Analysis

  • max time kernel
    94s
  • max time network
    132s
  • 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, 20:29

General

  • Target

    JaffaCakes118_34c487676f61e2e7f985d21e37826655761c72673046ae0316bf8d5fe0c338ae.dll

  • Size

    171KB

  • MD5

    81edf13002e47a641bd8e307b7b6b29d

  • SHA1

    ca487d17337b75041943ff28c330f1016a95eb9d

  • SHA256

    34c487676f61e2e7f985d21e37826655761c72673046ae0316bf8d5fe0c338ae

  • SHA512

    cfcecb7c0f446fc1553442d517daf8aa375a15c8505d0a633e0ae47d399fd3f91127c68a0c90807c1988716b03ac7fd806e461514df5b9b1351cb8dc68c80901

  • SSDEEP

    3072:8i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:8H9RVaPEmsdHdbQUbd2H3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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_34c487676f61e2e7f985d21e37826655761c72673046ae0316bf8d5fe0c338ae.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34c487676f61e2e7f985d21e37826655761c72673046ae0316bf8d5fe0c338ae.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2740
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 664
        3⤵
        • Program crash
        PID:5028
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2740 -ip 2740
    1⤵
      PID:4672

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2740-0-0x0000000075760000-0x0000000075790000-memory.dmp

      Filesize

      192KB

    • memory/2740-1-0x00007FFE57530000-0x00007FFE57725000-memory.dmp

      Filesize

      2.0MB

    • memory/2740-3-0x0000000075760000-0x0000000075790000-memory.dmp

      Filesize

      192KB