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Analysis

  • max time kernel
    73s
  • max time network
    66s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/09/2024, 22:54

General

  • Target

    Debug.rar

  • Size

    1.0MB

  • MD5

    522ebecbe103a3d2b12d0844014936d6

  • SHA1

    d58d37688ac66d45d3ad3e8c103cf5651a6ef593

  • SHA256

    1e50ca3f32a5cfac1877f0887a31067d80ae4f3d5022ea6f29243e5cb3fd3c0c

  • SHA512

    3b861a2f6f88dc91f3717353653758c289e875ac79072847688767cfd7b700844d850880d1754d1c6f896e84f6abd30f33b0cfcca998db6161ca8f3a62e3b169

  • SSDEEP

    24576:D1KK6ImbokiLRq3dieSQiua9oxaAPaNTEAvest/EGw634DJJtxLjr:DcCoo5L4Nn/s+xRPaqs2v63aJJbT

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Debug.rar
    1⤵
    • Modifies registry class
    PID:2916
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:396
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3464
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4504
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\Debug\" -spe -an -ai#7zMap4714:68:7zEvent29772
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:848
    • C:\Users\Admin\Desktop\Debug\Spoofer Source.exe
      "C:\Users\Admin\Desktop\Debug\Spoofer Source.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      PID:3736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\Desktop\Debug\Guna.UI2.dll

      Filesize

      2.1MB

      MD5

      c19e9e6a4bc1b668d19505a0437e7f7e

      SHA1

      73be712aef4baa6e9dabfc237b5c039f62a847fa

      SHA256

      9ac8b65e5c13292a8e564187c1e7446adc4230228b669383bd7b07035ab99a82

      SHA512

      b6cd0af436459f35a97db2d928120c53d3691533b01e4f0e8b382f2bd81d9a9a2c57e5e2aa6ade9d6a1746d5c4b2ef6c88d3a0cf519424b34445d0d30aab61de

    • C:\Users\Admin\Desktop\Debug\Spoofer Source.exe

      Filesize

      400KB

      MD5

      33ca7f9336469266f0c015e6e48daa46

      SHA1

      12e1cb4de5bd69235b5bff14ce4f7f347c6188e9

      SHA256

      706563ac4e3e3ebced44a80c0998de1fca1a602e598d2648e3e1094805cf7555

      SHA512

      ca8523ee29069143c4de271eb2ef99b30b4c12ffc9a1b8ea3be2d5a9db439770a8dd4acc96036f0f0c36a59ed516675c5a1bc360112e96e9da56d571a0bbecc9

    • memory/3736-6-0x0000000000370000-0x00000000003DA000-memory.dmp

      Filesize

      424KB

    • memory/3736-7-0x0000000005360000-0x0000000005904000-memory.dmp

      Filesize

      5.6MB

    • memory/3736-8-0x0000000004E50000-0x0000000004EE2000-memory.dmp

      Filesize

      584KB

    • memory/3736-9-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

      Filesize

      40KB

    • memory/3736-13-0x0000000005B30000-0x0000000005D44000-memory.dmp

      Filesize

      2.1MB