Analysis

  • max time kernel
    18s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 11:20

General

  • Target

    584b3cc419227a8cd8abc8dd4d61b141470dd26e84ef8f3b339616331b0e7a4f.dll

  • Size

    170KB

  • MD5

    d1afbe1dcee50d3c42bc947a88908119

  • SHA1

    03fa299a1e569a85c1b3ea8ef778b3bfea19321a

  • SHA256

    584b3cc419227a8cd8abc8dd4d61b141470dd26e84ef8f3b339616331b0e7a4f

  • SHA512

    fb03bce60d92a7286e6ec9326eafcca3b2cce9624f39e6af32ba4c7761c030a80bbae5cd7fbb615531d534886894684a9a831fef5bad27a6b11a5361992fa97b

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\584b3cc419227a8cd8abc8dd4d61b141470dd26e84ef8f3b339616331b0e7a4f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4084
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\584b3cc419227a8cd8abc8dd4d61b141470dd26e84ef8f3b339616331b0e7a4f.dll,#1
      2⤵
        PID:776
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2672

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/776-115-0x00000000742E0000-0x0000000074310000-memory.dmp

            Filesize

            192KB

          • memory/776-117-0x0000000000F80000-0x0000000000F86000-memory.dmp

            Filesize

            24KB