Analysis

  • max time kernel
    93s
  • max time network
    147s
  • 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, 04:24

General

  • Target
    JaffaCakes118_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll
  • Size 171KB
  • Sample241230-e1d4daxres
  • SHA256 4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • dridex

Botnet
  • 22201

C2
  • 128.199.200.38:443

  • 192.163.233.216:6601

  • 43.229.206.244:4125

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_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 592 -s 668
        3⤵
        • Program crash
        PID:4384
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 592 -ip 592
    1⤵
      PID:4640

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/592-0-0x0000000001160000-0x0000000001166000-memory.dmp

          memory/592-1-0x00000000756D0000-0x0000000075700000-memory.dmp

          memory/592-2-0x00000000756D0000-0x0000000075700000-memory.dmp

          memory/592-3-0x0000000001160000-0x0000000001166000-memory.dmp