Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2024, 16:44

General

  • Target

    8763136c25478a88986ca841c87c7b45.exe

  • Size

    133KB

  • MD5

    8763136c25478a88986ca841c87c7b45

  • SHA1

    fad3db9f99fdb6d120ad891d3054dd6b239b8910

  • SHA256

    69564043149e0768fafc16bf497055840e1decc9d39cd205bd3e21f281f055a0

  • SHA512

    d275d3bf9bcd365170d9959a151cfbae1e33121205470cfa3b474a965b4b5c70c2971250af92d46c82edee17737110852396f5ac0872ca93cc637dfc6bc8f60b

  • SSDEEP

    3072:i7P7+0ecMSQ1N7TDDdVZnWG1fWYG7NhrehKdRwoXBosEQ:+i/n4G5WB7PqhsWQBo/Q

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\8763136c25478a88986ca841c87c7b45.exe
    "C:\Users\Admin\AppData\Local\Temp\8763136c25478a88986ca841c87c7b45.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\8763136c25478a88986ca841c87c7b45.exe
      C:\Users\Admin\AppData\Local\Temp\8763136c25478a88986ca841c87c7b45.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\8763136c25478a88986ca841c87c7b45.exe

    Filesize

    133KB

    MD5

    9e2505747615a31e4898c3d7e04a9fc1

    SHA1

    214747395bd2bc91b58596442f665113116a33b0

    SHA256

    b03b33c4a8674ee434d1cd412de96ef6be73bc08cd5149eea3fc47fbf1cf9952

    SHA512

    c7d22897f40e088b03b750232f55b9ba5c3c6b005452de0336fadd26028d623e6bfd3df430f0bd90dbcc3efa460833d1cc23a6bf71b1000b3ffe41da46bc022d

  • memory/776-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/776-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/776-1-0x00000000000E0000-0x0000000000101000-memory.dmp

    Filesize

    132KB

  • memory/776-18-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

  • memory/776-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/776-33-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

  • memory/2328-16-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2328-20-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2328-34-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB