Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-02-2024 21:37

General

  • Target

    af881fe77287babe7bebd52f8f92ec60.xls

  • Size

    35KB

  • MD5

    af881fe77287babe7bebd52f8f92ec60

  • SHA1

    64905c894f88bba3edb42c3c3e6968e0e4f85e54

  • SHA256

    0fb8bd016f5115d376938593c542facb9d3af7cd21df17bbca07764ed96b5ebb

  • SHA512

    f1755a63bd038688fb792b592ce5f42d9c550b233fc0a929b019a3dd78f3f758e413750f5857330fbab91e4e7e3127db0226f6c01c1c98ea087e8dae18c94720

  • SSDEEP

    768:TPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJeGsuI4dVIvePERr:Lok3hbdlylKsgqopeJBWhZFGkE+cL2NV

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://syracuse.best/wp-data.php

xlm40.dropper

https://skill.fashion/wp-data.php

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • 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 6 IoCs
  • Suspicious use of WriteProcessMemory 7 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\af881fe77287babe7bebd52f8f92ec60.xls
    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:2256
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\ECWJNe.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2256-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2256-1-0x000000007280D000-0x0000000072818000-memory.dmp

    Filesize

    44KB

  • memory/2256-2-0x000000007280D000-0x0000000072818000-memory.dmp

    Filesize

    44KB

  • memory/2256-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2256-4-0x000000007280D000-0x0000000072818000-memory.dmp

    Filesize

    44KB