Analysis

  • max time kernel
    92s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 12:33

General

  • Target

    2024-02-23_4b9313bf6f90006361f077e064caa671_floxif_mafia.exe

  • Size

    2.5MB

  • MD5

    4b9313bf6f90006361f077e064caa671

  • SHA1

    cebf56a3bc78b2036cec705761dfe9809db42341

  • SHA256

    a2b2cda246fb1cbae06d84a71018921ad43fd9d309103073631e7ca07d75b99a

  • SHA512

    df4054cbe2bcc9a0231fba19f4458ec6eee37ef1580aa897db85666b0041b12e69b742210787dc78fdb485660b659d8f91dd9b04fa5828cb5eee8f064f3825a2

  • SSDEEP

    49152:tuIpKkofs2hPd2l177BTK2VbDsar1YDjg:tjyfs2hPIl1/X

Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-23_4b9313bf6f90006361f077e064caa671_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-23_4b9313bf6f90006361f077e064caa671_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 732
      2⤵
      • Program crash
      PID:4560
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4736 -ip 4736
    1⤵
      PID:2140

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files\Common Files\System\symsrv.dll

      Filesize

      67KB

      MD5

      7574cf2c64f35161ab1292e2f532aabf

      SHA1

      14ba3fa927a06224dfe587014299e834def4644f

      SHA256

      de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

      SHA512

      4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

    • memory/4736-5-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4736-6-0x00000000001F0000-0x000000000045A000-memory.dmp

      Filesize

      2.4MB

    • memory/4736-8-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB