Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 01:14

General

  • Target

    JaffaCakes118_81e4e0f2bb5f5355d15a0d85d35fef8d.dll

  • Size

    604KB

  • MD5

    81e4e0f2bb5f5355d15a0d85d35fef8d

  • SHA1

    d17a334fc6921193287842cbbd057483235d8112

  • SHA256

    6cf4dd7943e5129c83b258c660d61511a21dbe535a3d38f83db5a40d73c2785a

  • SHA512

    b60ebdeffb90d441f5fb25062c50ec1de35e21c2def9e1625c8b3b9ce4530b99c67c6d448d04345c0f3d4d447086c031934213eeace141c4943344c08036fabd

  • SSDEEP

    12288:cuIBJhwMtjp4CqwqyaXPLAfx38TW9DiWUT2tq017JGoLbgW/1:zCb4wqyaDA5sTWiXT2tq07G2h/1

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Blocklisted process makes network request 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81e4e0f2bb5f5355d15a0d85d35fef8d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81e4e0f2bb5f5355d15a0d85d35fef8d.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      PID:4660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4660-1-0x0000000001F70000-0x00000000020A0000-memory.dmp

    Filesize

    1.2MB

  • memory/4660-2-0x0000000001F70000-0x00000000020A0000-memory.dmp

    Filesize

    1.2MB

  • memory/4660-6-0x0000000001F70000-0x00000000020A0000-memory.dmp

    Filesize

    1.2MB

  • memory/4660-5-0x0000000002003000-0x0000000002009000-memory.dmp

    Filesize

    24KB

  • memory/4660-7-0x0000000001F70000-0x00000000020A0000-memory.dmp

    Filesize

    1.2MB

  • memory/4660-9-0x0000000001F70000-0x00000000020A0000-memory.dmp

    Filesize

    1.2MB