Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2022, 16:45

General

  • Target

    EABE-376707214.xlsb

  • Size

    233KB

  • MD5

    6c2cf252183a10fd423a7112ff51414a

  • SHA1

    d9e7368bbb71d812ec3962e7f646b996678f19e4

  • SHA256

    09829068923a0ae7f9d1ce129806436aa62d70f51896f69b642971e55c857ee3

  • SHA512

    53274f4a1e569c8de1f6795962329ac97d8da0b848782cd640174a26bdd2f1968b8436b2d452592244d7a6863070943b0118b08a4076f107bb405f814253a7b9

  • SSDEEP

    3072:KsRqaz6kqB/EsWcXCJGbtyntvHGiYMnIOwKSIYFUQRLmTDBwszHbcOQafZDK:Ksw5nRXCw+DnIdFUKmTDBwsz7c1yDK

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://nafenterpriselimited.co.uk/Keeu/0.html

xlm40.dropper

http://metroberrylocalmarketing.com/7z8b/0.html

Signatures

  • Process spawned unexpected child process 3 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 21 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\EABE-376707214.xlsb
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 /s calc
      2⤵
      • Process spawned unexpected child process
      PID:912
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 C:\Hefaggad\Ukdfaovkga\Buuefafa.dll
      2⤵
      • Process spawned unexpected child process
      PID:1676
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 C:\Hefaggad\Ukdfaovkga\Buuefafb.dll
      2⤵
      • Process spawned unexpected child process
      PID:1980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1648-54-0x000000002F721000-0x000000002F724000-memory.dmp

    Filesize

    12KB

  • memory/1648-55-0x0000000070F81000-0x0000000070F83000-memory.dmp

    Filesize

    8KB

  • memory/1648-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1648-57-0x0000000071F6D000-0x0000000071F78000-memory.dmp

    Filesize

    44KB

  • memory/1648-58-0x0000000075811000-0x0000000075813000-memory.dmp

    Filesize

    8KB

  • memory/1648-59-0x0000000071F6D000-0x0000000071F78000-memory.dmp

    Filesize

    44KB