Analysis

  • max time kernel
    169s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    07/02/2022, 20:02

General

  • Target
    emotet_exe_e5_d65829e3a522ea986efeaeef3ba12bb0eb35652960f3247e0ae5dcfac217dda8_2022-02-07__200109.dll
  • Size 600KB
  • Sample220207-yr5phsgdgp
  • SHA256 d65829e3a522ea986efeaeef3ba12bb0eb35652960f3247e0ae5dcfac217dda8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 103.42.57.17:8080

  • 93.104.208.37:8080

  • 195.154.146.35:443

  • 62.171.178.147:8080

  • 37.59.209.141:8080

  • 139.196.72.155:8080

  • 37.44.244.177:8080

  • 191.252.103.16:80

  • 217.182.143.207:443

  • 128.199.192.135:8080

  • 103.41.204.169:8080

  • 185.148.168.15:8080

  • 168.197.250.14:80

  • 78.46.73.125:443

  • 194.9.172.107:8080

  • 185.148.168.220:8080

  • 118.98.72.86:443

  • 54.37.106.167:8080

  • 78.47.204.80:443

  • 159.69.237.188:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Drops file in Windows directory 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d65829e3a522ea986efeaeef3ba12bb0eb35652960f3247e0ae5dcfac217dda8_2022-02-07__200109.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d65829e3a522ea986efeaeef3ba12bb0eb35652960f3247e0ae5dcfac217dda8_2022-02-07__200109.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5036
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d65829e3a522ea986efeaeef3ba12bb0eb35652960f3247e0ae5dcfac217dda8_2022-02-07__200109.dll",DllRegisterServer
        3⤵
          PID:4484
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3624
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3468

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/3624-132-0x0000019A35730000-0x0000019A35740000-memory.dmp

          memory/3624-133-0x0000019A35790000-0x0000019A357A0000-memory.dmp

          memory/3624-134-0x0000019A384A0000-0x0000019A384A4000-memory.dmp

          memory/5036-131-0x0000000002810000-0x0000000002835000-memory.dmp