Analysis

  • max time kernel
    19s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 11:18

General

  • Target

    5d9ed5937eacf98945d9b404e2d9d0f55717423bd8ef9ec38d39ad2e1933d563.dll

  • Size

    162KB

  • MD5

    9f43fccccd8f60b0edcd51bc3dc96793

  • SHA1

    9ff18ec50b8a04732e5acb6c6f0024c5233fbdee

  • SHA256

    5d9ed5937eacf98945d9b404e2d9d0f55717423bd8ef9ec38d39ad2e1933d563

  • SHA512

    a415dc09a9b580a6aed3c108f5af3d855ebf9b627e9f4c43860a66ca6666ecbd5a203c299359c921bdaa60e4b557496a1a6c119cb05ccd79405d4be34777f2d4

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\5d9ed5937eacf98945d9b404e2d9d0f55717423bd8ef9ec38d39ad2e1933d563.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3744
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d9ed5937eacf98945d9b404e2d9d0f55717423bd8ef9ec38d39ad2e1933d563.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3700

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3700-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

          Filesize

          184KB

        • memory/3700-117-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

          Filesize

          24KB