Analysis

  • max time kernel
    86s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 14:45

General

  • Target

    d6fce7c094994b19d96c9ebcccc07b9fb5efda2e4e1da352d9e0e031f0457c5e.appx

  • Size

    15.7MB

  • MD5

    de1fe38365e12674d2bde916bebfbb4f

  • SHA1

    8312cfc54411b0d54c9368fd31e07d842766bf99

  • SHA256

    d6fce7c094994b19d96c9ebcccc07b9fb5efda2e4e1da352d9e0e031f0457c5e

  • SHA512

    53a21cdc9d09b4083d37dd5343e02b6b20adfd3aa369149e86cfd4338049c38b587d57ff671e7c5f0579a4a5a3c5b2a44359d1a14147aca2f01fb2e82086eb37

  • SSDEEP

    393216:VHufn4FF3IJnpIAtXnxAp+/jefhKDjsJVfIbhmmx3x:Vw473gpIAtXnxecjWJVQwux

Malware Config

Signatures

  • NetSupport

    NetSupport is a remote access tool sold as a legitimate system administration software.

  • Netsupport family
  • Blocklisted process makes network request 1 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 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 64 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 21 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell start shell:AppsFolder\7-Zip_k040zn72xe528!NOTEPAD
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:368
  • C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\PsfLauncher64.exe
    "C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\PsfLauncher64.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\VFS\ProgramFilesX64\PsfRunDll64.exe
      "PsfRunDll64.exe"
      2⤵
        PID:3672
      • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
        Powershell.exe -ExecutionPolicy RemoteSigned -file "C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\StartingScriptWrapper.ps1" "Powershell.exe -ExecutionPolicy RemoteSigned -file '.\wqrtqwthw.ps1'"
        2⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy RemoteSigned -file .\wqrtqwthw.ps1
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3928
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "VFS\ProgramFilesX64\13\13.exe e VFS\ProgramFilesX64\7z18113.7z -oC:\Users\Public\7z1811 -p7z18113"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4536
            • C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\VFS\ProgramFilesX64\13\13.exe
              VFS\ProgramFilesX64\13\13.exe e VFS\ProgramFilesX64\7z18113.7z -oC:\Users\Public\7z1811 -p7z18113
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: CmdExeWriteProcessMemorySpam
              • Suspicious use of AdjustPrivilegeToken
              PID:1948
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "VFS\ProgramFilesX64\13\13.exe e C:\Users\Public\7z1811\7z18112.7z -oC:\Users\Public\7z1811 -p7z18112"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3576
            • C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\VFS\ProgramFilesX64\13\13.exe
              VFS\ProgramFilesX64\13\13.exe e C:\Users\Public\7z1811\7z18112.7z -oC:\Users\Public\7z1811 -p7z18112
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: CmdExeWriteProcessMemorySpam
              • Suspicious use of AdjustPrivilegeToken
              PID:2624
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "VFS\ProgramFilesX64\13\13.exe e C:\Users\Public\7z1811\7z18111.7z -oC:\Users\Public\7z1811 -p7z18111"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2504
            • C:\Program Files\WindowsApps\7-Zip_4.12.153.0_x64__k040zn72xe528\VFS\ProgramFilesX64\13\13.exe
              VFS\ProgramFilesX64\13\13.exe e C:\Users\Public\7z1811\7z18111.7z -oC:\Users\Public\7z1811 -p7z18111
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: CmdExeWriteProcessMemorySpam
              • Suspicious use of AdjustPrivilegeToken
              PID:4788
          • C:\Users\Public\7z1811\7z1811.exe
            "C:\Users\Public\7z1811\7z1811.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:4380
          • C:\Users\Public\7z1811\7z1811-x64.exe
            "C:\Users\Public\7z1811\7z1811-x64.exe"
            4⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            PID:216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      64B

      MD5

      0cecac901b1dd0035582b623c2bdb0e0

      SHA1

      de63909fad482bde0fb8bd1e89bd175384665a6d

      SHA256

      2c34ed2846f42d9a8f4b06875f709b4d4e5b6feb76a7fd9826fefc7a88aafdff

      SHA512

      367559e719680bd24560eefe62eb4117761a3e4263c48fce200b05ddf70c2327df6489fa64ef04f6c5421bc4c6d3554360f2f59c5689ec361f7f2f7e419b2170

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      1KB

      MD5

      63e62e02ee9c90b7adfb2eefe7efa04f

      SHA1

      9bc1eda86f7f95345c2a3901288b6867447dee6b

      SHA256

      cbafbcef08446541d49da9d11842ab860628a7d317db15f570b7b1e1048ade11

      SHA512

      3d2bf16c2a9b42e28dc9d2c18d6d697d3749b14f2f6c708ea9e587022aeb5fbbcffaa49c4f4f994f1cd1f6c886b8d8b6ab3a29d3b65fe0659ea0f2fa9d47ba52

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u0rn0udw.c0n.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Public\7z1811\7z1811-x64.exe

      Filesize

      1.5MB

      MD5

      0330d0bd7341a9afe5b6d161b1ff4aa1

      SHA1

      86918e72f2e43c9c664c246e62b41452d662fbf3

      SHA256

      67cb9d3452c9dd974b04f4a5fd842dbcba8184f2344ff72e3662d7cdb68b099b

      SHA512

      850382414d9d33eab134f8bd89dc99759f8d0459b7ad48bd9588405a3705aeb2cd727898529e3f71d9776a42e141c717e844e0b5c358818bbeac01d096907ad1

    • C:\Users\Public\7z1811\7z1811.exe

      Filesize

      54KB

      MD5

      e637eed7527ae43957bd0f5e7212207e

      SHA1

      6f65e1baef3ecf22b7c5c7cbcc8ed731e9deac3b

      SHA256

      a72852b4ead4152da849552d411ae098caaf04b814684207ebff8b83fcffa020

      SHA512

      e6c473b228733e27e4090d52c63e9b59284cd73ed25dac39112dc904fa1fc91131cc61370b9acb2049cc4edb448df6749ef16d49a6ecfaa281f0efbdf2ac3762

    • C:\Users\Public\7z1811\7z18111.7z

      Filesize

      3.0MB

      MD5

      6921e55b1fc230e60da9a0b8b32f5973

      SHA1

      66f09d26da8d29c272b1cc7c071fc1584748bd2c

      SHA256

      14b7a2e57475594fd5b172656521b7337d53d0d21950acacea55bb22cd187284

      SHA512

      e7388c9c3ff2404b7e1e5729b0980b45f3452967c38ff91d890d304d7caabdbbb53088d812fb981bf6d11ca4f86c2c0ed5d018c31f92ffe24c792c3345f8a882

    • C:\Users\Public\7z1811\7z18112.7z

      Filesize

      3.0MB

      MD5

      aa62851f7641eb0e9a35b632afde0b22

      SHA1

      03da1e67f4dd229cfcd66b7653062fcf1f46868d

      SHA256

      693ff80356b59a1959c1d17b5d526d82387bdbc9e2babb0c02cecab47aa87db1

      SHA512

      5afaa6d41186d9dbc9ae3d7c01d94056c7b604aa8f56968ff5b4b90e83a38c9938221ce7ef957c8f7d04787d24777001081aed33313b85fc7e5c30b01f535c2c

    • C:\Users\Public\7z1811\HTCTL32.DLL

      Filesize

      320KB

      MD5

      2d3b207c8a48148296156e5725426c7f

      SHA1

      ad464eb7cf5c19c8a443ab5b590440b32dbc618f

      SHA256

      edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796

      SHA512

      55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c

    • C:\Users\Public\7z1811\MSVCR100.dll

      Filesize

      755KB

      MD5

      0e37fbfa79d349d672456923ec5fbbe3

      SHA1

      4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

      SHA256

      8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

      SHA512

      2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

    • C:\Users\Public\7z1811\NSM.LIC

      Filesize

      2KB

      MD5

      c3acb1af45f26f321b16254a1150e5cc

      SHA1

      49267c214c8fafed1570a61b4aafb5b2a02fba6a

      SHA256

      6f22d4f19fd1bd72005354747065f6be2282983481def538cdede31df6bebdea

      SHA512

      97520c355b4b68bbe96606debd9fcb6fb13ecddcd35e6281c34175e4c582111c3f23bf16d27945a5f436a4a99472838de643b700ffb0f45cbeda45fe158436f3

    • C:\Users\Public\7z1811\PCICHEK.DLL

      Filesize

      18KB

      MD5

      a0b9388c5f18e27266a31f8c5765b263

      SHA1

      906f7e94f841d464d4da144f7c858fa2160e36db

      SHA256

      313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a

      SHA512

      6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd

    • C:\Users\Public\7z1811\PCICL32.dll

      Filesize

      3.5MB

      MD5

      ad51946b1659ed61b76ff4e599e36683

      SHA1

      dfe2439424886e8acf9fa3ffde6caaf7bfdd583e

      SHA256

      07a191254362664b3993479a277199f7ea5ee723b6c25803914eedb50250acf4

      SHA512

      6c30e7793f69508f6d9aa6edcec6930ba361628ef597e32c218e15d80586f5a86d89fcbee63a35eab7b1e0ae26277512f4c1a03df7912f9b7ff9a9a858cf3962

    • C:\Users\Public\7z1811\client32.ini

      Filesize

      641B

      MD5

      070e44bb65445b9811e938a52818736e

      SHA1

      44d64648d74882537cd7fefe0f548fa65045a386

      SHA256

      12b8cbfdc4e9fbd81b889fe28e1064745e9940ce6068b460c225b1bef3d9c818

      SHA512

      a4abd44501f3488ef8015feac37642ac64ee7d10f078a5cde9ce68ca7833377472a6defac5325960d01d97cc02f577fec2983b4b4bedbb7f0fd807474a782a74

    • C:\Users\Public\7z1811\pcicapi.dll

      Filesize

      32KB

      MD5

      dcde2248d19c778a41aa165866dd52d0

      SHA1

      7ec84be84fe23f0b0093b647538737e1f19ebb03

      SHA256

      9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917

      SHA512

      c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166

    • memory/368-0-0x00007FF989863000-0x00007FF989865000-memory.dmp

      Filesize

      8KB

    • memory/368-14-0x00007FF989860000-0x00007FF98A321000-memory.dmp

      Filesize

      10.8MB

    • memory/368-12-0x00007FF989860000-0x00007FF98A321000-memory.dmp

      Filesize

      10.8MB

    • memory/368-11-0x00007FF989860000-0x00007FF98A321000-memory.dmp

      Filesize

      10.8MB

    • memory/368-1-0x0000023DEA9F0000-0x0000023DEAA12000-memory.dmp

      Filesize

      136KB

    • memory/3672-18-0x00007FF68AC00000-0x00007FF68AC10000-memory.dmp

      Filesize

      64KB

    • memory/3672-20-0x00007FF68AC00000-0x00007FF68AC10000-memory.dmp

      Filesize

      64KB

    • memory/4832-21-0x00007FF665B30000-0x00007FF665B40000-memory.dmp

      Filesize

      64KB

    • memory/4832-15-0x00007FF665B30000-0x00007FF665B40000-memory.dmp

      Filesize

      64KB

    • memory/4832-17-0x00007FF9A5F6C000-0x00007FF9A5F6D000-memory.dmp

      Filesize

      4KB

    • memory/4832-16-0x00007FF965F50000-0x00007FF965F60000-memory.dmp

      Filesize

      64KB