Analysis

  • max time kernel
    21s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    23-06-2021 00:58

General

  • Target

    069a3ac294f13cbbf8f7c6a36c731149e71e66e21e62a5971ac54d7d6733d9b8.dll

  • Size

    158KB

  • MD5

    84396b4fdf2f91c17fcb7501eac498f8

  • SHA1

    625eb0446583d7aed7aaeae0bf728056dfd79ac6

  • SHA256

    069a3ac294f13cbbf8f7c6a36c731149e71e66e21e62a5971ac54d7d6733d9b8

  • SHA512

    a1c7aec27264688edda1cce904a4af7a410e123748bd96cc554fbd9ed8a2933bd676937cc2bdaabc1ae75a387161151c0bd6f8a3701adc095426704987d67901

Malware Config

Extracted

Family

dridex

Botnet

40111

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\069a3ac294f13cbbf8f7c6a36c731149e71e66e21e62a5971ac54d7d6733d9b8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3156
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\069a3ac294f13cbbf8f7c6a36c731149e71e66e21e62a5971ac54d7d6733d9b8.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3976-114-0x0000000000000000-mapping.dmp

  • memory/3976-115-0x00000000742B0000-0x00000000742DD000-memory.dmp

    Filesize

    180KB

  • memory/3976-117-0x00000000009E0000-0x00000000009E6000-memory.dmp

    Filesize

    24KB