Analysis

  • max time kernel
    8s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2023 15:47

General

  • Target

    e0766950c83a3551309ffe32a39cf502.dll

  • Size

    2.9MB

  • MD5

    e0766950c83a3551309ffe32a39cf502

  • SHA1

    91c525d856e976147ac070289ca9c749ede297e5

  • SHA256

    aa4895a92de07b083cd4ae91f0dfa52a25713b7103d573512465a75f23ffbdc4

  • SHA512

    c2c7b427e6e44f4b6114170e80bc4f9823882337489892a185b06418440bee9a25a0754e76a198b67f3af4b6f8b6fc91107a4af9591cbe2616b19bb2c28ce38e

  • SSDEEP

    12288:TVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ11:CfP7fWsK5z9A+WGAW+V5SB6Ct4bnb

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 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e0766950c83a3551309ffe32a39cf502.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:3240
  • C:\Windows\system32\quickassist.exe
    C:\Windows\system32\quickassist.exe
    1⤵
      PID:3280
    • C:\Windows\system32\ProximityUxHost.exe
      C:\Windows\system32\ProximityUxHost.exe
      1⤵
        PID:4824
      • C:\Users\Admin\AppData\Local\yXANtbX\ProximityUxHost.exe
        C:\Users\Admin\AppData\Local\yXANtbX\ProximityUxHost.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:3216
      • C:\Users\Admin\AppData\Local\jtbopf\ie4ushowIE.exe
        C:\Users\Admin\AppData\Local\jtbopf\ie4ushowIE.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2624
      • C:\Windows\system32\ie4ushowIE.exe
        C:\Windows\system32\ie4ushowIE.exe
        1⤵
          PID:2236
        • C:\Users\Admin\AppData\Local\7QAFCA\quickassist.exe
          C:\Users\Admin\AppData\Local\7QAFCA\quickassist.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:624

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/624-97-0x0000018C13260000-0x0000018C13267000-memory.dmp

          Filesize

          28KB

        • memory/2624-114-0x000002182C7B0000-0x000002182C7B7000-memory.dmp

          Filesize

          28KB

        • memory/3216-131-0x000001D24A860000-0x000001D24A867000-memory.dmp

          Filesize

          28KB

        • memory/3240-0-0x00000000013B0000-0x00000000013B7000-memory.dmp

          Filesize

          28KB

        • memory/3240-1-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3240-8-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-5-0x00007FFD11FBA000-0x00007FFD11FBB000-memory.dmp

          Filesize

          4KB

        • memory/3480-9-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-10-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-15-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-19-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-24-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-29-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-33-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-38-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-42-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-44-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-47-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-51-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-54-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-58-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-61-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-65-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-69-0x0000000000700000-0x0000000000707000-memory.dmp

          Filesize

          28KB

        • memory/3480-64-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-63-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-62-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-77-0x00007FFD12DA0000-0x00007FFD12DB0000-memory.dmp

          Filesize

          64KB

        • memory/3480-60-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-59-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-56-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-57-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-55-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-53-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-52-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-50-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-49-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-48-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-46-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-45-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-43-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-41-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-40-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-39-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-37-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-36-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-35-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-34-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-32-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-31-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-30-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-28-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-27-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-26-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-25-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-23-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-22-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-21-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-20-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-18-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-17-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-16-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-14-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-13-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-12-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-11-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-7-0x0000000140000000-0x00000001402E6000-memory.dmp

          Filesize

          2.9MB

        • memory/3480-4-0x00000000020E0000-0x00000000020E1000-memory.dmp

          Filesize

          4KB