Analysis

  • max time kernel
    86s
  • max time network
    89s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    15-07-2020 08:25

General

  • Target

    commerce _07.20.doc

  • Size

    114KB

  • MD5

    a4cdab76891c04a803cfdf14c1078d8d

  • SHA1

    687b0c5157d3da0ed471557cd387abd1a80d3124

  • SHA256

    f68bb42ce6d65902275468d5589521805e76a06b724824eb72c6bc1754359d9e

  • SHA512

    1d660a4aa4e97b5998378a680ebcd382f44671d75986e781ab74e999030f7412184501c8cb40b56d76e0d945f81b118c67d1a0662d56bbb84cf75975c1b9d28c

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Modifies registry class 280 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\commerce _07.20.doc"
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: AddClipboardFormatListener
    PID:1412
    • C:\Windows\system32\regsvr32.exe
      regsvr32 qg.tmp
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Windows\SysWOW64\regsvr32.exe
        qg.tmp
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Modifies system certificate store
        PID:1804

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\qg.tmp
  • \Users\Admin\AppData\Local\Temp\qg.tmp
  • memory/1412-0-0x0000000000530000-0x0000000000534000-memory.dmp
    Filesize

    16KB

  • memory/1412-1-0x0000000007B30000-0x0000000007B34000-memory.dmp
    Filesize

    16KB

  • memory/1800-4-0x0000000000000000-mapping.dmp
  • memory/1804-6-0x0000000000000000-mapping.dmp