Analysis

  • max time kernel
    57s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    31/03/2021, 12:47

General

  • Target
    309c98cfae08598b25b5815a1191e156b61cb05472187a53e588ec48a6933142.dll
  • Size 560KB
  • Sample210331-cabdkqf5fs
  • SHA256 309c98cfae08598b25b5815a1191e156b61cb05472187a53e588ec48a6933142
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 10444

C2
  • 131.100.24.215:443

  • 210.65.244.174:6601

  • 195.201.199.53:2303

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\309c98cfae08598b25b5815a1191e156b61cb05472187a53e588ec48a6933142.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\309c98cfae08598b25b5815a1191e156b61cb05472187a53e588ec48a6933142.dll
      2⤵
        PID:1224

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1224-4-0x0000000075F21000-0x0000000075F23000-memory.dmp

          memory/1224-5-0x0000000074A30000-0x0000000074A6D000-memory.dmp

          memory/1224-6-0x0000000074A30000-0x0000000074A6D000-memory.dmp

          memory/1224-7-0x0000000000110000-0x0000000000111000-memory.dmp

          memory/1624-2-0x000007FEFBDE1000-0x000007FEFBDE3000-memory.dmp

          memory/1648-8-0x000007FEF6460000-0x000007FEF66DA000-memory.dmp