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=3932 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1756

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1324-11-0x0000000000500000-0x0000000000542000-memory.dmp
      Filesize

      264KB

    • memory/1324-12-0x00000000752C0000-0x0000000075A70000-memory.dmp
      Filesize

      7.7MB

    • memory/1324-13-0x0000000005110000-0x00000000056B4000-memory.dmp
      Filesize

      5.6MB

    • memory/1324-14-0x0000000004C30000-0x0000000004C40000-memory.dmp
      Filesize

      64KB

    • memory/1324-15-0x0000000004B60000-0x0000000004BC6000-memory.dmp
      Filesize

      408KB

    • memory/1324-16-0x0000000005F50000-0x0000000005FA0000-memory.dmp
      Filesize

      320KB

    • memory/1324-17-0x0000000006040000-0x00000000060D2000-memory.dmp
      Filesize

      584KB

    • memory/1324-18-0x0000000005FC0000-0x0000000005FCA000-memory.dmp
      Filesize

      40KB

    • memory/1324-19-0x00000000752C0000-0x0000000075A70000-memory.dmp
      Filesize

      7.7MB

    • memory/1324-20-0x0000000004C30000-0x0000000004C40000-memory.dmp
      Filesize

      64KB

    • memory/2528-10-0x0000000000BE0000-0x0000000000BE4000-memory.dmp
      Filesize

      16KB