Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 23:03

General

  • Target
    f9bbf5ce16e58b1b94e5e0fd994cef7806faad258ae40185f98ac3e18c7c27ed.dll
  • Size 748KB
  • Sample240310-216jysde83
  • SHA256 f9bbf5ce16e58b1b94e5e0fd994cef7806faad258ae40185f98ac3e18c7c27ed
  • MD5 SHA1 SHA512 SSDEEP

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.

  • Dridex payload 11 IoCs

    Detects Dridex x64 core DLL in memory.

  • 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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9bbf5ce16e58b1b94e5e0fd994cef7806faad258ae40185f98ac3e18c7c27ed.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2560
  • C:\Windows\system32\GamePanel.exe
    C:\Windows\system32\GamePanel.exe
    1⤵
      PID:5076
    • C:\Users\Admin\AppData\Local\hUIg2\GamePanel.exe
      C:\Users\Admin\AppData\Local\hUIg2\GamePanel.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:1788
    • C:\Windows\system32\DWWIN.EXE
      C:\Windows\system32\DWWIN.EXE
      1⤵
        PID:3824
      • C:\Users\Admin\AppData\Local\j7RDwe\DWWIN.EXE
        C:\Users\Admin\AppData\Local\j7RDwe\DWWIN.EXE
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2436
      • C:\Windows\system32\wbengine.exe
        C:\Windows\system32\wbengine.exe
        1⤵
          PID:4024
        • C:\Users\Admin\AppData\Local\ohfC\wbengine.exe
          C:\Users\Admin\AppData\Local\ohfC\wbengine.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:5100
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2820 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:4020

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                GamePanel.exe

                • Path C:\Users\Admin\AppData\Local\hUIg2\GamePanel.exe
                • Size 704KB
                • SHA256 a3448fb12a95492d1cfc362f22b87bb188eb5581d48f03b52df54a8ea2e9dd1d
                • MD5 SHA1 SHA512 SSDEEP

                GamePanel.exe

                • Path C:\Users\Admin\AppData\Local\hUIg2\GamePanel.exe
                • Size 1.2MB
                • SHA256 71f8f11f26f3a7c1498373f20f0f4cc960513d0383fe24906eeb1bc9678beecd
                • MD5 SHA1 SHA512 SSDEEP

                dwmapi.dll

                • Path C:\Users\Admin\AppData\Local\hUIg2\dwmapi.dll
                • Size 246KB
                • SHA256 3552654e16ae00768ccc21de26c8a99d958c8af970a549d82c2441b1c1fbdf83
                • MD5 SHA1 SHA512 SSDEEP

                dwmapi.dll

                • Path C:\Users\Admin\AppData\Local\hUIg2\dwmapi.dll
                • Size 192KB
                • SHA256 6ff401509de6463e2b36f72baac1bcee90edbd91c26dd3cdba5e334b0bde985c
                • MD5 SHA1 SHA512 SSDEEP

                DWWIN.EXE

                • Path C:\Users\Admin\AppData\Local\j7RDwe\DWWIN.EXE
                • Size 229KB
                • SHA256 4b3f620272e709ce3e01ae5b19ef0300bd476f2da6412637f703bbaded2821f0
                • MD5 SHA1 SHA512 SSDEEP

                wer.dll

                • Path C:\Users\Admin\AppData\Local\j7RDwe\wer.dll
                • Size 756KB
                • SHA256 374285cb1e27147a6cb131b858d6fd03ed1f74a0dc1fcdb1c326c3ac87954075
                • MD5 SHA1 SHA512 SSDEEP

                wbengine.exe

                • Path C:\Users\Admin\AppData\Local\ohfC\wbengine.exe
                • Size 1.5MB
                • SHA256 9954394b43783061f9290706320cc65597c29176d5b8e7a26fa1d6b3536832b4
                • MD5 SHA1 SHA512 SSDEEP

                wer.dll

                • Path C:\Users\Admin\AppData\Local\ohfC\wer.dll
                • Size 756KB
                • SHA256 2b1dd4a153419d0e9ef7ac354fdede20702944c2e727bc5cd7db3fdc8722bd77
                • MD5 SHA1 SHA512 SSDEEP

                Wsryduxuroil.lnk

                • Path C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Wsryduxuroil.lnk
                • Size 1KB
                • SHA256 f67bb968b436f87ce600130c94b5f00bc1ff7409e0f0ca0a3061f5741306714e
                • MD5 SHA1 SHA512

                dwmapi.dll

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Proof\7zrlFkyI\dwmapi.dll
                • Size 752KB
                • SHA256 a0d7a9955c4f17380cbc6b40ccef4b9ad55c43e1e8ae790d3916edd020166b17
                • MD5 SHA1 SHA512 SSDEEP

                memory/1788-54-0x00007FFF737E0000-0x00007FFF7389C000-memory.dmp

                memory/1788-59-0x00007FFF737E0000-0x00007FFF7389C000-memory.dmp

                memory/1788-55-0x000001DF154F0000-0x000001DF154F7000-memory.dmp

                memory/2436-77-0x00007FFF712F0000-0x00007FFF713AD000-memory.dmp

                memory/2436-72-0x00007FFF712F0000-0x00007FFF713AD000-memory.dmp

                memory/2436-73-0x0000023E80050000-0x0000023E80057000-memory.dmp

                memory/2560-6-0x00007FFF7D360000-0x00007FFF7D41B000-memory.dmp

                memory/2560-0-0x000001FEB2130000-0x000001FEB2137000-memory.dmp

                memory/2560-1-0x00007FFF7D360000-0x00007FFF7D41B000-memory.dmp

                memory/3444-12-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-11-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-23-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-25-0x0000000000EF0000-0x0000000000EF7000-memory.dmp

                memory/3444-24-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-26-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-33-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-35-0x00007FFF90BD0000-0x00007FFF90BE0000-memory.dmp

                memory/3444-34-0x00007FFF90BE0000-0x00007FFF90BF0000-memory.dmp

                memory/3444-44-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-19-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-21-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-20-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-18-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-17-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-22-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-16-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-15-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-14-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-13-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-10-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-9-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-8-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-7-0x0000000140000000-0x00000001400BB000-memory.dmp

                memory/3444-3-0x0000000000F30000-0x0000000000F31000-memory.dmp

                memory/3444-5-0x00007FFF8F76A000-0x00007FFF8F76B000-memory.dmp

                memory/5100-93-0x00007FFF70900000-0x00007FFF709BD000-memory.dmp

                memory/5100-88-0x00007FFF70900000-0x00007FFF709BD000-memory.dmp

                memory/5100-89-0x0000011D740F0000-0x0000011D740F7000-memory.dmp