Analysis

  • max time kernel
    22s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15/04/2021, 08:25

General

  • Target
    b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll
  • Size 162KB
  • Sample210415-dsfdlrj3ee
  • SHA256 b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 40112

C2
  • 107.172.227.10:443

  • 172.93.133.123:2303

  • 108.168.61.147:8172

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1072
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1796

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1796-60-0x0000000075411000-0x0000000075413000-memory.dmp

        memory/1796-61-0x0000000074A60000-0x0000000074A8E000-memory.dmp

        memory/1796-63-0x0000000000180000-0x0000000000186000-memory.dmp