Analysis

  • max time kernel
    92s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-02-2024 06:37

General

  • Target

    a13089a8ea3689e9642e02f078088870.exe

  • Size

    133KB

  • MD5

    a13089a8ea3689e9642e02f078088870

  • SHA1

    8564e026d5554f1af27c69a6e0cc464e38b5f2dd

  • SHA256

    1237f407f72ddb0c924b4123899a058d51b7d1bd92e6324b4412b87c2f6a0c6c

  • SHA512

    5eaefd93d8537ab658513c9432e9b41d6e6ef5596de1dbe18f576f8bce3ae99740cc452b7288cca8f5e2f57102733e54a33fcbe8a5723f9b0542112f6385891b

  • SSDEEP

    3072:6hvvONSqJ37qjqxdgzejN1+4l5uCKZBk1kRjbt0YIkBOmQ:E237EqPsOxyC5mFbtMkBOmQ

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a13089a8ea3689e9642e02f078088870.exe
    "C:\Users\Admin\AppData\Local\Temp\a13089a8ea3689e9642e02f078088870.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Users\Admin\AppData\Local\Temp\a13089a8ea3689e9642e02f078088870.exe
      C:\Users\Admin\AppData\Local\Temp\a13089a8ea3689e9642e02f078088870.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\a13089a8ea3689e9642e02f078088870.exe

    Filesize

    133KB

    MD5

    f6769c9e4017f92e696b66d5b5ed8b39

    SHA1

    d145048b89cbda53387c7477939511abd6dc9e68

    SHA256

    0e8f20c0be1ff30f54d2d8aa8870cb4855eb22929127bb69dcfda277db860e3b

    SHA512

    52308bfa374cd026cfb183475309f137d15d0a81b2f8af3bd921e5d24ff3e338b9a831416f113ed1cd5db4aa4dffda0e93ea2f142451d46746c2f28b024859d5

  • memory/936-16-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/936-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/936-33-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4544-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4544-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/4544-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4544-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB