Analysis

  • max time kernel
    19s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 12:06

General

  • Target

    9ccb6847bc2fef3a99e19b1e8a3054eb0aa5e4c7d7f88edcf6bcd32c8623f058.dll

  • Size

    172KB

  • MD5

    1b9aaa798255f0ab8c6598c57dc6b64f

  • SHA1

    7ed94f8ccade8dd6d9f6471dd311f3e418dff50e

  • SHA256

    9ccb6847bc2fef3a99e19b1e8a3054eb0aa5e4c7d7f88edcf6bcd32c8623f058

  • SHA512

    0e3d33748c1b8bbbbef2f4aaed5e5f1e676a6236ad5f3e2850e58ae771185fb4145036bc6b94ec03fcfbae3aee18a76eb37d7e95d6bbe5562b8f2a85d59e5a48

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ccb6847bc2fef3a99e19b1e8a3054eb0aa5e4c7d7f88edcf6bcd32c8623f058.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ccb6847bc2fef3a99e19b1e8a3054eb0aa5e4c7d7f88edcf6bcd32c8623f058.dll,#1
      2⤵
        PID:684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 684 -s 676
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4068

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/684-115-0x0000000073B80000-0x0000000073BB0000-memory.dmp

            Filesize

            192KB

          • memory/684-117-0x00000000031B0000-0x00000000031B6000-memory.dmp

            Filesize

            24KB