Analysis

  • max time kernel
    150s
  • 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
    29-12-2024 14:20

General

  • Target

    JaffaCakes118_48fcb4611384e4f89378db4c7c88d02749800ffa6dea8bece90dd58381263f42.dll

  • Size

    184KB

  • MD5

    31ca342d2946584c9e1a1898ca729c58

  • SHA1

    9d655d305ac9a198a376de857c97070d68629a6c

  • SHA256

    48fcb4611384e4f89378db4c7c88d02749800ffa6dea8bece90dd58381263f42

  • SHA512

    1b8a8bcc5d02beda6828c629101c5902bb1343ba259af258f5b79c57908c38cba622129d7aeddebe8b8780fee71879eff07cce8d6adf0571541858c9bdbf3a04

  • SSDEEP

    3072:OuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kxlmsb:Q7TXYsd9SkONU1jKGlqlm

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 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_48fcb4611384e4f89378db4c7c88d02749800ffa6dea8bece90dd58381263f42.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48fcb4611384e4f89378db4c7c88d02749800ffa6dea8bece90dd58381263f42.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 616
        3⤵
        • Program crash
        PID:3420
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1960 -ip 1960
    1⤵
      PID:1136

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1960-0-0x0000000000D80000-0x0000000000D86000-memory.dmp

      Filesize

      24KB

    • memory/1960-1-0x00000000758C0000-0x00000000758F0000-memory.dmp

      Filesize

      192KB

    • memory/1960-3-0x0000000000D80000-0x0000000000D86000-memory.dmp

      Filesize

      24KB

    • memory/1960-2-0x00000000758C0000-0x00000000758F0000-memory.dmp

      Filesize

      192KB