Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-06-2024 10:33

General

  • Target

    d24b9025d64bf2f3e09fee7c6c7382ad059b4606ea95ea9d1129ffe3d53cf5d4.exe

  • Size

    2.5MB

  • MD5

    967ee7ca70ab69ad8297824f19d0cebc

  • SHA1

    90bbc5a1172d2b549aa643711fc05b6b30777388

  • SHA256

    d24b9025d64bf2f3e09fee7c6c7382ad059b4606ea95ea9d1129ffe3d53cf5d4

  • SHA512

    3fadbd065a47de14e228a0e3b76d3265dcddcfab4b4e14adffea02387be313aecc22891d432e74334cca4d892ab1467964980d246655babcdfb92efd22573999

  • SSDEEP

    49152:MxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxH:Mxx9NUFkQx753uWuCyyxH

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Detects executables packed with Themida 16 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 4 IoCs
  • Themida packer 16 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 5 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d24b9025d64bf2f3e09fee7c6c7382ad059b4606ea95ea9d1129ffe3d53cf5d4.exe
    "C:\Users\Admin\AppData\Local\Temp\d24b9025d64bf2f3e09fee7c6c7382ad059b4606ea95ea9d1129ffe3d53cf5d4.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4060
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4992
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4784
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4152
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Checks whether UAC is enabled
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of SetWindowsHookEx
            PID:4212
  • 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=4112 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\Resources\Themes\explorer.exe

      Filesize

      2.5MB

      MD5

      7b9ac5ee7ae7d812ab60c88c682211bf

      SHA1

      1011adf913f0b3c1e19509c2e8159d071d41bda2

      SHA256

      f43a8da4ffae327110b34adbbc35b6895113406bf3a7d6317079df2d7d849fe0

      SHA512

      9cb18358c48bf7604c8ed56251cb3c056b1f737fd3f7a5b0b59f3564fcd588c6b407c780eae57717dc5796c5f65acf236cf942f1dc72d2b96fd73707e319ad31

    • C:\Windows\Resources\spoolsv.exe

      Filesize

      2.5MB

      MD5

      5ccf96443f94058ca3061e260d3449dc

      SHA1

      f6a362c5c788ef752b84cda617771b89df943304

      SHA256

      91c3e76c41eda56b1818ef0896a9bcaf4ed3380cfcd35536b081238d12b0e440

      SHA512

      a1d0d9317b5f0c73c415d80b2c797ac62ae084599c3a546e5e29873c3060f5019c537459ea83c9be55ab868a1a6cf4e4fd76a8212df15f480ce48148749e0f80

    • C:\Windows\Resources\svchost.exe

      Filesize

      2.5MB

      MD5

      8873cc821a9f5fa18ee18b03eaf2aa1c

      SHA1

      2c5acfe3eb74619f579f3e2f0c384a117ebcd9e8

      SHA256

      22911182305dd4d85c86542a0bcd410bcea9cab92a0cca8b2750519a4f5b874c

      SHA512

      b3963bbf68a9e920ae44c8c3e34480d7e1d5b57032ea204e2b9068dd178d4dd6a10e235db26966101285024decf08a9152d899210fb102d37082fbdcb3e3c790

    • memory/4060-39-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4060-1-0x00000000778D4000-0x00000000778D6000-memory.dmp

      Filesize

      8KB

    • memory/4060-0-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4152-51-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4152-47-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4152-28-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4152-41-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4212-33-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4212-37-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4784-38-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4784-19-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4992-40-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4992-10-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/4992-52-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB