Analysis

  • max time kernel
    18s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 09:53

General

  • Target

    f70f60977d54c8994b64d2c48bb36811945b18bd464db626c40984676b8213ce.dll

  • Size

    162KB

  • MD5

    19e53cc8aa167d533b3867b33bcd2bbc

  • SHA1

    960b51e26abc17a6f8b3c8e8bb8be0f22d2f6490

  • SHA256

    f70f60977d54c8994b64d2c48bb36811945b18bd464db626c40984676b8213ce

  • SHA512

    94ce6fdcd8fff8a8a1ae2a7e68041fc4024c7d4cefac44f3ac7ed021a06da32657ac86692c7bc9b7075e6db634341b946d4b94afbd662077a7e715c2420acd25

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f70f60977d54c8994b64d2c48bb36811945b18bd464db626c40984676b8213ce.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f70f60977d54c8994b64d2c48bb36811945b18bd464db626c40984676b8213ce.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:2140

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2140-115-0x0000000074420000-0x000000007444E000-memory.dmp

    Filesize

    184KB

  • memory/2140-117-0x0000000000830000-0x0000000000836000-memory.dmp

    Filesize

    24KB