Analysis

  • max time kernel
    152s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-04-2024 01:53

General

  • Target

    c63fe37f6fe23890caba830f78323552697ddffd5cd186bfc7ed4cffd78e9949.exe

  • Size

    825KB

  • MD5

    33c0285bfc8c159a86e5454120869ff1

  • SHA1

    16c4877c922ef67eccf3b83133ffb70d13d9f16d

  • SHA256

    c63fe37f6fe23890caba830f78323552697ddffd5cd186bfc7ed4cffd78e9949

  • SHA512

    56a39a40eb90054606fd106a7bd4e438481048784e8740919990ebd08ca590e7b64c4fdc38e83ce391a4bc67906f645aaff6249f4945c8f97d38ab99bf089ad0

  • SSDEEP

    24576:G3PjKr5BNDeU0bFk8rjpM6LfsYS61v0cKyKfU:4k5BN2cXy+1yx

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 3 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c63fe37f6fe23890caba830f78323552697ddffd5cd186bfc7ed4cffd78e9949.exe
    "C:\Users\Admin\AppData\Local\Temp\c63fe37f6fe23890caba830f78323552697ddffd5cd186bfc7ed4cffd78e9949.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2548
    • 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
      PID:3540
  • 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=3488 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1548

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2548-8-0x0000000008E40000-0x0000000008EC4000-memory.dmp
      Filesize

      528KB

    • memory/2548-4-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/2548-0-0x0000000074AD0000-0x0000000075280000-memory.dmp
      Filesize

      7.7MB

    • memory/2548-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp
      Filesize

      584KB

    • memory/2548-9-0x000000000BF60000-0x000000000BFFC000-memory.dmp
      Filesize

      624KB

    • memory/2548-5-0x0000000004BB0000-0x0000000004BBA000-memory.dmp
      Filesize

      40KB

    • memory/2548-6-0x0000000006390000-0x00000000063B0000-memory.dmp
      Filesize

      128KB

    • memory/2548-15-0x0000000074AD0000-0x0000000075280000-memory.dmp
      Filesize

      7.7MB

    • memory/2548-2-0x00000000050E0000-0x0000000005684000-memory.dmp
      Filesize

      5.6MB

    • memory/2548-1-0x00000000000D0000-0x00000000001A4000-memory.dmp
      Filesize

      848KB

    • memory/2548-7-0x0000000006530000-0x0000000006544000-memory.dmp
      Filesize

      80KB

    • memory/3540-12-0x0000000074AD0000-0x0000000075280000-memory.dmp
      Filesize

      7.7MB

    • memory/3540-13-0x00000000055C0000-0x00000000055D0000-memory.dmp
      Filesize

      64KB

    • memory/3540-14-0x00000000056B0000-0x0000000005716000-memory.dmp
      Filesize

      408KB

    • memory/3540-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/3540-16-0x0000000006990000-0x00000000069E0000-memory.dmp
      Filesize

      320KB

    • memory/3540-17-0x0000000074AD0000-0x0000000075280000-memory.dmp
      Filesize

      7.7MB