Analysis

  • max time kernel
    94s
  • 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 22:06

General

  • Target

    JaffaCakes118_3add03d63a3670e4ef6ef474dd1d37c57a0709bab73977a6c931e79713609b3c.dll

  • Size

    184KB

  • MD5

    86e3181de13762ae6499ee089610ebf5

  • SHA1

    ceefe9e6933334f5d6f8228df3ca7cb3cb4bdd82

  • SHA256

    3add03d63a3670e4ef6ef474dd1d37c57a0709bab73977a6c931e79713609b3c

  • SHA512

    56aa3689e81c1a3f8c87535059404ca5a898918c0b2e10b1159ec50a760c3cdc5cb1eb0dbbc75490993078586ec38b1b0e93be0abeeca09b2f6ee63c0814ec15

  • SSDEEP

    3072:oJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JBa//2uFrSc:lfYOX+wTScR/Xzku9LVwSuG

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_3add03d63a3670e4ef6ef474dd1d37c57a0709bab73977a6c931e79713609b3c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3add03d63a3670e4ef6ef474dd1d37c57a0709bab73977a6c931e79713609b3c.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 616
        3⤵
        • Program crash
        PID:2120
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4100 -ip 4100
    1⤵
      PID:532

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4100-0-0x0000000000E60000-0x0000000000E66000-memory.dmp

      Filesize

      24KB

    • memory/4100-1-0x00000000750A0000-0x00000000750CF000-memory.dmp

      Filesize

      188KB

    • memory/4100-2-0x00000000750A0000-0x00000000750CF000-memory.dmp

      Filesize

      188KB

    • memory/4100-3-0x0000000000E60000-0x0000000000E66000-memory.dmp

      Filesize

      24KB