Resubmissions

28/02/2024, 20:03

240228-ysngmacf76 8

28/02/2024, 19:57

240228-ypkasscd8t 8

Analysis

  • max time kernel
    109s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 20:03

General

  • Target

    VMware Workstation Pro Full 2023 v23.0.01 + Patch.exe

  • Size

    594.9MB

  • MD5

    7e680bb7565e19a287163ff51d3ebf7c

  • SHA1

    3780d44b47a530f7ac07873b3b7cf3ae72511d01

  • SHA256

    93d3013f0a9155d6618915dd3e4dd68c2d180d6ea2baa77eb96965006e676a8f

  • SHA512

    fc2eab22f8573c0c385aab8673f4eb22d802b5568eceed2f3df1d23e3332c5e80ce5f3d7bcc6276448e8967b97bc90f134d75e7e2900289c9235808ee54b0eee

  • SSDEEP

    12582912:fnXZ/3yW7J9gw0021l1VPRnzTYQEELLNKKvEHQZZQCVZZm6jP3S5pWWQN5gn+WVM:Q

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 15 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.exe
    "C:\Users\Admin\AppData\Local\Temp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\is-4S6V3.tmp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4S6V3.tmp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.tmp" /SL5="$5015A,623000314,832512,C:\Users\Admin\AppData\Local\Temp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Users\Admin\AppData\Local\Temp\is-SL204.tmp\setup.exe
        "C:\Users\Admin\AppData\Local\Temp\is-SL204.tmp\setup.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies system certificate store
        PID:2852
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:1596
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x4a0
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1520

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

      Filesize

      67KB

      MD5

      753df6889fd7410a2e9fe333da83a429

      SHA1

      3c425f16e8267186061dd48ac1c77c122962456e

      SHA256

      b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

      SHA512

      9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      7e7c23da8f4194ededbb0d228f338e0e

      SHA1

      f3bd4f64fb1b1a1af6b6f28919ccc52b3482e9de

      SHA256

      52f3d3709828d4e41565210e891e2dc586ee0664fc124a39145c13718bfd977c

      SHA512

      a2c75a98bb17de46382a7008e2ef2dabcde96b010042e795af5e3c08155ef37d8f59bf970fc0055b87a6440a41c13b02b1f76bf7559661489629d2c6dc958996

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\23EIUNT7\dub[1].php

      Filesize

      2B

      MD5

      444bcb3a3fcf8389296c49467f27e1d6

      SHA1

      7a85f4764bbd6daf1c3545efbbf0f279a6dc0beb

      SHA256

      2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

      SHA512

      9fbbbb5a0f329f9782e2356fa41d89cf9b3694327c1a934d6af2a9df2d7f936ce83717fb513196a4ce5548471708cd7134c2ae99b3c357bcabb2eafc7b9b7570

    • C:\Users\Admin\AppData\Local\Temp\Cab2956.tmp

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\Tar2AC3.tmp

      Filesize

      175KB

      MD5

      dd73cead4b93366cf3465c8cd32e2796

      SHA1

      74546226dfe9ceb8184651e920d1dbfb432b314e

      SHA256

      a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

      SHA512

      ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

    • \Users\Admin\AppData\Local\Temp\is-4S6V3.tmp\VMware Workstation Pro Full 2023 v23.0.01 + Patch.tmp

      Filesize

      3.1MB

      MD5

      91936b89c960ba396f63854dc0d72fe9

      SHA1

      07dd963c77e275c338986363131fb64fa6caa8e8

      SHA256

      e3f317709cf3c5cdee48763b493fa59881cfdd07fd22985c07910592d2c3e57c

      SHA512

      9203515d65a7197d6296794a6a2ea045d08a1b17a5d2a297f150e89f93524e9f7e23e64ae57709622285b9c8e4105de4b8ec1679c5f4a5c442efc0464f1ed623

    • \Users\Admin\AppData\Local\Temp\is-SL204.tmp\setup.exe

      Filesize

      67KB

      MD5

      1278bdb918ea18704c02f652f757c71d

      SHA1

      06c00ca80d1148245581707f59d84b91f9d04b1e

      SHA256

      7de9a6c09c53a50af4a7aaf528c7e37de40b02fefc1def70e291badb7304c6f1

      SHA512

      4b2fe29db8a210e94a84a6bb42b89d28fad49c7ab34276286dd7a1782eb2eaaddf3e422013a536881ad7560c6564a760e44e6829ca1f83b2a1ee243fbf617f1a

    • \Users\Admin\AppData\Local\Temp\nsu250F.tmp\INetC.dll

      Filesize

      25KB

      MD5

      40d7eca32b2f4d29db98715dd45bfac5

      SHA1

      124df3f617f562e46095776454e1c0c7bb791cc7

      SHA256

      85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

      SHA512

      5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

    • memory/2504-11-0x0000000000400000-0x000000000071C000-memory.dmp

      Filesize

      3.1MB

    • memory/2504-49-0x0000000000400000-0x000000000071C000-memory.dmp

      Filesize

      3.1MB

    • memory/2504-29-0x0000000000400000-0x000000000071C000-memory.dmp

      Filesize

      3.1MB

    • memory/2504-14-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/2504-8-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/2504-201-0x0000000000400000-0x000000000071C000-memory.dmp

      Filesize

      3.1MB

    • memory/2624-1-0x0000000000400000-0x00000000004D8000-memory.dmp

      Filesize

      864KB

    • memory/2624-10-0x0000000000400000-0x00000000004D8000-memory.dmp

      Filesize

      864KB

    • memory/2624-202-0x0000000000400000-0x00000000004D8000-memory.dmp

      Filesize

      864KB