Analysis

  • max time kernel
    125s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24/01/2022, 22:43

General

  • Target
    439fc5c0f7743e01f93bf56098c33b11.dll
  • Size 780KB
  • Sample220124-2m8r6abfck
  • SHA256 4202fa3bfbee80195a1616eab54a504d1e4eae4712e37e381583a251d745127e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 45.80.148.200:443

  • 80.211.3.13:8080

  • 110.232.117.186:8080

  • 45.142.114.231:8080

  • 131.100.24.231:80

  • 107.182.225.142:8080

  • 45.118.135.203:7080

  • 164.68.99.3:8080

  • 212.237.56.116:7080

  • 41.76.108.46:8080

  • 58.227.42.236:80

  • 104.168.155.129:8080

  • 79.172.212.216:8080

  • 192.254.71.210:443

  • 51.38.71.0:443

  • 217.182.143.207:443

  • 203.114.109.124:443

  • 185.157.82.211:8080

  • 173.212.193.249:8080

  • 45.176.232.124:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\439fc5c0f7743e01f93bf56098c33b11.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\439fc5c0f7743e01f93bf56098c33b11.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1284
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\439fc5c0f7743e01f93bf56098c33b11.dll",DllRegisterServer
        3⤵
          PID:2208

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1284-119-0x0000000004160000-0x0000000004185000-memory.dmp