Analysis

  • max time kernel
    161s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    26/11/2021, 09:28

General

  • Target
    dd7c2b5ccd52a609e2ec3dd4d2ff6b83c6f16eb1c5f6fb14a918fdc733b6f76e.dll
  • Size 1.3MB
  • Sample211126-lfcs5sbeen
  • SHA256 dd7c2b5ccd52a609e2ec3dd4d2ff6b83c6f16eb1c5f6fb14a918fdc733b6f76e
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 5 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd7c2b5ccd52a609e2ec3dd4d2ff6b83c6f16eb1c5f6fb14a918fdc733b6f76e.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:660
  • C:\Windows\system32\consent.exe
    C:\Windows\system32\consent.exe
    1⤵
      PID:1836
    • C:\Users\Admin\AppData\Local\cUR0keh\consent.exe
      C:\Users\Admin\AppData\Local\cUR0keh\consent.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1932
    • C:\Windows\system32\PresentationSettings.exe
      C:\Windows\system32\PresentationSettings.exe
      1⤵
        PID:1640
      • C:\Users\Admin\AppData\Local\llr\PresentationSettings.exe
        C:\Users\Admin\AppData\Local\llr\PresentationSettings.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        • Suspicious behavior: GetForegroundWindowSpam
        PID:1552
      • C:\Windows\system32\fvenotify.exe
        C:\Windows\system32\fvenotify.exe
        1⤵
          PID:1188
        • C:\Users\Admin\AppData\Local\fHBadH9yG\fvenotify.exe
          C:\Users\Admin\AppData\Local\fHBadH9yG\fvenotify.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          • Suspicious behavior: GetForegroundWindowSpam
          PID:1636

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/660-55-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/660-58-0x0000000000100000-0x0000000000107000-memory.dmp

              memory/1424-60-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-71-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-64-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-63-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-61-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-67-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-83-0x00000000778E0000-0x00000000778E2000-memory.dmp

              memory/1424-68-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-59-0x0000000002730000-0x0000000002731000-memory.dmp

              memory/1424-70-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-73-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-72-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-62-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-65-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-75-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-69-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-77-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-76-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-74-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1424-66-0x0000000140000000-0x0000000140154000-memory.dmp

              memory/1932-90-0x0000000140000000-0x0000000140155000-memory.dmp

              memory/1932-89-0x000007FEFBFB1000-0x000007FEFBFB3000-memory.dmp