Analysis

  • max time kernel
    17s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 15:46

General

  • Target

    f0bad5c66ab26c9e84cdaa45e832720e6034349d0963c010cbc0bd0ea17413da.dll

  • Size

    170KB

  • MD5

    d5df873e85b73c9e8fc0fe3ddef68f78

  • SHA1

    8f6e67426f2c8572cdebd76cdf8bd771871cf9ae

  • SHA256

    f0bad5c66ab26c9e84cdaa45e832720e6034349d0963c010cbc0bd0ea17413da

  • SHA512

    19d71c3dc4c3ec8d41a9816106aaa2dd9a816ca96751a057a54090ed4e15fc1b6016663cd2ad1a991dc076c2b1e6ef598524deb409ceade817817e558339c3d0

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\f0bad5c66ab26c9e84cdaa45e832720e6034349d0963c010cbc0bd0ea17413da.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3172
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0bad5c66ab26c9e84cdaa45e832720e6034349d0963c010cbc0bd0ea17413da.dll,#1
      2⤵
        PID:3400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3400 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1300

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3400-115-0x00000000736D0000-0x0000000073700000-memory.dmp

            Filesize

            192KB

          • memory/3400-117-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

            Filesize

            24KB