Analysis

  • max time kernel
    156s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    19-04-2022 04:19

General

  • Target

    ffhovtly.dll

  • Size

    904KB

  • MD5

    18438898accea72967e5400222d00b2a

  • SHA1

    6934ceb3ceff400ae8535bd904584834756ec77e

  • SHA256

    27dd7c195b62f7505a6e2607c5a3202eee565a5cac5222fa9e2eb1e756246886

  • SHA512

    42ab3a1f5545d238205070621e197c930d6885c094aaedde60519ceb4c8e7d1748f2bbd87dc69922ef5446196b7c0d91ae7873bac995337a3ad6642702056f46

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

51.75.33.122:443

186.250.48.5:80

168.119.39.118:443

207.148.81.119:8080

194.9.172.107:8080

139.196.72.155:8080

78.47.204.80:443

159.69.237.188:443

45.71.195.104:8080

54.37.106.167:8080

185.168.130.138:443

37.44.244.177:8080

185.184.25.78:8080

185.148.168.15:8080

128.199.192.135:8080

37.59.209.141:8080

103.41.204.169:8080

185.148.168.220:8080

103.42.58.120:7080

78.46.73.125:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ffhovtly.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\ffhovtly.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Oetpgxjfgclyilji\lowdx.odg"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:1388

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Oetpgxjfgclyilji\lowdx.odg

    Filesize

    904KB

    MD5

    18438898accea72967e5400222d00b2a

    SHA1

    6934ceb3ceff400ae8535bd904584834756ec77e

    SHA256

    27dd7c195b62f7505a6e2607c5a3202eee565a5cac5222fa9e2eb1e756246886

    SHA512

    42ab3a1f5545d238205070621e197c930d6885c094aaedde60519ceb4c8e7d1748f2bbd87dc69922ef5446196b7c0d91ae7873bac995337a3ad6642702056f46

  • memory/1388-136-0x00000000022F0000-0x0000000002317000-memory.dmp

    Filesize

    156KB

  • memory/2260-131-0x00000000023F0000-0x0000000002417000-memory.dmp

    Filesize

    156KB