Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2024, 18:31

General

  • Target

    JaffaCakes118_a81b1dee0990a67017212910ca34e27cfb5311c5529b4f5bd8e8121f99a121d2.dll

  • Size

    184KB

  • MD5

    cd8a688e39d6a60239a10d5d7256aa69

  • SHA1

    a19b5a9202b9b1fe8b17efa21c2f621979abeec8

  • SHA256

    a81b1dee0990a67017212910ca34e27cfb5311c5529b4f5bd8e8121f99a121d2

  • SHA512

    371deac2d84488d318d3bab8780663147a5eda3c94e501973f8756e5796a9201c0e80ced41396f446009b663aeaef75249cd945bde89276e5a9f4e40c66fdaa4

  • SSDEEP

    3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao2oC

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 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_a81b1dee0990a67017212910ca34e27cfb5311c5529b4f5bd8e8121f99a121d2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a81b1dee0990a67017212910ca34e27cfb5311c5529b4f5bd8e8121f99a121d2.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4888
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 616
        3⤵
        • Program crash
        PID:1128
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4888 -ip 4888
    1⤵
      PID:100

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4888-0-0x0000000074CB0000-0x0000000074CDF000-memory.dmp

      Filesize

      188KB

    • memory/4888-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

      Filesize

      24KB