Analysis

  • max time kernel
    19s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 11:13

General

  • Target

    27d59d0e50228039b4452617f5cb37468d1054700fc208b73842c9a750169438.dll

  • Size

    162KB

  • MD5

    8cdeca51c5572f5b0a2908e82f6928ac

  • SHA1

    7da36d9f090d9b854adf3b56b19df7e36159bd37

  • SHA256

    27d59d0e50228039b4452617f5cb37468d1054700fc208b73842c9a750169438

  • SHA512

    140be5e377901dbd5c4d9b2cc80c618a336711dd43f106fa6dd3baba5c6a78350bd58dfe70f06233aa2b5c52437f37b7b51e809c4ed22510deb3008a0526f8da

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\27d59d0e50228039b4452617f5cb37468d1054700fc208b73842c9a750169438.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\27d59d0e50228039b4452617f5cb37468d1054700fc208b73842c9a750169438.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3024

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3024-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

          Filesize

          184KB

        • memory/3024-117-0x00000000009A0000-0x00000000009A6000-memory.dmp

          Filesize

          24KB