Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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
  • 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\a1aad12b1753c65ea385af0312c47e80.exe
    "C:\Users\Admin\AppData\Local\Temp\a1aad12b1753c65ea385af0312c47e80.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3000
    • 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:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    128KB

    MD5

    38eb44aa12f7d566170935f3c5c4046d

    SHA1

    8ba9aee7187f3fa774ad7057a9d652ab88f33101

    SHA256

    17d2c404f261427d209f25110e64b30977f4134b3d838964fdf7ebccbeb9b6b2

    SHA512

    5803ef8d17d04e73f1d1b7725dd85ee8d68d395a5b6472e8d0244f665dd825bb933e3a0574fb48ff6e2522998f9d517cba13430e02b97e8f9a450784e923f743

  • memory/2700-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2700-21-0x0000000000180000-0x00000000001A1000-memory.dmp

    Filesize

    132KB

  • memory/2700-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3000-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3000-2-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3000-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3000-15-0x0000000002C80000-0x0000000002D06000-memory.dmp

    Filesize

    536KB

  • memory/3000-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB