Analysis

  • max time kernel
    4294186s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    29-03-2022 15:53

General

  • Target

    3560e19a3d4070364cdd563468a0034a991761d7b00f35a90380acfb0d065395.xlsb

  • Size

    357KB

  • MD5

    50a3f4d3a4ceb7e55da93351c39bf04f

  • SHA1

    53b45ca4dd7787dc660752f7e52aae49097d5db4

  • SHA256

    3560e19a3d4070364cdd563468a0034a991761d7b00f35a90380acfb0d065395

  • SHA512

    4f92856d3d7ef48260c661ffb0eda88b0ee191da6b83b7a95ed794f7a80cb33b62d8b463c7d6b857491936ef10815b731436c7f97d3162592fd39d65d7d283e8

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://gaspee.info/ds/161120.gif

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\3560e19a3d4070364cdd563468a0034a991761d7b00f35a90380acfb0d065395.xlsb
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1924

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1924-54-0x000000002FF21000-0x000000002FF24000-memory.dmp
    Filesize

    12KB

  • memory/1924-55-0x0000000071B71000-0x0000000071B73000-memory.dmp
    Filesize

    8KB

  • memory/1924-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1924-57-0x0000000072B5D000-0x0000000072B68000-memory.dmp
    Filesize

    44KB

  • memory/1924-58-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB