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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2025, 19:37

General

  • Target

    JaffaCakes118_7b6b8f12128b24e67c5f9a6cdaaac470.exe

  • Size

    313KB

  • MD5

    7b6b8f12128b24e67c5f9a6cdaaac470

  • SHA1

    bac5ae4e85f3c1dfdd00d435c296073c025d4516

  • SHA256

    4a718e8332695f80c795d74c50ffc150bceda4dedd02b3a63cad4d07ec403db2

  • SHA512

    d78af636917baebef24d394bad2a7208e372509cdac382c3d96f504cfcaa37f6d0e77731a531a27803dfe1296b2ec54a3b32372f5425128f8a7a4fc86b03b1f5

  • SSDEEP

    6144:z1IbU/Zo9UiZcuLH0JGIZp6IQcAExQ6h1tlxq:ybURoiiZcukgInAE3xq

Malware Config

Signatures

  • Floxif family
  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

  • Detects Floxif payload 1 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b6b8f12128b24e67c5f9a6cdaaac470.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b6b8f12128b24e67c5f9a6cdaaac470.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 172
      2⤵
      • Program crash
      PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    72KB

    MD5

    ccf7e487353602c57e2e743d047aca36

    SHA1

    99f66919152d67a882685a41b7130af5f7703888

    SHA256

    eaf76e5f1a438478ecf7b678744da34e9d9e5038b128f0c595672ee1dbbfd914

    SHA512

    dde0366658082b142faa6487245bfc8b8942605f0ede65d12f8c368ff3673ca18e416a4bf132c4bee5be43e94aef0531be2008746c24f1e6b2f294a63ab1486c

  • memory/2356-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2356-5-0x0000000000EC0000-0x0000000000EFF000-memory.dmp

    Filesize

    252KB

  • memory/2356-6-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB