Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    30/04/2021, 17:03

General

  • Target
    1885035f_by_Libranalysis.dll
  • Size 158KB
  • Sample210430-zrefkhem82
  • SHA256 f56abab2713099d02ee5b54d4dce7d100f79b7afb80c960a0876ecef3876c3d5
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 40111

C2
  • 8.210.53.215:443

  • 72.249.22.245:2303

  • 188.40.137.206:8172

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\1885035f_by_Libranalysis.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:372
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1885035f_by_Libranalysis.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1944

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1944-61-0x0000000075551000-0x0000000075553000-memory.dmp

        memory/1944-63-0x0000000074EB0000-0x0000000074EDD000-memory.dmp

        memory/1944-62-0x0000000000190000-0x0000000000196000-memory.dmp