Analysis

  • max time kernel
    27s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/06/2021, 15:39

General

  • Target

    24d765ae0e7409b3cc5357f6827629f26e00334c03f2031235b9b49832aa1afe.dll

  • Size

    172KB

  • MD5

    5fbf993769f7f744cd94a75e5e82ff7f

  • SHA1

    b8d78d78bfa6c7e818049a1e313566f5f5a3d37a

  • SHA256

    24d765ae0e7409b3cc5357f6827629f26e00334c03f2031235b9b49832aa1afe

  • SHA512

    1733f715cb25d862e0e0afaad0235afd6384021f68fe17ca847efa726bdf1f890986468b087e007e92390ce4197ca45960aaa3ff24210d31ad9b0787b4ec56ca

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\24d765ae0e7409b3cc5357f6827629f26e00334c03f2031235b9b49832aa1afe.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\24d765ae0e7409b3cc5357f6827629f26e00334c03f2031235b9b49832aa1afe.dll,#1
      2⤵
        PID:3708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 684
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1116

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3708-115-0x0000000000910000-0x0000000000916000-memory.dmp

            Filesize

            24KB

          • memory/3708-116-0x0000000073F20000-0x0000000073F50000-memory.dmp

            Filesize

            192KB