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Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15/03/2024, 11:37

General

  • Target

    cb505f8b8587162ee36215e5f4302690.exe

  • Size

    133KB

  • MD5

    cb505f8b8587162ee36215e5f4302690

  • SHA1

    eb52a16eeaf9b8643afe100fbeda388e983fa27f

  • SHA256

    e17991ef92a6df5c5a6ff9facf8035cdc95075b98c289f58a9d62754c104ff0d

  • SHA512

    030820a6dfeacc0b125cd48c1945395b498e2ad45e0933628741e621daedc9aa9690aba6223150cd4c54c263cab36d19c2c5657bd263d44be30fe2b367bfd257

  • SSDEEP

    3072:Ij1WcrWyEyXhn4YvPWsq5xCCO8ekIQtSruUKBq6bVimLacJQ:qschXXvh/Ow/x6bVimLBJQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 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\cb505f8b8587162ee36215e5f4302690.exe
    "C:\Users\Admin\AppData\Local\Temp\cb505f8b8587162ee36215e5f4302690.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\cb505f8b8587162ee36215e5f4302690.exe
      C:\Users\Admin\AppData\Local\Temp\cb505f8b8587162ee36215e5f4302690.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\cb505f8b8587162ee36215e5f4302690.exe

    Filesize

    133KB

    MD5

    36ab6f014ba8d016e4ff334330b4df12

    SHA1

    40a379f35f0113a9506cfa13b0299b8404231db9

    SHA256

    3445411ac0570e3f0874a469f758d9f027930be57c4738979747e3e8e0d354dc

    SHA512

    41711ae7a0dd21f987af3439be37c0faba17f71567a46bd5160d333e2532b83c3d0a63821588d5f02fd5afa5567805024e564cef31ec272d69bbaaa2835fab12

  • memory/2240-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2240-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2240-10-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2240-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2348-19-0x00000000002D0000-0x00000000002F1000-memory.dmp

    Filesize

    132KB

  • memory/2348-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2348-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB