Analysis

  • max time kernel
    124s
  • max time network
    160s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    02/12/2021, 09:21

General

  • Target
    emotet_exe_e4_b57e108cabfe148d17a7eb12c39225c8065d34d6224f1cd60f7b7b7cdc43bd97_2021-12-02__092019.exe.dll
  • Size 745KB
  • Sample211202-lbcbtahae5
  • SHA256 b57e108cabfe148d17a7eb12c39225c8065d34d6224f1cd60f7b7b7cdc43bd97
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 172.104.227.98:443

  • 31.207.89.74:8080

  • 46.55.222.11:443

  • 41.76.108.46:8080

  • 103.8.26.103:8080

  • 185.184.25.237:8080

  • 103.8.26.102:8080

  • 203.114.109.124:443

  • 45.118.115.99:8080

  • 178.79.147.66:8080

  • 58.227.42.236:80

  • 45.118.135.203:7080

  • 103.75.201.2:443

  • 195.154.133.20:443

  • 192.254.71.210:443

  • 45.142.114.231:8080

  • 212.237.5.209:443

  • 207.38.84.195:8080

  • 104.251.214.46:8080

  • 212.237.17.99:8080

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\emotet_exe_e4_b57e108cabfe148d17a7eb12c39225c8065d34d6224f1cd60f7b7b7cdc43bd97_2021-12-02__092019.exe.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3780
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_b57e108cabfe148d17a7eb12c39225c8065d34d6224f1cd60f7b7b7cdc43bd97_2021-12-02__092019.exe.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3696
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_b57e108cabfe148d17a7eb12c39225c8065d34d6224f1cd60f7b7b7cdc43bd97_2021-12-02__092019.exe.dll",DllRegisterServer
        3⤵
          PID:3292

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3696-120-0x0000000010000000-0x0000000010027000-memory.dmp