Analysis

  • max time kernel
    27s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/06/2021, 11:25

General

  • Target

    96e3b8963203e95cd1415f10d32777d7b1b0a6842d7bc19bf579f61e4f9683d5.dll

  • Size

    170KB

  • MD5

    e5b2fe8246ba47a023e3b1e91a94ce5e

  • SHA1

    d9f17c8e0f2af7e50f25b0239525a9ff89a28c90

  • SHA256

    96e3b8963203e95cd1415f10d32777d7b1b0a6842d7bc19bf579f61e4f9683d5

  • SHA512

    31349e93f3b9576aee65cfc3c3967afcfe5233328c9c099a307f395d6fe2472560774b6aba8045656ff88239b5127d1981a7f00547810708621fd69593838f79

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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\96e3b8963203e95cd1415f10d32777d7b1b0a6842d7bc19bf579f61e4f9683d5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\96e3b8963203e95cd1415f10d32777d7b1b0a6842d7bc19bf579f61e4f9683d5.dll,#1
      2⤵
        PID:1512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3852

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/1512-115-0x0000000074310000-0x0000000074340000-memory.dmp

            Filesize

            192KB

          • memory/1512-117-0x00000000043F0000-0x00000000043F6000-memory.dmp

            Filesize

            24KB