Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 14:28

General

  • Target

    JaffaCakes118_99ab4c07e2d8a75896d58c4fc83f30d324d10844be4bba979f2f59cb8e1193f4.dll

  • Size

    161KB

  • MD5

    8f3c4530323d1cfbd41956cf34079edc

  • SHA1

    0d27589013ea269728ea7959ccebf674c3153b15

  • SHA256

    99ab4c07e2d8a75896d58c4fc83f30d324d10844be4bba979f2f59cb8e1193f4

  • SHA512

    0d3b2f5af42777172629a269aec9c53e22891bc0b4efabc3f44e299acb944cd84e136108e0a10ee3074e8760b95665579b8676ada8594cb441e95b58889c281e

  • SSDEEP

    3072:KoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:RnS62Fl+pkeJl3CvRStrFl+EYn

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_99ab4c07e2d8a75896d58c4fc83f30d324d10844be4bba979f2f59cb8e1193f4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99ab4c07e2d8a75896d58c4fc83f30d324d10844be4bba979f2f59cb8e1193f4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3144
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3144 -s 712
        3⤵
        • Program crash
        PID:3088
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3144 -ip 3144
    1⤵
      PID:1204

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3144-0-0x0000000000BC0000-0x0000000000BC6000-memory.dmp

      Filesize

      24KB

    • memory/3144-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/3144-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/3144-3-0x0000000000BC0000-0x0000000000BC6000-memory.dmp

      Filesize

      24KB