Analysis

  • max time kernel
    100s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    02/02/2022, 00:03

General

  • Target
    emotet_exe_e4_14a0f3695db4520003e7a2ceb567d21345c1c49acf985e1f252460e7def95e6e_2022-02-02__000255.dll
  • Size 684KB
  • Sample220202-ab61msdeh3
  • SHA256 14a0f3695db4520003e7a2ceb567d21345c1c49acf985e1f252460e7def95e6e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 149.202.179.100:443

  • 103.75.201.4:443

  • 129.232.188.93:443

  • 50.116.54.215:443

  • 203.114.109.124:443

  • 217.182.143.207:443

  • 212.237.5.209:443

  • 79.172.212.216:8080

  • 144.76.186.49:8080

  • 159.8.59.82:8080

  • 131.100.24.231:80

  • 212.237.17.99:8080

  • 81.0.236.90:443

  • 159.89.230.105:443

  • 164.68.99.3:8080

  • 212.237.56.116:7080

  • 162.243.175.63:443

  • 195.154.133.20:443

  • 110.232.117.186:8080

  • 45.142.114.231:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_14a0f3695db4520003e7a2ceb567d21345c1c49acf985e1f252460e7def95e6e_2022-02-02__000255.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_14a0f3695db4520003e7a2ceb567d21345c1c49acf985e1f252460e7def95e6e_2022-02-02__000255.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4016
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_14a0f3695db4520003e7a2ceb567d21345c1c49acf985e1f252460e7def95e6e_2022-02-02__000255.dll",DllRegisterServer
        3⤵
          PID:3032
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k wusvcs -p
      1⤵
        PID:3644
      • C:\Windows\system32\MusNotifyIcon.exe
        %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
        1⤵
        • Checks processor information in registry
        PID:1960

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/4016-131-0x0000000004200000-0x0000000004225000-memory.dmp