Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    04-05-2021 15:16

General

  • Target

    Outstanding-Debt-1636503299-05042021.xlsm

  • Size

    114KB

  • MD5

    770ec8230138bb271c449bdaf5da519b

  • SHA1

    21a0bde033c46eab8d42e5b6d9431f52f5c6ce48

  • SHA256

    43c9954c68907acc1f1a6e7d5cc90a3043f9da1c8416b079d182865abea734c7

  • SHA512

    62ff4c914258230d73e372f4c6153c6eabcea6c43e7049c7bee3503ba8c9e02c09615d3fcdd2779d3e765674eedf41f2b68ac2a04a9f91fe4a2633f06223ab81

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://91.211.91.81/44313,6048108796.dat

xlm40.dropper

http://5.34.179.36/44313,6048108796.dat

xlm40.dropper

http://45.153.229.23/44313,6048108796.dat

Signatures

  • 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 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 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\Outstanding-Debt-1636503299-05042021.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1688

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/1688-59-0x000000002FE21000-0x000000002FE24000-memory.dmp
    Filesize

    12KB

  • memory/1688-60-0x0000000071361000-0x0000000071363000-memory.dmp
    Filesize

    8KB

  • memory/1688-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1688-62-0x0000000005BF0000-0x0000000005BF2000-memory.dmp
    Filesize

    8KB

  • memory/1688-63-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB