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Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2023, 10:50

General

  • Target

    vIZ29gLqdzt.dll

  • Size

    536.7MB

  • MD5

    1e8042af456790f43c3fe266387e7bed

  • SHA1

    c8a74595247cb4cf49158fada14b4aaaf60045e8

  • SHA256

    72f61dbf77f8fd5a74c521a5230f1a1660f146e5a1ce4fd9d834d433b6fca9c3

  • SHA512

    bbfb2962f61cb3e51850d141bcab3e17fc840c2cc8a51aa867bd5732f4cefcab5e327c3c02f03f9e0604a3968a8b9c705019396a3a1b131f40822a97651ab286

  • SSDEEP

    24576:jdYCJMj0Bc3wxTwdmlyhHr7+k2bJuFKHQVZbb:jGCJMjmc3w3AT2b4FKG

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\vIZ29gLqdzt.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BemwEb\aYJxo.dll"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:4160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1964-133-0x0000000180000000-0x000000018002D000-memory.dmp

    Filesize

    180KB

  • memory/1964-136-0x0000000001170000-0x0000000001171000-memory.dmp

    Filesize

    4KB

  • memory/4160-137-0x0000000002090000-0x0000000002151000-memory.dmp

    Filesize

    772KB

  • memory/4160-142-0x0000000002090000-0x0000000002151000-memory.dmp

    Filesize

    772KB