Analysis

  • max time kernel
    130s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2024 19:16

General

  • Target

    170ff11802ca3e079cda72ba6c8f945fbe199341d03239ce7cfce8c231df5fe8.dll

  • Size

    188KB

  • MD5

    611198049f7c82b9503264735cc34839

  • SHA1

    ed8041f841fc09e320fb29ebb2f92adf4941cc27

  • SHA256

    170ff11802ca3e079cda72ba6c8f945fbe199341d03239ce7cfce8c231df5fe8

  • SHA512

    2f7262447c2a1b645b644f63f5abb6b902384568ab14a986a62f6c289e6a9efd08fe0cae680c67972bc28c5ea4141ccd6d5b402e2f13c8f9572a4802f28f89c9

  • SSDEEP

    3072:eWa3N1eqJ7cNe58per6JpynepWHVD9qMe402JYIUk9H8Iz83SWj9klSC:yxwO/Spynep6VDcMeQeIUk9cI6b5

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

134.209.182.12:443

188.40.100.254:4664

103.109.247.9:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 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\170ff11802ca3e079cda72ba6c8f945fbe199341d03239ce7cfce8c231df5fe8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\170ff11802ca3e079cda72ba6c8f945fbe199341d03239ce7cfce8c231df5fe8.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1824
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 648
        3⤵
        • Program crash
        PID:4996
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1824 -ip 1824
    1⤵
      PID:3332

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1824-0-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

      Filesize

      24KB

    • memory/1824-1-0x00000000756B0000-0x00000000756E0000-memory.dmp

      Filesize

      192KB

    • memory/1824-3-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

      Filesize

      24KB