Analysis

  • max time kernel
    128s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2023 18:21

General

  • Target

    ba4412c9eada0044657f0d630a437020_floxif_mafia_JC.exe

  • Size

    2.7MB

  • MD5

    ba4412c9eada0044657f0d630a437020

  • SHA1

    88ffb8d7c9742de8a6a968a59a20cc1c9508f865

  • SHA256

    ece54fd827ab96ceb9c8dd8dcc01ec7b672539833945c61a1112aa8b2ab68acd

  • SHA512

    2f07b3f973d6a4ec74f70b77c56154ada6f1d5951620ba400a920d7df3bc39835b849704ad785bed26c476b0c5da8312b14f1a8426817ddf336ad60b8b523b3e

  • SSDEEP

    49152:zPE6vXxUOYQMqclLy0wsXuhXabboP4ACQDAknmCwlzI8ndTyw+AZ/WY4N2WwW/Kg:LFvX5MFLySXuhXa/oP4ACYAknmCMIUyz

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba4412c9eada0044657f0d630a437020_floxif_mafia_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\ba4412c9eada0044657f0d630a437020_floxif_mafia_JC.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 836
      2⤵
      • Program crash
      PID:3916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 1204
      2⤵
      • Program crash
      PID:2804
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4028 -ip 4028
    1⤵
      PID:212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4028 -ip 4028
      1⤵
        PID:2776

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        67KB

        MD5

        7574cf2c64f35161ab1292e2f532aabf

        SHA1

        14ba3fa927a06224dfe587014299e834def4644f

        SHA256

        de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

        SHA512

        4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

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

        Filesize

        67KB

        MD5

        7574cf2c64f35161ab1292e2f532aabf

        SHA1

        14ba3fa927a06224dfe587014299e834def4644f

        SHA256

        de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

        SHA512

        4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

      • memory/4028-4-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4028-6-0x00000000006A0000-0x0000000000948000-memory.dmp

        Filesize

        2.7MB

      • memory/4028-9-0x00000000006A0000-0x0000000000948000-memory.dmp

        Filesize

        2.7MB

      • memory/4028-12-0x00000000006A0000-0x0000000000948000-memory.dmp

        Filesize

        2.7MB

      • memory/4028-14-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB