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Analysis

  • max time kernel
    94s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2024, 18:04

General

  • Target

    JaffaCakes118_8fb4922df60c9cf8c0d4f0b79075519f4999af5655bbb51d8dd977a51dc5811f.dll

  • Size

    161KB

  • MD5

    b3affbb6cacb51d49e09c3413697c11f

  • SHA1

    d59a3f8b9cdccd1d2eb16981a4cfb8276011e059

  • SHA256

    8fb4922df60c9cf8c0d4f0b79075519f4999af5655bbb51d8dd977a51dc5811f

  • SHA512

    bd1bbab6142e9d7d808da64ad1990b629b07ed0aa6213e3edf58fea09e3b87393e332d2a43e39d657bf907c439deada635cc49ae1e8c745379b63c40f9437221

  • SSDEEP

    3072:G1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:onS62Fl+pkeJl3CvRStrFl+EYh

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 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\JaffaCakes118_8fb4922df60c9cf8c0d4f0b79075519f4999af5655bbb51d8dd977a51dc5811f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fb4922df60c9cf8c0d4f0b79075519f4999af5655bbb51d8dd977a51dc5811f.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:216
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 712
        3⤵
        • Program crash
        PID:4000
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 216 -ip 216
    1⤵
      PID:3500

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/216-0-0x0000000001410000-0x0000000001416000-memory.dmp

      Filesize

      24KB

    • memory/216-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/216-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/216-3-0x0000000001410000-0x0000000001416000-memory.dmp

      Filesize

      24KB