Analysis

  • max time kernel
    4294178s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    23/02/2022, 15:07

General

  • Target
    yqFK13wN9kp.dll
  • Size 1.1MB
  • Sample220223-shbgesaed5
  • SHA256 46a72f3d87767f5c24c64d94c17ef7b9df57cfc9859816192e2e3f2e5c540a7b
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 27.254.174.84:8080

  • 61.7.231.229:443

  • 168.197.250.14:80

  • 59.148.253.194:443

  • 195.154.146.35:443

  • 159.69.237.188:443

  • 139.196.72.155:8080

  • 185.148.168.220:8080

  • 191.252.103.16:80

  • 54.38.242.185:443

  • 185.184.25.78:8080

  • 54.37.228.122:443

  • 45.71.195.104:8080

  • 185.148.168.15:8080

  • 54.37.106.167:8080

  • 103.41.204.169:8080

  • 198.199.98.78:8080

  • 61.7.231.226:443

  • 210.57.209.142:8080

  • 190.90.233.66:443

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\yqFK13wN9kp.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\yqFK13wN9kp.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Qhceblxxac\ueogygbuqpnmicx.ndk"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1328

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1056-54-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp

        memory/1328-59-0x0000000000310000-0x0000000000335000-memory.dmp

        memory/1940-55-0x0000000074E61000-0x0000000074E63000-memory.dmp

        memory/1940-56-0x0000000000530000-0x0000000000555000-memory.dmp