Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    08/12/2021, 12:54

General

  • Target
    sRrjueeC9e.dll
  • Size 258KB
  • Sample211208-p476qsadek
  • SHA256 43c79d4140dfcbf89a5f7e93509075860ffe8ec4cf4f6c612f5ee9d26b5fd8ac
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 209.239.112.82:8080

  • 116.124.128.206:8080

  • 45.63.5.129:443

  • 128.199.192.135:8080

  • 51.178.61.60:443

  • 168.197.250.14:80

  • 177.72.80.14:7080

  • 51.210.242.234:8080

  • 142.4.219.173:8080

  • 78.47.204.80:443

  • 78.46.73.125:443

  • 37.44.244.177:8080

  • 37.59.209.141:8080

  • 104.131.62.48:8080

  • 190.90.233.66:443

  • 185.148.168.220:8080

  • 185.148.168.15:8080

  • 62.171.178.147:8080

  • 191.252.103.16:80

  • 54.38.242.185:443

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\sRrjueeC9e.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\sRrjueeC9e.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3780
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sRrjueeC9e.dll",DllRegisterServer
        3⤵
          PID:3512

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3780-117-0x0000000010000000-0x0000000010025000-memory.dmp