Analysis

  • max time kernel
    148s
  • max time network
    139s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 08:18

General

  • Target
    ccsetup_online_setup.exe
  • Size 1.7MB
  • Sample260722-j6958aysft
  • SHA256 2bed72371d6de71c06f12349a9d273c3e54e04d0e9b88fc2b4103c98fe6c7063
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 3 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 7 IoCs

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

  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ccsetup_online_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\ccsetup_online_setup.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus.exe
      C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus.exe /icarus-info-path:C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\icarus-info.xml /install /sssid:792
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2088
      • C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus_ui.exe
        C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus_ui.exe /sssid:792 /er_master:master_ep_4816305f-38b6-44ed-8ef8-8807280253cb /er_ui:ui_ep_087f360f-ca02-4aa6-8353-f2a4084f299a
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:5636
      • C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\piriform-ccl\icarus.exe
        C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\piriform-ccl\icarus.exe /sssid:792 /er_master:master_ep_4816305f-38b6-44ed-8ef8-8807280253cb /er_ui:ui_ep_087f360f-ca02-4aa6-8353-f2a4084f299a /er_slave:piriform-ccl_slave_ep_a3b125ba-b1cb-45ab-a927-189e5af4331d /slave:piriform-ccl
        3⤵
        • Writes to the Master Boot Record (MBR)
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        icarus.log

        • Path C:\ProgramData\Piriform\Icarus\Logs\icarus.log
        • Size 35KB
        • SHA256 66beb1cd2ad78f6a3eb20b08dc3f4ead945ee16bbe852ee5056d54e2ac327691
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sfx.log

        • Path C:\ProgramData\Piriform\Icarus\Logs\sfx.log
        • Size 7KB
        • SHA256 a34c7a4c94410092b184f89ccec0d73f660cd627df32a481d67d9c38be900ab9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sui.log

        • Path C:\ProgramData\Piriform\Icarus\Logs\sui.log
        • Size 9KB
        • SHA256 707cd6095c5378d560259fa260591415cacabad96e5a0834aa25ae5b0b2d289b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        temporary_proxy.ini

        • Path C:\ProgramData\Piriform\Icarus\settings\temporary_proxy.ini
        • Size 278B
        • SHA256 8e511706c04e382e58153c274138e99a298e87e29e12548d39b7f3d3442878b9
        • MD5 SHA1 SHA512 TLSH

        bug_report.exe

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\bug_report.exe
        • Size 6.0MB
        • SHA256 889f3632288997895a2faa2da18201564c3fa8b812c7087868e68ab09d920b5f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dump_process.exe

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\dump_process.exe
        • Size 3.8MB
        • SHA256 db86ebb3202f4e17bc890daec25cdc85ae3cfb378460f60bd5f9195d7b586663
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icarus.exe

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus.exe
        • Size 8.8MB
        • SHA256 094ae716bca95e01163dbd03b5f2877a646407a9c54c2e837a846e02174125e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icarus_ui.exe

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\icarus_ui.exe
        • Size 12.2MB
        • SHA256 09563e042918eb1c15647bb0ce66e952ade793781c054913d29c99fb61850334
        • MD5 SHA1 SHA512 SSDEEP TLSH

        product-def.xml

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\product-def.xml
        • Size 325KB
        • SHA256 c5369f180a8399691c4f5712f21c380c2a02866c1f3f3b3b329fe63d163ac467
        • MD5 SHA1 SHA512 SSDEEP TLSH

        product-info.xml

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\product-info.xml
        • Size 7KB
        • SHA256 b13f03042fb882ce6aaa9eb38ddc8011d94ef573eaa1355e59cd22dd7c73e394
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setupui.cont

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\common\setupui.cont
        • Size 191KB
        • SHA256 4d6acde9a68b34b03e636794f3878c1186ad3637c084a850de90ea23acf026bb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ecoo.edat

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\ecoo.edat
        • Size 21B
        • SHA256 35742a2615c579861f691d4e5297e140c80b6764f3d5cc826e81a71f778db73f
        • MD5 SHA1 SHA512

        icarus-info.xml

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\icarus-info.xml
        • Size 1KB
        • SHA256 48ce3819456209a800bad70d1d18c0bb6517dfaf87cca4b7ef6c11e87cd09827
        • MD5 SHA1 SHA512 TLSH

        config.def

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\piriform-ccl\config.def
        • Size 563B
        • SHA256 71642fa61d9aa626d2309fea82c11c261d67ad8a904c78819d7a49bccae8f30c
        • MD5 SHA1 SHA512 TLSH

        icarus_product.dll

        • Path C:\Windows\Temp\asw-97556a05-d8a4-42a6-9fe9-34543e02c420\piriform-ccl\icarus_product.dll
        • Size 843KB
        • SHA256 cacace6d2783540ddfae6c01cb14a9542750e88d0d6ecd2303b9d25b690e6b6c
        • MD5 SHA1 SHA512 SSDEEP TLSH