Analysis

  • max time kernel
    144s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 08:40

General

  • Target

    oncY2y9LclXNvW43DvC6d.dll

  • Size

    517.7MB

  • MD5

    9b1e551cd585f8166cd937f2a0980f81

  • SHA1

    15fd840efab66b5b385992882a57aa06eb84cb1d

  • SHA256

    cfad0dcd5988f2f30d91b4c51bf68ff571ec988393934ecd7bcb876163f5ea66

  • SHA512

    a1f633a81871cd972cb7f3d90cad12a536798e2239e8c5488409c8c2ab503187563e9a7779f48f665487536ba1cfbf0daa6bd52055ac87d7cb52bfd56588f430

  • SSDEEP

    24576:4E4cLCJMj2C8c3wCRSNWiy/eK5xDegO82/gkU8jG:4GLCJMjl8c3wKwKXeZ

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\oncY2y9LclXNvW43DvC6d.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AzxryDcHtAaJZ\Vnkv.dll"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:3244

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3244-140-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/3244-153-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/4732-133-0x0000000180000000-0x000000018002D000-memory.dmp

          Filesize

          180KB

        • memory/4732-136-0x0000000001300000-0x0000000001301000-memory.dmp

          Filesize

          4KB