Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 11:06

General

  • Target

    fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    fc9ef5bc1b1cea4f33d5334473ee9ae4

  • SHA1

    ad637da69695b68f54b84fe521d3933d0828f22c

  • SHA256

    3c45d8d07263ab9cd4333e165b9a34d590a8f808f0df0a09f9440ad123861833

  • SHA512

    9a90bb5208d3b5eb70120b5aa46a206233316275c865154c18f1721468a8e6c53af1376b34b53843098e25fee2ddc791b0fd4545856ced279c106a5105dcd8b9

  • SSDEEP

    3072:Uhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JFVQcY:U3fOeIv54W6SFKfc9me9v9/JFV

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll,#1
      2⤵
        PID:2160
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 668
          3⤵
          • Program crash
          PID:1756
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2160 -ip 2160
      1⤵
        PID:5060

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2160-0-0x00000000753C0000-0x00000000753F0000-memory.dmp
        Filesize

        192KB

      • memory/2160-1-0x0000000000B10000-0x0000000000B16000-memory.dmp
        Filesize

        24KB