Analysis

  • max time kernel
    27s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-06-2021 12:29

General

  • Target

    8b6d0a8e16bb32da86416e791fc4e2b6715c9451a0b5720c5373ff6f9b6da0f4.dll

  • Size

    158KB

  • MD5

    299a54fa95e7dd98a4e50c6182cccea1

  • SHA1

    cb2cff4d7f0c5200ae94b35bc1409f9267975f3f

  • SHA256

    8b6d0a8e16bb32da86416e791fc4e2b6715c9451a0b5720c5373ff6f9b6da0f4

  • SHA512

    1050cbed11ea591784d89fed96b5f7a6afd695434e54b345feef345ff3eae7cea5568ea36db2fb292cba6d9bee3f3016bfaf4c314cc25cdbc1dd9ef8dffe8428

Malware Config

Extracted

Family

dridex

Botnet

40112

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b6d0a8e16bb32da86416e791fc4e2b6715c9451a0b5720c5373ff6f9b6da0f4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:708
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b6d0a8e16bb32da86416e791fc4e2b6715c9451a0b5720c5373ff6f9b6da0f4.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1120

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1120-115-0x0000000073C70000-0x0000000073C9D000-memory.dmp

    Filesize

    180KB

  • memory/1120-117-0x0000000000B40000-0x0000000000B46000-memory.dmp

    Filesize

    24KB