Analysis

  • max time kernel
    58s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 01:25

General

  • Target
    0a659d5bb75bbd00e6172f2126ab8fff0e35c45275074109b29c809826a541c4.dll
  • Size 236KB
  • Sample240726-bs12ds1akf
  • SHA256 0a659d5bb75bbd00e6172f2126ab8fff0e35c45275074109b29c809826a541c4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • dridex

Botnet
  • 111

C2
  • 52.73.70.149:443

  • 8.4.9.152:3786

  • 185.246.87.202:3098

  • 50.116.111.64:5353

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • 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\0a659d5bb75bbd00e6172f2126ab8fff0e35c45275074109b29c809826a541c4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a659d5bb75bbd00e6172f2126ab8fff0e35c45275074109b29c809826a541c4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2800

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2800-1-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

        memory/2800-0-0x0000000075210000-0x000000007524D000-memory.dmp

        memory/2800-2-0x0000000075210000-0x000000007524D000-memory.dmp