Analysis

  • max time kernel
    127s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    03/02/2022, 16:17

General

  • Target
    emotet_exe_e4_5440265a051dc829432be70c8d6d10c7694946a5393b27b2c1de5bb559f2eecd_2022-02-03__161558.dll
  • Size 633KB
  • Sample220203-tree4sbfa8
  • SHA256 5440265a051dc829432be70c8d6d10c7694946a5393b27b2c1de5bb559f2eecd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 192.254.71.210:443

  • 23.246.204.126:443

  • 164.68.99.3:8080

  • 144.76.186.49:8080

  • 192.95.56.148:8080

  • 79.172.212.216:8080

  • 162.214.50.39:7080

  • 81.0.236.90:443

  • 159.89.230.105:443

  • 45.176.232.124:443

  • 212.24.98.99:8080

  • 185.157.82.211:8080

  • 159.8.59.82:8080

  • 45.118.135.203:7080

  • 51.254.140.238:7080

  • 144.76.186.55:7080

  • 46.55.222.11:443

  • 212.237.56.116:7080

  • 58.227.42.236:80

  • 162.243.175.63:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_5440265a051dc829432be70c8d6d10c7694946a5393b27b2c1de5bb559f2eecd_2022-02-03__161558.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_5440265a051dc829432be70c8d6d10c7694946a5393b27b2c1de5bb559f2eecd_2022-02-03__161558.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_5440265a051dc829432be70c8d6d10c7694946a5393b27b2c1de5bb559f2eecd_2022-02-03__161558.dll",DllRegisterServer
        3⤵
          PID:812

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2004-56-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

          memory/2004-57-0x0000000000200000-0x0000000000226000-memory.dmp

          memory/2020-55-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp