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Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 01:07

General

  • Target

    FinalDraft1010CLEARDETAILSBL00398893PDF.exe

  • Size

    4.3MB

  • MD5

    ccd3e02044cbb142d3f74151c017b7fa

  • SHA1

    bdedb46f8d0ed904982103c37de98a572187feec

  • SHA256

    aa92559b13cde3bae21652f0dcdcf35ba0294baebba0db971af36127c8d6cd4d

  • SHA512

    dddd40237a02afeec74707a229c85cf915e09e501cd2a8204a30dfe1e0bda1e9cb0b8b02e1b288e101d6a4b31620c41e61d901a703049f3f021d67e6acbae3e6

  • SSDEEP

    49152:ThmBvgm276ZLLoF1ZghS8drWXFkK1PosuFMaFPj3mX202dmY7S31KmHH:TCyUWVkYALmd2dS3xHH

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6714648151:AAFRIqlRXcpOAB1Q5t6Cq8WiQBoGP3a1Gnw/

Signatures

  • AgentTesla

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FinalDraft1010CLEARDETAILSBL00398893PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\FinalDraft1010CLEARDETAILSBL00398893PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1824
  • 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=4092 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4764

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1824-0-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1824-1-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/1824-2-0x0000000005C40000-0x00000000061E4000-memory.dmp

      Filesize

      5.6MB

    • memory/1824-3-0x0000000005680000-0x0000000005690000-memory.dmp

      Filesize

      64KB

    • memory/1824-4-0x0000000005690000-0x00000000056F6000-memory.dmp

      Filesize

      408KB

    • memory/1824-5-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/1824-6-0x0000000005680000-0x0000000005690000-memory.dmp

      Filesize

      64KB

    • memory/1824-7-0x0000000001520000-0x0000000001570000-memory.dmp

      Filesize

      320KB

    • memory/1824-8-0x0000000006A30000-0x0000000006AC2000-memory.dmp

      Filesize

      584KB

    • memory/1824-9-0x00000000015B0000-0x00000000015BA000-memory.dmp

      Filesize

      40KB