Analysis

  • max time kernel
    143s
  • 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
    21-05-2024 11:13

General

  • Target

    RFQ 030-02052024 LB.exe

  • Size

    1021KB

  • MD5

    6ff766e653ef573d6c8fdad2f8f1fd26

  • SHA1

    ee5895449c7edbc32fb3f06f30956edb5aaa1d02

  • SHA256

    a97216cef6b3a06acbe93fd476d594614f0b4178cfd9220d5b6a8a630b7b7972

  • SHA512

    bdf796a0906e7296a2276da2e1a66a2151df4810b170d769bc5e72a64a3a7ae1e77a6660bf0589197a91984f9f75a98b45bd59b6884343bb8133c9430198e0b3

  • SSDEEP

    24576:bAHnh+eWsN3skA4RV1Hom2KXMmHaZWgSGjd5:2h+ZkldoPK8YaZd

Malware Config

Extracted

Family

agenttesla

Credentials

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 1 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\RFQ 030-02052024 LB.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ 030-02052024 LB.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ 030-02052024 LB.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2856
  • 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=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2872

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/652-10-0x00000000038F0000-0x00000000038F4000-memory.dmp

      Filesize

      16KB

    • memory/2856-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2856-12-0x00000000741EE000-0x00000000741EF000-memory.dmp

      Filesize

      4KB

    • memory/2856-13-0x0000000005DD0000-0x0000000006374000-memory.dmp

      Filesize

      5.6MB

    • memory/2856-14-0x00000000741E0000-0x0000000074990000-memory.dmp

      Filesize

      7.7MB

    • memory/2856-15-0x0000000005690000-0x00000000056F6000-memory.dmp

      Filesize

      408KB

    • memory/2856-16-0x00000000069B0000-0x0000000006A00000-memory.dmp

      Filesize

      320KB

    • memory/2856-17-0x0000000006AA0000-0x0000000006B32000-memory.dmp

      Filesize

      584KB

    • memory/2856-18-0x0000000006A30000-0x0000000006A3A000-memory.dmp

      Filesize

      40KB

    • memory/2856-19-0x00000000741EE000-0x00000000741EF000-memory.dmp

      Filesize

      4KB

    • memory/2856-20-0x00000000741E0000-0x0000000074990000-memory.dmp

      Filesize

      7.7MB