Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 15:13

General

  • Target

    033e7e65b096f31b1498139500f12b8d.exe

  • Size

    501KB

  • MD5

    033e7e65b096f31b1498139500f12b8d

  • SHA1

    8ed030225b3c346e9638e11a21f7848d57e4ea4f

  • SHA256

    68600eeb972f1a38191cfab444f23b224cf95491f4ff3301ad76c1f3103f5894

  • SHA512

    d4c834dea3f2ac598c44f0227c200696f00d4e141c4694a01b00a0173be9d49188ffc994df17f668a212aa30c6c9b5874e2902192d9409af5a9e32a05ff0a81a

  • SSDEEP

    12288:77iBEOP7AfeuS0/A3U/ZfY1lJYWtJWI8pIOLiKJo2pNN:KPETi+A1lJYWnWjpX3zp

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe
    "C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe
      C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4740
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe" /TN mCaqQXkK46ae /F
        3⤵
        • Creates scheduled task(s)
        PID:3848
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN mCaqQXkK46ae > C:\Users\Admin\AppData\Local\Temp\8SgDYw.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1352
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN mCaqQXkK46ae
    1⤵
      PID:2280

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\033e7e65b096f31b1498139500f12b8d.exe

      Filesize

      501KB

      MD5

      48f752396306d3cc75ede6569c573d1b

      SHA1

      01c6a8683f9cad3342e4e8e387e294fe4af4a7ad

      SHA256

      2f475e0de7aca9a73f958e72e801be3ac345bd36f33daeb2367ed30e1c496b72

      SHA512

      5b2d1de20c8781742f1cc31f471ca5d3a308700e9f1b85fccb3ca6e7b80d1e0aa4a170d5b0aff4bf04a2231fc42c47927f5453d4266c7afa989e24581529f68a

    • C:\Users\Admin\AppData\Local\Temp\8SgDYw.xml

      Filesize

      1KB

      MD5

      df0495897776e872ad5500cbbfba1070

      SHA1

      1244011fc92413b1c437070c56874ba8f458e818

      SHA256

      ff5f177021935a475449f3132660e182f8cee0f5884aa2b6a350696b8f14c63a

      SHA512

      c5e98028a87928ef45414164a68b542b79f0554ddabf393c81cc1c16508ce5ff357e705414db39db2f4801c9644146b6c66e0f6302de805b815567071a6b97ed

    • memory/1752-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/1752-2-0x0000000001730000-0x00000000017AE000-memory.dmp

      Filesize

      504KB

    • memory/1752-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/1752-13-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/4740-15-0x00000000016E0000-0x000000000175E000-memory.dmp

      Filesize

      504KB

    • memory/4740-22-0x00000000004B0000-0x000000000051B000-memory.dmp

      Filesize

      428KB

    • memory/4740-23-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/4740-17-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/4740-40-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB