Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-11-2024 12:42

General

  • Target

    e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll

  • Size

    452KB

  • MD5

    2f695a1e3e8d36bf867a6f0db74a2d2d

  • SHA1

    594e9e1d516494736dd9e43950c37d6b3ce9e0df

  • SHA256

    e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534

  • SHA512

    efbe503c2b952af52a9e0489cdf8503302a5a5f42a8417f7969d8643a512d45b234e446586b40f5b164bdd8aa62c45325701d56f51f83d4690da2fef29fd67d1

  • SSDEEP

    6144:d6TNpkfE5C6l8UhY2lI8lyQlOulRg1Td1E5xiZy2PPSCbHHgRscRSuRkIR8gRxil:GMEE6aUO268kQQuH0PPTbn5

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.74.143.53:443

175.107.196.23:6891

131.100.24.229:4664

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex family
  • 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\e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4392
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 500
        3⤵
        • Program crash
        PID:4068
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5028 -ip 5028
    1⤵
      PID:1584

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/5028-0-0x0000000001390000-0x0000000001396000-memory.dmp

      Filesize

      24KB

    • memory/5028-1-0x00000000751E0000-0x0000000075253000-memory.dmp

      Filesize

      460KB

    • memory/5028-3-0x0000000001390000-0x0000000001396000-memory.dmp

      Filesize

      24KB