Analysis

  • max time kernel
    19s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 11:20

General

  • Target

    6e365f9b8ab5df583e4a15901273ff1cced3785d2d7ffd45b84b4606c672491d.dll

  • Size

    162KB

  • MD5

    fde42b8c7b84f3b080e6a2c4912d2442

  • SHA1

    613aaa13e75431ec0ffd5ab96668b9c65565abd2

  • SHA256

    6e365f9b8ab5df583e4a15901273ff1cced3785d2d7ffd45b84b4606c672491d

  • SHA512

    e2d4768f5d7e74d4a683496721fc24b7b2772f01c71d39a335e9a088d7c9b824ddc490e10cfd859ec5ccc9c9b3c739fd262db070891a58f22a02f3dd3c592c32

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\6e365f9b8ab5df583e4a15901273ff1cced3785d2d7ffd45b84b4606c672491d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e365f9b8ab5df583e4a15901273ff1cced3785d2d7ffd45b84b4606c672491d.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3532

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3532-115-0x0000000073860000-0x000000007388E000-memory.dmp

    Filesize

    184KB

  • memory/3532-117-0x00000000006C0000-0x00000000006C6000-memory.dmp

    Filesize

    24KB