Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    03-12-2021 23:00

General

  • Target

    bCkFXsbAQEnSVEFGGDUCU.dll

  • Size

    805KB

  • MD5

    f2eae85e0cb5640e1c51e2e1e9e01606

  • SHA1

    e17b2e1c08b9676f5ab30018b59301aacdeb534f

  • SHA256

    3d46d69a3cb137e443329c73e8551dcfaa471bc271d891703850a0c931faacd8

  • SHA512

    71c04507e5f549fe59b6e6b56d6fa5c4b347839a26ddeb45d3198bc7e38622a22ac3330d407b86421fc4cf618464f357a12639c2e6e96fd3683c470d0ff9e4e9

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\bCkFXsbAQEnSVEFGGDUCU.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\bCkFXsbAQEnSVEFGGDUCU.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\bCkFXsbAQEnSVEFGGDUCU.dll",DllRegisterServer
        3⤵
          PID:4044

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4044-119-0x0000000000000000-mapping.dmp

    • memory/4168-118-0x0000000000000000-mapping.dmp

    • memory/4168-120-0x0000000010000000-0x0000000010025000-memory.dmp

      Filesize

      148KB