Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    17/09/2021, 09:36

General

  • Target
    86a2b97f86aa4542f673429e236f244bef4c8e8f9328751e57014d461476c03f.dll
  • Size 2.1MB
  • Sample210917-lkz48saagm
  • SHA256 86a2b97f86aa4542f673429e236f244bef4c8e8f9328751e57014d461476c03f
  • 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 4 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 9 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\86a2b97f86aa4542f673429e236f244bef4c8e8f9328751e57014d461476c03f.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:4476
  • C:\Windows\system32\PresentationSettings.exe
    C:\Windows\system32\PresentationSettings.exe
    1⤵
      PID:4904
    • C:\Users\Admin\AppData\Local\AHOt\PresentationSettings.exe
      C:\Users\Admin\AppData\Local\AHOt\PresentationSettings.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:4912
    • C:\Windows\system32\mmc.exe
      C:\Windows\system32\mmc.exe
      1⤵
        PID:4976
      • C:\Users\Admin\AppData\Local\jNLnnKBd\mmc.exe
        C:\Users\Admin\AppData\Local\jNLnnKBd\mmc.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:5064
      • C:\Windows\system32\SystemPropertiesAdvanced.exe
        C:\Windows\system32\SystemPropertiesAdvanced.exe
        1⤵
          PID:3184
        • C:\Users\Admin\AppData\Local\PZJbik04i\SystemPropertiesAdvanced.exe
          C:\Users\Admin\AppData\Local\PZJbik04i\SystemPropertiesAdvanced.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:3652

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/3052-153-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-159-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-130-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-131-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-132-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-133-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-134-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-135-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-136-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-137-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-138-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-139-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-141-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-140-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-142-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-144-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-145-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-143-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-146-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-147-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-148-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-149-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-150-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-151-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-152-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-128-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-154-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-155-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-156-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-157-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-158-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-129-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-160-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-161-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-162-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-163-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-164-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-166-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-165-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-167-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-168-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-169-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-170-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-171-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-172-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-180-0x00007FFF271E4560-0x00007FFF271E5560-memory.dmp

              memory/3052-182-0x00007FFF27130000-0x00007FFF27140000-memory.dmp

              memory/3052-120-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

              memory/3052-122-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-123-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-121-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-124-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-127-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-126-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/3052-125-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/4476-119-0x000001CC61EB0000-0x000001CC61EB7000-memory.dmp

              memory/4476-115-0x0000000140000000-0x0000000140224000-memory.dmp

              memory/4912-187-0x0000000140000000-0x0000000140226000-memory.dmp

              memory/5064-202-0x0000000140000000-0x000000014022B000-memory.dmp