Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-06-2024 15:24

General

  • Target

    MV TB QUANZHOU FULL DESCRIPTIONS 18-06-2024.exe

  • Size

    1.4MB

  • MD5

    4f28e13fed437e82ac249902f4f6a2c5

  • SHA1

    0dfbf2130e050e55a54680e5bbf68850233aaf93

  • SHA256

    615220f794e0a78c563dcec24f6ddfe01fc518a720ed3231f0cdd8733247fcaf

  • SHA512

    e2613e4f277a6c5e2bd9ed844ec1b7afa04eb5f6692ecaf7a3d6a0ced414c0efe2cf541daa433edd89a9bfd4fe7a4cf636d88dc13024848155eec407f0ef9282

  • SSDEEP

    24576:cAHnh+eWsN3skA4RV1Hom2KXMmHanpl08MR/j+4SJblmurHLFE5:7h+ZkldoPK8YanpfMR/j+48Lrc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.kenvue.cam
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    adreport12345

Signatures

  • AgentTesla

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV TB QUANZHOU FULL DESCRIPTIONS 18-06-2024.exe
    "C:\Users\Admin\AppData\Local\Temp\MV TB QUANZHOU FULL DESCRIPTIONS 18-06-2024.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Users\Admin\AppData\Local\reenjoys\disimmure.exe
      "C:\Users\Admin\AppData\Local\Temp\MV TB QUANZHOU FULL DESCRIPTIONS 18-06-2024.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:744
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\MV TB QUANZHOU FULL DESCRIPTIONS 18-06-2024.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1420
  • 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 --field-trial-handle=1008,i,17949988676391029604,13756926835471203788,262144 --variations-seed-version --mojo-platform-channel-handle=3840 /prefetch:8
    1⤵
      PID:5088

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\adstipulator

      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • C:\Users\Admin\AppData\Local\reenjoys\disimmure.exe

      Filesize

      1.4MB

      MD5

      4f28e13fed437e82ac249902f4f6a2c5

      SHA1

      0dfbf2130e050e55a54680e5bbf68850233aaf93

      SHA256

      615220f794e0a78c563dcec24f6ddfe01fc518a720ed3231f0cdd8733247fcaf

      SHA512

      e2613e4f277a6c5e2bd9ed844ec1b7afa04eb5f6692ecaf7a3d6a0ced414c0efe2cf541daa433edd89a9bfd4fe7a4cf636d88dc13024848155eec407f0ef9282

    • memory/1420-31-0x00000000054F0000-0x0000000005556000-memory.dmp

      Filesize

      408KB

    • memory/1420-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1420-29-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/1420-30-0x0000000005AA0000-0x0000000006044000-memory.dmp

      Filesize

      5.6MB

    • memory/1420-32-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1420-35-0x00000000067A0000-0x00000000067F0000-memory.dmp

      Filesize

      320KB

    • memory/1420-36-0x0000000006890000-0x0000000006922000-memory.dmp

      Filesize

      584KB

    • memory/1420-37-0x0000000006820000-0x000000000682A000-memory.dmp

      Filesize

      40KB

    • memory/1420-38-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/1420-39-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3952-10-0x0000000000C80000-0x0000000000C84000-memory.dmp

      Filesize

      16KB