Analysis

  • max time kernel
    91s
  • max time network
    132s
  • 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 10:43

General

  • Target

    a1aad12b1753c65ea385af0312c47e80.exe

  • Size

    133KB

  • MD5

    a1aad12b1753c65ea385af0312c47e80

  • SHA1

    81de192f20717ce404a62f5a4d32989bae912b55

  • SHA256

    fe96b9c4abd012788a544b5c2460ffb01753c7f32b7641a091d2d9a6efb18165

  • SHA512

    29ed309bb106c42981d3524277001bab6d12985937006c78e2ba77d411f35df90f7ec87cbd3d7630051abba535d93284a901d9b6c6a3c5a000dde051fabba440

  • SSDEEP

    3072:ALIhVl1GnVJ7BJK/lySXBUDSoeIyQFKTLyAG6qdfmcPpp2dobQ:AkvvGnztJ2ySXBJqyQFKTLy9dfmcPppG

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\a1aad12b1753c65ea385af0312c47e80.exe
    "C:\Users\Admin\AppData\Local\Temp\a1aad12b1753c65ea385af0312c47e80.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\a1aad12b1753c65ea385af0312c47e80.exe
      C:\Users\Admin\AppData\Local\Temp\a1aad12b1753c65ea385af0312c47e80.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a1aad12b1753c65ea385af0312c47e80.exe

    Filesize

    133KB

    MD5

    938a76988c592f447a45925724a05aa6

    SHA1

    814e8efda9033d7213064a6828202f5beac7db0e

    SHA256

    d8bc884b46562b5e874f2a39e0e66c3093e716b23da5f785ca77e7a21f37ab37

    SHA512

    f5d224b8b3cfd38be8ab798b9db1fa0f38be57f418edba170fae0fa12d3826c2ec462007eaecb21f765760f4c65d8c083715365743889f36f206d3140ed2c8ec

  • memory/1612-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1612-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1612-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1612-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3840-13-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3840-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3840-20-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/3840-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB