Analysis

  • max time kernel
    121s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 01:12

General

  • Target

    09b1021c886793ef044af6bfe39b8a95.exe

  • Size

    133KB

  • MD5

    09b1021c886793ef044af6bfe39b8a95

  • SHA1

    0e2fe90c71446ffcbc8b6ab4b90d1ad8f83b99be

  • SHA256

    6bfb4b14fe618beb87a207cef63523f795ee6e0da49a3ff7e831bc41e67f2055

  • SHA512

    ac67b3dee92a4ed695d4f16da58872d31c71b2620d0f794db31fac649aa4679a8ac0149c175174dd7624b8cb3a43d385cd37f9f55e83290f677f9298f2cc17a4

  • SSDEEP

    3072:I3YHTvkU18EFfdSex4Lxw2a6azeY4P39h6of/CM9KweKfuMYKS1vwqgDaqQ:pv51zJdJ4Lge/v9hTPow+rGRQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\09b1021c886793ef044af6bfe39b8a95.exe
    "C:\Users\Admin\AppData\Local\Temp\09b1021c886793ef044af6bfe39b8a95.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1604
    • C:\Users\Admin\AppData\Local\Temp\09b1021c886793ef044af6bfe39b8a95.exe
      C:\Users\Admin\AppData\Local\Temp\09b1021c886793ef044af6bfe39b8a95.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\09b1021c886793ef044af6bfe39b8a95.exe

    Filesize

    133KB

    MD5

    949930bf75e06e0b4e399d348f891410

    SHA1

    38eb4bc28eaa665ae861e854b9e2be4e1e853bc5

    SHA256

    95f4bf6f2952376a1f40179897005862d1706b1ed744c004a3ca5584a4b43bb3

    SHA512

    762eb0fbc9e37e5b2adc4d5578b6d96498f266d6b7f6a10200b61773abf31aa43270a74613df5698762c4f5c85c0e37ea178cb4083360e0896a6aa78be43b537

  • memory/1604-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1604-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1604-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/1604-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2336-17-0x0000000000170000-0x0000000000191000-memory.dmp

    Filesize

    132KB

  • memory/2336-16-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2336-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB