Analysis

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

General

  • Target

    380bffb5cb1ab717fd2aebcda8dd011231924ba10dbd8805454ba690b63a4b4e.dll

  • Size

    170KB

  • MD5

    552a275e1096e692d94ed9277c8edb8a

  • SHA1

    2d4bf6313293ce55e42df2a75373ab55736d8dfc

  • SHA256

    380bffb5cb1ab717fd2aebcda8dd011231924ba10dbd8805454ba690b63a4b4e

  • SHA512

    c020f92c3642abcbcbb7b4fc49838b686c6b921a6f03561a8e3da938085787d68bb0f5c9ba332c51d1790362733d59bb599b886136dc5dbdccb76e107f605e8c

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\380bffb5cb1ab717fd2aebcda8dd011231924ba10dbd8805454ba690b63a4b4e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\380bffb5cb1ab717fd2aebcda8dd011231924ba10dbd8805454ba690b63a4b4e.dll,#1
      2⤵
        PID:428
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:752

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/428-115-0x00000000735D0000-0x0000000073600000-memory.dmp

            Filesize

            192KB

          • memory/428-117-0x00000000003C0000-0x00000000003C6000-memory.dmp

            Filesize

            24KB