Analysis

  • max time kernel
    144s
  • max time network
    153s
  • 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 06:54

General

  • Target

    DHL BL-5950339901211.pdf.exe

  • Size

    1.1MB

  • MD5

    9a7739c9194873437b5a97a53c83d315

  • SHA1

    c6a47796bdd4cdc61cb220e20523ed38bf088213

  • SHA256

    ee625298393efdd13cafa66081354c251e9d690146614c18d2e9225400d54cd7

  • SHA512

    b7218e3cd9a97ec85104fe84bce63bb778c729fcbada7b869ce651c69fb43c86a3e66c8388229dcb25eac3d5679828ca202717979209c6b65e9ed4561b96bd8a

  • SSDEEP

    24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8adK9gTPfa+8d3Hmv5Ay/A3:gTvC/MTQYxsWR7adz7+tHQA

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe"
      2⤵
      • Suspicious use of UnmapMainImage
      PID:3576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 12
        3⤵
        • Program crash
        PID:4416
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3576 -ip 3576
    1⤵
      PID:1460
    • 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=3696 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3492

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3576-11-0x0000000000800000-0x0000000000842000-memory.dmp
        Filesize

        264KB

      • memory/3576-12-0x0000000000410000-0x0000000000410000-memory.dmp
      • memory/3596-10-0x0000000001080000-0x0000000001084000-memory.dmp
        Filesize

        16KB