Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 04:33

General

  • Target
    f54422c6357b82ea13a41eac5b13ce7dc4a6afc0a016c380d2f4b59f88d36859.exe
  • Size 219KB
  • Sample240612-e61vbs1cpj
  • SHA256 f54422c6357b82ea13a41eac5b13ce7dc4a6afc0a016c380d2f4b59f88d36859
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 6 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 4 IoCs

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

  • Checks processor information in registry 2 TTPs 9 IoCs

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

  • Modifies registry class 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 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\f54422c6357b82ea13a41eac5b13ce7dc4a6afc0a016c380d2f4b59f88d36859.exe
    "C:\Users\Admin\AppData\Local\Temp\f54422c6357b82ea13a41eac5b13ce7dc4a6afc0a016c380d2f4b59f88d36859.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\Temp\asw.bb97d41b277901ba\avg_antivirus_free_online_setup.exe
      "C:\Windows\Temp\asw.bb97d41b277901ba\avg_antivirus_free_online_setup.exe" /cookie:mmm_bav_012_999_a7f_m:dlid_FREEGSR-GLOWEB-7453-PPC-BRAND-ICARUS /ga_clientid:cad6f5b6-b6a3-4419-86e8-54f450b3967f /edat_dir:C:\Windows\Temp\asw.bb97d41b277901ba
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4100
      • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus.exe
        C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus.exe /icarus-info-path:C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\icarus-info.xml /install /cookie:mmm_bav_012_999_a7f_m:dlid_FREEGSR-GLOWEB-7453-PPC-BRAND-ICARUS /edat_dir:C:\Windows\Temp\asw.bb97d41b277901ba /track-guid:cad6f5b6-b6a3-4419-86e8-54f450b3967f /sssid:4100
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1680
        • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus_ui.exe
          C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus_ui.exe /cookie:mmm_bav_012_999_a7f_m:dlid_FREEGSR-GLOWEB-7453-PPC-BRAND-ICARUS /edat_dir:C:\Windows\Temp\asw.bb97d41b277901ba /track-guid:cad6f5b6-b6a3-4419-86e8-54f450b3967f /sssid:4100 /er_master:master_ep_d9c71354-79e8-4a65-8ca9-22f72c7040da /er_ui:ui_ep_3c87adbb-ab97-4674-b300-39930e22993f
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          PID:412
        • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\icarus.exe
          C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\icarus.exe /cookie:mmm_bav_012_999_a7f_m:dlid_FREEGSR-GLOWEB-7453-PPC-BRAND-ICARUS /edat_dir:C:\Windows\Temp\asw.bb97d41b277901ba /track-guid:cad6f5b6-b6a3-4419-86e8-54f450b3967f /sssid:4100 /er_master:master_ep_d9c71354-79e8-4a65-8ca9-22f72c7040da /er_ui:ui_ep_3c87adbb-ab97-4674-b300-39930e22993f /er_slave:avg-av-vps_slave_ep_a95f990a-c597-439b-b272-2364b24b5159 /slave:avg-av-vps
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          PID:3392
        • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\icarus.exe
          C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\icarus.exe /cookie:mmm_bav_012_999_a7f_m:dlid_FREEGSR-GLOWEB-7453-PPC-BRAND-ICARUS /edat_dir:C:\Windows\Temp\asw.bb97d41b277901ba /track-guid:cad6f5b6-b6a3-4419-86e8-54f450b3967f /sssid:4100 /er_master:master_ep_d9c71354-79e8-4a65-8ca9-22f72c7040da /er_ui:ui_ep_3c87adbb-ab97-4674-b300-39930e22993f /er_slave:avg-av_slave_ep_3bb9ca8b-d8d1-4b61-9927-b77ee6399ad4 /slave:avg-av
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks processor information in registry
          • Modifies registry class
          PID:5080
          • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\aswOfferTool.exe
            "C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\aswOfferTool.exe" -checkChromeReactivation -elevated -bc=AWFC
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:1904
            • C:\Users\Public\Documents\aswOfferTool.exe
              "C:\Users\Public\Documents\aswOfferTool.exe" -checkChromeReactivation -bc=AWFC
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:4504
          • C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\aswOfferTool.exe
            "C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\aswOfferTool.exe" -checkChrome -elevated
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:4768
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4040,i,7977653611488681184,6839495125838449898,262144 --variations-seed-version --mojo-platform-channel-handle=4340 /prefetch:8
    1⤵
      PID:1724

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          icarus.log

          • Path C:\ProgramData\AVG\Icarus\Logs\icarus.log
          • Size 63KB
          • SHA256 48ff7d00a22c1475d906baae565829930c524716bea0e2b31ffa970509b53807
          • MD5 SHA1 SHA512 SSDEEP

          sfx.log

          • Path C:\ProgramData\AVG\Icarus\Logs\sfx.log
          • Size 13KB
          • SHA256 511cc008cd473f7bb4caecf3dcc4c644045b326ceb4ca61ddd3839414583d921
          • MD5 SHA1 SHA512 SSDEEP

          sui.log

          • Path C:\ProgramData\AVG\Icarus\Logs\sui.log
          • Size 18KB
          • SHA256 5089203060ac330bcf81f3448edcc77af8b8cd6d8ba104d8497c32a4c8f1ccc8
          • MD5 SHA1 SHA512 SSDEEP

          proxy.ini

          • Path C:\ProgramData\AVG\Icarus\settings\proxy.ini
          • Size 278B
          • SHA256 8e511706c04e382e58153c274138e99a298e87e29e12548d39b7f3d3442878b9
          • MD5 SHA1 SHA512

          D566D7D7-DCD6-471C-8109-BE0AD33199E3

          • Path C:\Users\Admin\AppData\Local\Temp\D566D7D7-DCD6-471C-8109-BE0AD33199E3
          • Size 64B
          • SHA256 374d172fa5910a136fd3adba14744e6f740efc9dd62e34f870ea5698e349f60e
          • MD5 SHA1 SHA512

          F07D8C6A-04B6-4025-869C-70A788D7B5C0

          • Path C:\Users\Admin\AppData\Local\Temp\F07D8C6A-04B6-4025-869C-70A788D7B5C0
          • Size 72B
          • SHA256 23ff3119ec17538101a4f800cf3759d8cbe0a47e4da62df2ce66909d4f910760
          • MD5 SHA1 SHA512

          gcapi.dll

          • Path C:\Users\Public\Documents\gcapi.dll
          • Size 867KB
          • SHA256 e0d08b9da7e502ad8c75f8be52e9a08a6bcd0c5f98d360704173be33777e4905
          • MD5 SHA1 SHA512 SSDEEP

          config.def

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\config.def
          • Size 583B
          • SHA256 a98977649c4c1e25f732e3023515cac1cf5d54df88d58c170dde6f895bc695fc
          • MD5 SHA1 SHA512

          dump_process.exe

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\dump_process.exe
          • Size 3.4MB
          • SHA256 c109510846192f6f93efb0955a784c302b07858c98a8548e861209b353a31e71
          • MD5 SHA1 SHA512 SSDEEP

          icarus_product.dll

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\icarus_product.dll
          • Size 851KB
          • SHA256 d060cb6368bf7df914a5f6619a3bcc51430558909434f7e565dcea484778d852
          • MD5 SHA1 SHA512 SSDEEP

          product-def.xml

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\product-def.xml
          • Size 57KB
          • SHA256 9e2ac05689165008170de29000cfc31e9aa497c2b6fd456fd877eebfb0aeeca4
          • MD5 SHA1 SHA512 SSDEEP

          product-info.xml

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av-vps\product-info.xml
          • Size 5KB
          • SHA256 67615180c9ed46f545d489870e1cf547c1d12a972fc1f6f9f17e04fb9845750e
          • MD5 SHA1 SHA512 SSDEEP

          aswOfferTool.exe

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\aswOfferTool.exe
          • Size 2.3MB
          • SHA256 90364dd980f0c7a8b126d5fb65c7788921e13aba273ad8fb296b5eba59778f12
          • MD5 SHA1 SHA512 SSDEEP

          config.def

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\config.def
          • Size 757B
          • SHA256 96976bd5ecb653aded30321685e44a59886901652c031de101e3a13326d61387
          • MD5 SHA1 SHA512

          config.def.edat

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\config.def.edat
          • Size 20KB
          • SHA256 b419fe15dd54882a70e9c1ff902467d2e1abfa8565a9cfd0770481ff0ac84e10
          • MD5 SHA1 SHA512 SSDEEP

          edition.edat

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\edition.edat
          • Size 2B
          • SHA256 e629fa6598d732768f7c726b4b621285f9c3b85303900aa912017db7617d8bdb
          • MD5 SHA1 SHA512

          icarus_product.dll

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\avg-av\icarus_product.dll
          • Size 6.0MB
          • SHA256 dfdcaa2c3313544eeb19361a5fa343fe7e820a0ec6f37c6e6b866dd56f1e7c94
          • MD5 SHA1 SHA512 SSDEEP

          bug_report.exe

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\bug_report.exe
          • Size 4.8MB
          • SHA256 0bc7930fe347a5a4a0ad244f60122a4635baf0695ca30c9ac8df923f540013e6
          • MD5 SHA1 SHA512 SSDEEP

          icarus.exe

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus.exe
          • Size 7.7MB
          • SHA256 dfefb27fc9a96a2a7aab2059067d670178ede0f926215464d61c298e8e3f895f
          • MD5 SHA1 SHA512 SSDEEP

          icarus_mod.dll

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus_mod.dll
          • Size 14KB
          • SHA256 41ed21bcc7c2e31bd5d7b40f2fdf6fb4a27e07e07ff454a560ab9563265c7786
          • MD5 SHA1 SHA512 SSDEEP

          icarus_ui.exe

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\icarus_ui.exe
          • Size 11.7MB
          • SHA256 3342f6600ce7e3a7f88d041ad8f4a27fe8f06dc549c371d28eb202e4ec7e8064
          • MD5 SHA1 SHA512 SSDEEP

          product-def.xml

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\product-def.xml
          • Size 1.3MB
          • SHA256 10bd70200dc8414774e02c8751d7f35e5d8ee80657db4c2efc54369e1da59d2f
          • MD5 SHA1 SHA512 SSDEEP

          product-info.xml

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\product-info.xml
          • Size 9KB
          • SHA256 dc5ad9f2d6c6cc5c43c1f2fbb44008997de8c7a6cfdb22b3bbf061b10075284a
          • MD5 SHA1 SHA512 SSDEEP

          setupui.cont

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\common\setupui.cont
          • Size 381KB
          • SHA256 79f91b261fede95ab25c4a2ed1d118221552a33ba3e13c9746b1f3200bdfc4ef
          • MD5 SHA1 SHA512 SSDEEP

          icarus-info.xml

          • Path C:\Windows\Temp\asw-be755cd6-fd5e-4fdd-b21d-64d71b425530\icarus-info.xml
          • Size 1KB
          • SHA256 2a56114c0518e4b72d3501807ebcaf4964cb275106465b1e756a35ef5d1c7371
          • MD5 SHA1 SHA512

          avg_antivirus_free_online_setup.exe

          • Path C:\Windows\Temp\asw.bb97d41b277901ba\avg_antivirus_free_online_setup.exe
          • Size 1.5MB
          • SHA256 78d4d80014d4815cd798b44272dba55056b7955a22e29c66e96e2ff47f2bb9a8
          • MD5 SHA1 SHA512 SSDEEP