Analysis

  • max time kernel
    135s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 00:24

General

  • Target

    b5f17493b380b5e61d4a96568e2825b0_JaffaCakes118.exe

  • Size

    634KB

  • MD5

    b5f17493b380b5e61d4a96568e2825b0

  • SHA1

    751ab8e7f7ce475eda171fac649b3f4278a862c9

  • SHA256

    236953d7dd0d80ccf6fad7d05badadb3791a48679a93c6cf5718bc8f4e0ecd6f

  • SHA512

    76c18518150a8af8846abfb1c970045ac54ff0f9d3f6ec1bd2adcb7e0abdc9ad2ba2f9f635720137c6c93a4b953db58862df6419028fd49783ccfc7c33c8416b

  • SSDEEP

    6144:F9H+NDxL6GMGj8kl7muvrxwpntVsOGx4QKZXPk1jXPUVvfY0MAH1by7iNAJGu:FJ+Nd6Gmujx3uXPk1Dsm0bV6+AJG

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

67.68.210.95:80

162.241.242.173:8080

45.55.36.51:443

45.55.219.163:443

68.188.112.97:80

46.105.131.79:8080

78.24.219.147:8080

37.70.8.161:80

153.232.188.106:80

209.141.54.221:8080

203.117.253.142:80

152.168.248.128:443

93.147.212.206:80

24.137.76.62:80

189.212.199.126:443

204.197.146.48:80

137.119.36.33:80

185.94.252.104:443

139.130.242.43:80

203.153.216.189:7080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5f17493b380b5e61d4a96568e2825b0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b5f17493b380b5e61d4a96568e2825b0_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Windows\SysWOW64\cdosys\vpnikeapi.exe
      "C:\Windows\SysWOW64\cdosys\vpnikeapi.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:840

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\cdosys\vpnikeapi.exe
    Filesize

    634KB

    MD5

    b5f17493b380b5e61d4a96568e2825b0

    SHA1

    751ab8e7f7ce475eda171fac649b3f4278a862c9

    SHA256

    236953d7dd0d80ccf6fad7d05badadb3791a48679a93c6cf5718bc8f4e0ecd6f

    SHA512

    76c18518150a8af8846abfb1c970045ac54ff0f9d3f6ec1bd2adcb7e0abdc9ad2ba2f9f635720137c6c93a4b953db58862df6419028fd49783ccfc7c33c8416b

  • memory/840-8-0x00000000002B0000-0x00000000002BC000-memory.dmp
    Filesize

    48KB

  • memory/840-12-0x00000000002B0000-0x00000000002BC000-memory.dmp
    Filesize

    48KB

  • memory/1936-5-0x0000000000340000-0x0000000000349000-memory.dmp
    Filesize

    36KB

  • memory/1936-4-0x0000000000320000-0x0000000000321000-memory.dmp
    Filesize

    4KB

  • memory/1936-0-0x0000000000350000-0x000000000035C000-memory.dmp
    Filesize

    48KB

  • memory/1936-7-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB