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Analysis

  • max time kernel
    118s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 13:36

General

  • Target

    a78cc1becbf9ff789daf1b5ad0395220.exe

  • Size

    133KB

  • MD5

    a78cc1becbf9ff789daf1b5ad0395220

  • SHA1

    c94410e2d4881665c379878c9fd7c41c61f32d12

  • SHA256

    07a4227bd4f63f7520791049045d31d2a4000091dac460e59bef00e12b665510

  • SHA512

    a830002fe1b2b3d811604a79c922ea2537fdc023c9408dfd917ef8c088fb5f1f9f873b8b52d70af2ba994575d5200ee93fa62d4d631a02655ff46c628f520d4e

  • SSDEEP

    3072:IC4T+gLtzxS0VVzVUQki/IGNeU6X9iI6dTNQmeGa28lQ:ozZzxSEl2pbG0L9iI6zQ838lQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a78cc1becbf9ff789daf1b5ad0395220.exe
    "C:\Users\Admin\AppData\Local\Temp\a78cc1becbf9ff789daf1b5ad0395220.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\a78cc1becbf9ff789daf1b5ad0395220.exe
      C:\Users\Admin\AppData\Local\Temp\a78cc1becbf9ff789daf1b5ad0395220.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\a78cc1becbf9ff789daf1b5ad0395220.exe

    Filesize

    133KB

    MD5

    86dd66aef3b4eae2103d046ed3e64f4e

    SHA1

    b5fb347e87bd98afe7517f12d705eeceffd72121

    SHA256

    759f9652433f539e6a002e4d4ab90d78a2abca8d7bfc59f20c1eeb046df25cb8

    SHA512

    ec94b61cb1223dbd058f5c49f67fbb81ad285854bdd6e5e811f8ce4bd1ea1d2d67f0b2d36d9c60c838f0bcd3b727253000137e996cf40cc89ea183a3e18ea460

  • memory/2468-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2468-21-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2468-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3056-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3056-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3056-2-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3056-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3056-14-0x0000000000220000-0x00000000002A6000-memory.dmp

    Filesize

    536KB

  • memory/3056-42-0x0000000000220000-0x00000000002A6000-memory.dmp

    Filesize

    536KB