Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 20:54

General

  • Target

    JaffaCakes118_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll

  • Size

    161KB

  • MD5

    3dd450f3b8dd287ce0ea67f625949c70

  • SHA1

    de0bb815881f37c83c20e14c9e409750854c1ec2

  • SHA256

    739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49

  • SHA512

    35fa66714b8e5a92b3c6cd0188f27defca982bf69161462c87ed5c510836c9654f7cc6228572cd7aeb5f89f892ccbd1cc85ae1ebdd5e0819fdd28165f246041f

  • SSDEEP

    3072:F1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd25GkFY:fnS62Fl+pkeJl3CvRStrFl+EYs

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_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:404
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:844
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 712
        3⤵
        • Program crash
        PID:1592
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 844 -ip 844
    1⤵
      PID:3124

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/844-0-0x0000000002D60000-0x0000000002D66000-memory.dmp

      Filesize

      24KB

    • memory/844-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/844-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/844-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

      Filesize

      24KB