Analysis

  • max time kernel
    139s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 23:10

General

  • Target

    4bd074d22e19bb6c71575800f697f745_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    4bd074d22e19bb6c71575800f697f745

  • SHA1

    16ef31ca09bd593b5a4197090b41855e26f9c761

  • SHA256

    9cfe2c96d8048efb05784b9e02d974b359eeef921ddc4e4f0a8be9963038ac13

  • SHA512

    d8f50bdc8956947e22295d19c51ec503bf0e843a14f6f3f28a8e9b7d161087ea70155ba251d0c59b8aa1fa5bb1108078e50d8abe39dd7514f185489591bc2059

  • SSDEEP

    3072:27vA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:27206xWgGxLxWN40PDKR/JnX2P

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

rsa_pubkey.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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4bd074d22e19bb6c71575800f697f745_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4bd074d22e19bb6c71575800f697f745_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Hqfnaxn\fpvjti.ltb",ZHUp
        3⤵
        • Loads dropped DLL
        PID:1900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Hqfnaxn\fpvjti.ltb

    Filesize

    340KB

    MD5

    4bd074d22e19bb6c71575800f697f745

    SHA1

    16ef31ca09bd593b5a4197090b41855e26f9c761

    SHA256

    9cfe2c96d8048efb05784b9e02d974b359eeef921ddc4e4f0a8be9963038ac13

    SHA512

    d8f50bdc8956947e22295d19c51ec503bf0e843a14f6f3f28a8e9b7d161087ea70155ba251d0c59b8aa1fa5bb1108078e50d8abe39dd7514f185489591bc2059

  • memory/4524-0-0x0000000000CD0000-0x0000000000CF0000-memory.dmp

    Filesize

    128KB

  • memory/4524-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/4524-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB