Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 12:01

General

  • Target

    fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe

  • Size

    837KB

  • MD5

    fa5e370eecbfcf169247fa795f92a811

  • SHA1

    abed492eafd448870fe1e9bb9af9ce5d5cfe48e0

  • SHA256

    1db9cccd28e005ff39e5cc132074d15ab423c1a8ef6483a3b0013348c4c23bf9

  • SHA512

    1b78429766639559d152f711d76b70ee2bca16ee85a6f89bd1917e189e5e03d446f4c32f4eae1edb78589e15d4d3654c4e7ef63453e976a4f36ca1e406609947

  • SSDEEP

    24576:fwrseJBZOEvCHcDkhWzSGOy8vsIiPS/Z5r4B32:nelO7cI0zSfyC2Yrz

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 7 IoCs

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

  • Drops file in Windows directory 2 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 SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa5e370eecbfcf169247fa795f92a811_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4340
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 696
      2⤵
      • Program crash
      PID:704
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4340 -ip 4340
    1⤵
      PID:2288

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Skin.dll

      Filesize

      86KB

      MD5

      147127382e001f495d1842ee7a9e7912

      SHA1

      92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

      SHA256

      edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

      SHA512

      97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

    • memory/4340-0-0x0000000000400000-0x0000000000600000-memory.dmp

      Filesize

      2.0MB

    • memory/4340-6-0x0000000010000000-0x000000001003D000-memory.dmp

      Filesize

      244KB

    • memory/4340-9-0x0000000010009000-0x000000001000A000-memory.dmp

      Filesize

      4KB

    • memory/4340-10-0x0000000010000000-0x000000001003D000-memory.dmp

      Filesize

      244KB

    • memory/4340-14-0x0000000010000000-0x000000001003D000-memory.dmp

      Filesize

      244KB

    • memory/4340-12-0x0000000010000000-0x000000001003D000-memory.dmp

      Filesize

      244KB

    • memory/4340-15-0x0000000000400000-0x0000000000600000-memory.dmp

      Filesize

      2.0MB