Analysis

  • max time kernel
    26s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    20/04/2021, 00:52

General

  • Target
    a6098e763db8cdc185283196c867a0edc3f42448b095fe5de843eb6c803915c8.dll
  • Size 162KB
  • Sample210420-d91m9daxt6
  • SHA256 a6098e763db8cdc185283196c867a0edc3f42448b095fe5de843eb6c803915c8
  • 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\a6098e763db8cdc185283196c867a0edc3f42448b095fe5de843eb6c803915c8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:280
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a6098e763db8cdc185283196c867a0edc3f42448b095fe5de843eb6c803915c8.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1856

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1856-61-0x0000000075041000-0x0000000075043000-memory.dmp

        memory/1856-62-0x0000000074600000-0x000000007462E000-memory.dmp

        memory/1856-64-0x0000000000110000-0x0000000000116000-memory.dmp