Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 01:40

General

  • Target
    2026-08-16_ffec4cc961e4f01c11087f2033a9fae7_amadey_coinminer_elex_hijackloader_smoke-loader_stealc_stop_tofsee_vidar.exe
  • Size 14.5MB
  • Sample260816-b3jvvsxcnc
  • SHA256 d2ec4fe0c63938ba862891b9a1a5ea49d3667f98c1366248a56970141d84bde5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Launches sc.exe 2 IoCs

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

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-16_ffec4cc961e4f01c11087f2033a9fae7_amadey_coinminer_elex_hijackloader_smoke-loader_stealc_stop_tofsee_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_ffec4cc961e4f01c11087f2033a9fae7_amadey_coinminer_elex_hijackloader_smoke-loader_stealc_stop_tofsee_vidar.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_AABCBBBCBABAACBACABACAABCBCACCACCCACBACBCAAACBCBBBBCAABABABABBCAAABBAAACACABBCABABCCABBABBAAAAABBBBCBCA" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe" /sc minute /mo 30 /ru SYSTEM /f
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_AABCBBBCBABAACBACABACAABCBCACCACCCACBACBCAAACBCBBBBCAABABABABBCAAABBAAACACABBCABABCCABBABBAAAAABBBBCBCA" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1512
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe" start= auto displayName= "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe" start= auto displayName= "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1256
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2964
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_CACBABCABBACBAACBCCCAABABABBAABABCCCCAACCABAAAAAABA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2988
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:120
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:6084
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AABACCBBBBCBBACABBBCCBCABABCACCAAAABACBBAACBAAACBBACBAB.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AABACCBBBBCBBACABBBCCBCABABCACCAAAABACBBAACBAAACBBACBAB.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1568
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe
      1⤵
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2040

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          qap`g`v~dtlq

          • Path C:\PerfLogs\qap`g`v~dtlq
          • Size 10B
          • SHA256 9787c1f0906602ac4bdd2b0e682a9bb67565deb64db167830198ab437b699dd8
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\ProgramData\Microsoft\Crypto\PCPKSP\qap`g`v~dtlq
          • Size 10B
          • SHA256 3e1fdca2e54b991fb1aa71e5e5e6ba238459cd9efd7d7d2c5d9587db2b4ea0bb
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\ProgramData\Microsoft\Vault\AC658CB4-9126-49BD-B877-31EEDAB3F204\qap`g`v~dtlq
          • Size 10B
          • SHA256 a2eb27ac6893afa652233c69fd8a44ca4e2cb45a7d2433f61256c74fb821bb02
          • MD5 SHA1 SHA512

          windowsdesktop-runtime-8.0.15-win-x64.exe

          • Path C:\ProgramData\Package Cache\{5625bb48-295c-4113-bc92-d6a69b19b04c}\windowsdesktop-runtime-8.0.15-win-x64.exe
          • Size 15.1MB
          • SHA256 f4aee49cd45b30a25ddec5da68ed0ff1272c2026e2973da5c96ef83aa74a9f73
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qap`g`v~dtlq

          • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\qap`g`v~dtlq
          • Size 10B
          • SHA256 de1d87ede53e3568d9f771eeda4a4059a6ab3ec0276c2b6948e36bb5865d6987
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\ProgramData\Packages\qap`g`v~dtlq
          • Size 10B
          • SHA256 1a0526a5d25889ef45716668a904f8cd598901182620c360f57c3bcdec54867d
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\CookieReadinessList\qap`g`v~dtlq
          • Size 10B
          • SHA256 ed2cdaa8a2a99b7a410390f46cc4b484ed572aa5c8da247f55ea678b7476d3b2
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\platforms\qap`g`v~dtlq
          • Size 10B
          • SHA256 b0e84f8179ee2aca656692eeb4c87c9c18ee5a79ac7a72d69ce13dc5a0114291
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\Backup\qap`g`v~dtlq
          • Size 10B
          • SHA256 906897bb6ef250df72162f479bf8415d393b6ccb0bc8123b3103eba9081fb016
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Roaming\WriteClose\qap`g`v~dtlq
          • Size 10B
          • SHA256 1c302b5f88926d5a4c91d4bcb3f28ab5ef5343e215674edd0a9890510d88e766
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 99a91d63a03c6db05b78211ded4bc9296488a403f17fffd05dae033fa9ca33a1
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 a6d0644f2707bb5bd22aac6dba2ac4b7daa2355e7ed3e52563bd16a95ec4668f
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 2a0b4edb2c52c310d0bd745642520ebd2e6632f07b4eddae677a07f9664f6c69
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 cbb490fcfa71e737acb237de4bfc2a26747077c5832096ea61d90f76a392578f
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 6805ee3a73095d801137b3b8b3536d2c6724e347f2bb7055136060de82bd7e92
          • MD5 SHA1 SHA512

          svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CAAACAABCAABACAABAABCCBBACBAABBBACBBCACABAACCBCBACBACBC.exe
          • Size 14.5MB
          • SHA256 d2ec4fe0c63938ba862891b9a1a5ea49d3667f98c1366248a56970141d84bde5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          virus_log.txt

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
          • Size 926B
          • SHA256 f7cdc58938293ee8378cb7e714f31fbea1992a3df9e96ea31312d148c1cb2038
          • MD5 SHA1 SHA512 TLSH

          memory/120-33-0x0000000000260000-0x0000000000281000-memory.dmp

          memory/120-23-0x0000000000260000-0x0000000000281000-memory.dmp

          memory/1568-69-0x0000000000C20000-0x0000000000C41000-memory.dmp

          memory/2040-72-0x0000000000260000-0x0000000000281000-memory.dmp

          memory/4104-6-0x0000000000A10000-0x0000000000A31000-memory.dmp