Analysis

  • max time kernel
    150s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:09

General

  • Target

    utente_1754.xls

  • Size

    185KB

  • MD5

    6829d18ce97cb75313c275ae90b5d068

  • SHA1

    9405702686663df6a96d8da8aa1cb8cae86e34bc

  • SHA256

    761c9ec3ed25e98ed2337494d92a68f0feb6679ef6aedf0b4dc47e1407651b2b

  • SHA512

    bb4509bf2c2c0a53576cdf01d2c7af79b38171c773b68731d3a4c528b95a6a575f95c4ae6564d83b04559c888eceb69adc58153a4e0b68405f1bb4e14d87764a

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://link.rolandchase.com/setup.exe

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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\utente_1754.xls
    1⤵
    • Enumerates connected drives
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:324

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/324-54-0x000000002F821000-0x000000002F824000-memory.dmp
    Filesize

    12KB

  • memory/324-55-0x0000000071601000-0x0000000071603000-memory.dmp
    Filesize

    8KB

  • memory/324-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/324-57-0x00000000725ED000-0x00000000725F8000-memory.dmp
    Filesize

    44KB

  • memory/324-58-0x0000000075451000-0x0000000075453000-memory.dmp
    Filesize

    8KB