Analysis

  • max time kernel
    134s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 23:32

General

  • Target

    754d29c11273d52960f860394de54b4d025678c81d4e1c3113b5ac831aca48ad.dll

  • Size

    924KB

  • MD5

    a4d0568777d67fd12271fd956c9f9eb0

  • SHA1

    20c55bc44a3930966937f07104072ffdd75dda09

  • SHA256

    754d29c11273d52960f860394de54b4d025678c81d4e1c3113b5ac831aca48ad

  • SHA512

    4a89e897376b074f5489228202df59ae6b52de2340801ab7ac2727a0113a02db757bed04eee7856e4265dd32fc2c735e4e216ac3908a5afde079b77d80cb1f39

  • SSDEEP

    12288:6Tkv3QgK8FedvC9JwY/3XAN2Wt/t6sQvInqtCOOROPXKmb4M:eM48e09yY4N2w/tFQQNOOozb

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

45.79.80.198:443

185.168.130.138:443

185.244.166.137:8080

61.7.231.229:443

185.148.168.15:8080

203.153.216.46:443

116.124.128.206:8080

128.199.192.135:8080

61.7.231.226:443

190.90.233.66:443

185.184.25.78:8080

78.46.73.125:443

118.98.72.86:443

195.154.146.35:443

139.196.72.155:8080

159.69.237.188:443

194.9.172.107:8080

62.171.178.147:8080

198.199.98.78:8080

217.182.143.207:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Emotet family
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\754d29c11273d52960f860394de54b4d025678c81d4e1c3113b5ac831aca48ad.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3976
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\754d29c11273d52960f860394de54b4d025678c81d4e1c3113b5ac831aca48ad.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4356
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Xwjddfgnt\fcnzeda.skj"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Xwjddfgnt\fcnzeda.skj

    Filesize

    924KB

    MD5

    a4d0568777d67fd12271fd956c9f9eb0

    SHA1

    20c55bc44a3930966937f07104072ffdd75dda09

    SHA256

    754d29c11273d52960f860394de54b4d025678c81d4e1c3113b5ac831aca48ad

    SHA512

    4a89e897376b074f5489228202df59ae6b52de2340801ab7ac2727a0113a02db757bed04eee7856e4265dd32fc2c735e4e216ac3908a5afde079b77d80cb1f39

  • memory/1824-5-0x0000000002BF0000-0x0000000002C17000-memory.dmp

    Filesize

    156KB

  • memory/4356-1-0x0000000002D10000-0x0000000002D37000-memory.dmp

    Filesize

    156KB

  • memory/4356-3-0x0000000010000000-0x00000000100EB000-memory.dmp

    Filesize

    940KB