Analysis

  • max time kernel
    27s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    26/07/2021, 23:16

General

  • Target
    86cf23052839ce4955a9ca27d08b4b55.dll
  • Size 173KB
  • Sample210726-mthcd6xmnx
  • SHA256 122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 22202

C2
  • 45.79.33.48:443

  • 139.162.202.74:5007

  • 68.183.216.174:7443

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\86cf23052839ce4955a9ca27d08b4b55.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\86cf23052839ce4955a9ca27d08b4b55.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1536

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1536-60-0x0000000075D11000-0x0000000075D13000-memory.dmp

        memory/1536-61-0x0000000075200000-0x0000000075230000-memory.dmp

        memory/1536-63-0x0000000000150000-0x0000000000156000-memory.dmp