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Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 14:08

General

  • Target

    b7cc7a5438d8267a93ab98dead6c19cf.exe

  • Size

    133KB

  • MD5

    b7cc7a5438d8267a93ab98dead6c19cf

  • SHA1

    996b2e78387c97a2cdb32ea7ca4d6302bbc78a22

  • SHA256

    d36c5c5e9b36fbba64e0d4201eb78374f09f1a0a1371877e673b58c354151349

  • SHA512

    1b23702adc4f977a0a3259102e8878ba5599a929dd070dc2a159c8bc2fd0a82d6ff1e965705287413041d1c8a27e31438ec70a6556f0d25edeedbf552800bf61

  • SSDEEP

    3072:XI/IEKfLNAaIuZnSTLnlwzxFc1+dimRmqHMKiaXzCuYxXiGiQ:Y/TKfSaIu9cLwxOMImDL/YpiGiQ

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7cc7a5438d8267a93ab98dead6c19cf.exe
    "C:\Users\Admin\AppData\Local\Temp\b7cc7a5438d8267a93ab98dead6c19cf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\b7cc7a5438d8267a93ab98dead6c19cf.exe
      C:\Users\Admin\AppData\Local\Temp\b7cc7a5438d8267a93ab98dead6c19cf.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3068

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\b7cc7a5438d8267a93ab98dead6c19cf.exe

    Filesize

    133KB

    MD5

    fa071083d61dd0bbe3fb954f1470ccaa

    SHA1

    b8bdc126842648e331afd3572e2022238dd0d6d6

    SHA256

    771a19e630992e2afaed42eca773c137f24844f7a5716590c37b9a7f87b3ecb3

    SHA512

    0ab1fd3a1a1c8aad0373b2ef921e822dd0547024f4263ba856727806b6da977ada3075cd5f05b62d92175d049df1cc004000c6ab54780bfa37094fd115036117

  • memory/2172-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2172-2-0x00000000000E0000-0x0000000000101000-memory.dmp

    Filesize

    132KB

  • memory/2172-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2172-13-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

  • memory/2172-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3068-18-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3068-25-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB