Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2023 12:40

General

  • Target

    Yru5vqI.dll

  • Size

    362KB

  • MD5

    51df4965429e3a44be816b8fca589e61

  • SHA1

    1c4afaa74ea48f6b67344e448ac82a441abd3b0e

  • SHA256

    fabc74d938f1820c762886b0b2dc732aa430f8ccdd307e0df7e60fa8455a4615

  • SHA512

    a8d9180d65a168b5e5ff4bf9e1ad7c3e7f9df4a1b7d4ce888613cb0a6ce39c6e8271ded7ac2706fdf154a6a04a413a866168066c6be182a5fcaccfbb4936afb9

  • SSDEEP

    6144:hlNuuXQASByX7YxoJcXy16qFHJ7wwD1w3pq6jTK/V9OT0u:hlNu9ASByX7Qy/BJ7rGTK/V3

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

194.9.172.107:8080

66.42.57.149:443

165.22.73.229:8080

202.29.239.162:443

104.248.225.227:8080

54.38.242.185:443

103.133.214.242:8080

78.47.204.80:443

210.57.209.142:8080

103.41.204.169:8080

118.98.72.86:443

88.217.172.165:8080

87.106.97.83:7080

85.25.120.45:8080

195.77.239.39:8080

37.44.244.177:8080

36.67.23.59:443

160.16.143.191:7080

54.38.143.246:7080

159.69.237.188:443

ecs1.plain
eck1.plain

Signatures

  • Emotet

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

  • Suspicious behavior: EnumeratesProcesses 2 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\Yru5vqI.dll
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UjevyVffb\PIbtrDDSHDRBBs.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:5072

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1872-133-0x0000000180000000-0x0000000180031000-memory.dmp
    Filesize

    196KB

  • memory/1872-136-0x0000000001020000-0x0000000001021000-memory.dmp
    Filesize

    4KB

  • memory/5072-140-0x0000000180000000-0x0000000180031000-memory.dmp
    Filesize

    196KB