Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12/01/2022, 04:12

General

  • Target
    0f2bd22e41ca408211f2fcfbf4d05645.xls
  • Size 118KB
  • Sample220112-eshrlabae6
  • SHA256 e58cd1fc646d37b9fd8040d9f7f4110bb07cbdadb1f5dd4a55413acacd33807d
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • xlm4.0

Source
URLs
  • xlm40.dropper

    http://www.cuneytkocas.com/wp-content/VSnofpES1wO2CcVob/

  • xlm40.dropper

    http://towardsun.net/admin/BYGGkrYAnT/

  • xlm40.dropper

    http://k-antiques.jp/wp-includes/SCYdA6TLohYk2/

Signatures

  • 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

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\0f2bd22e41ca408211f2fcfbf4d05645.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1516

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1516-54-0x000000002FA31000-0x000000002FA34000-memory.dmp

        memory/1516-55-0x0000000071BB1000-0x0000000071BB3000-memory.dmp

        memory/1516-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

        memory/1516-57-0x000000005FFF0000-0x0000000060000000-memory.dmp