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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2024, 21:43

General

  • Target

    b8438756f82f3b5c123a8fa9b0bb8406.exe

  • Size

    506KB

  • MD5

    b8438756f82f3b5c123a8fa9b0bb8406

  • SHA1

    9b19341767887f49d1e6d8f526a8ee773751c4de

  • SHA256

    a9f1687663f42e1642217e53483184f2204ae1b57da7ec682dbf0a9bcb7622d9

  • SHA512

    3eb932c848f89ee24b64bb357baebe7bdf86bfef33cb15a45d222032bba94aed5bc46f2de45941f77507d778891098ff313aeb0aa67bed869d12863002d2ae5f

  • SSDEEP

    12288:5ZLYvmkopWAS2ydZ1QSg94AKGWzg1hdLVeHtct:5ZLGohS7QSSjIU3dLcNct

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe
    "C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe
      C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4212
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:3864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b8438756f82f3b5c123a8fa9b0bb8406.exe

    Filesize

    506KB

    MD5

    2fd4a061042378ecb33d1b30ecb0aea1

    SHA1

    a20b49a2d7d8cb6a71972800f8e018e7ba94ea67

    SHA256

    883baa84503a2018546bd26c84a87531b67ee006d9b37e1b5f7b7380dbaa1238

    SHA512

    8adedd59d609fcb12e08b1d3f4bb07e32a3187cb9ae24adf6d147c0715fe4324dfa8636ba7a30bc7619740a349b9e45cafb2c9d5d91522a58e6edc5144d7f670

  • memory/4212-13-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/4212-16-0x0000000001510000-0x0000000001593000-memory.dmp

    Filesize

    524KB

  • memory/4212-20-0x0000000001650000-0x00000000016CE000-memory.dmp

    Filesize

    504KB

  • memory/4212-21-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4212-27-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4816-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/4816-1-0x0000000001510000-0x0000000001593000-memory.dmp

    Filesize

    524KB

  • memory/4816-2-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/4816-11-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB