Analysis

  • max time kernel
    4294183s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    24/02/2022, 00:03

General

  • Target
    emotet_exe_e4_239639282338b5a106a4475f8d873b4a637746d84dc4509c2e9a8784dccd17c2_2022-02-24__000215.dll
  • Size 664KB
  • Sample220224-ab3cfsbfd7
  • SHA256 239639282338b5a106a4475f8d873b4a637746d84dc4509c2e9a8784dccd17c2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 135.148.121.246:8080

  • 213.190.4.223:7080

  • 175.107.196.192:80

  • 46.55.222.11:443

  • 153.126.203.229:8080

  • 138.185.72.26:8080

  • 45.118.135.203:7080

  • 107.182.225.142:8080

  • 195.154.133.20:443

  • 79.172.212.216:8080

  • 129.232.188.93:443

  • 50.30.40.196:8080

  • 131.100.24.231:80

  • 58.227.42.236:80

  • 216.158.226.206:443

  • 45.118.115.99:8080

  • 51.254.140.238:7080

  • 173.212.193.249:8080

  • 110.232.117.186:8080

  • 81.0.236.90:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_239639282338b5a106a4475f8d873b4a637746d84dc4509c2e9a8784dccd17c2_2022-02-24__000215.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_239639282338b5a106a4475f8d873b4a637746d84dc4509c2e9a8784dccd17c2_2022-02-24__000215.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Shwyawse\ebrdpguvhnh.gxz"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:580

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/580-59-0x0000000000310000-0x0000000000336000-memory.dmp

        memory/1080-55-0x0000000075801000-0x0000000075803000-memory.dmp

        memory/1080-57-0x00000000001D0000-0x00000000001F6000-memory.dmp

        memory/1664-54-0x000007FEFC381000-0x000007FEFC383000-memory.dmp