Analysis

  • max time kernel
    93s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 19:18

General

  • Target

    JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll

  • Size

    188KB

  • MD5

    5526f488cc94fc538649a85921069d3e

  • SHA1

    513c447c5c68654973fdb739c11e705f443cb882

  • SHA256

    4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c

  • SHA512

    33fc40fda78c476ff425b98bf8a3d6ce42862e967b7aa00b3fd6a3bf8bec32b9998d7aa83d6fbfb662a2ab40decd407b3a85fb7e696480336dc4b66f6f873e3d

  • SSDEEP

    3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:gq7fYIHBZkTB6DWruUCOwjt

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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\JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 696
        3⤵
        • Program crash
        PID:2444
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1724 -ip 1724
    1⤵
      PID:1756

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1724-0-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

      Filesize

      24KB

    • memory/1724-1-0x0000000074A90000-0x0000000074AC0000-memory.dmp

      Filesize

      192KB

    • memory/1724-3-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

      Filesize

      24KB