Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/10/2026, 02:17

General

  • Target
    2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe
  • Size 907KB
  • Sample261013-cqs4fady6w
  • SHA256 886432643eaf910e43b51b6c39c76565e6ac6b8aac744dce14f3b2af0dc5a603
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Ramsay

    Ramsay is a cyber-espionage framework and spyware that collects documents from air-gapped networks.

  • Detects Ramsay payload 3 IoCs
  • Detects the HideDriver kernel rootkit component of Ramsay 2 IoCs
  • Detects Reflective DLL injection artifacts 2 IoCs
  • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 2 IoCs
  • UPX dump on OEP (original entry point) 4 IoCs
  • Executes dropped EXE 4 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in System32 directory 7 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5504
    • C:\Users\Admin\AppData\Local\Temp\vpgprnswbq.exe
      "C:\Users\Admin\AppData\Local\Temp\vpgprnswbq.exe" "C:\Users\Admin\AppData\Local\Temp\yvvtmkycao.exe" "C:\Users\Admin\AppData\Local\Temp\2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:252
      • C:\Users\Admin\AppData\Local\Temp\2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-10-11_2666dbd3cc7ab56f779f126bfee2f9bb_amadey_coinminer_darkgate_elex_manuscrypt_rhadamanthys_smoke-loader_stealc_stop.exe"
        3⤵
        • Executes dropped EXE
        PID:2152
    • C:\Users\Admin\AppData\Local\Temp\lutqoahhvk.exe
      C:\Users\Admin\AppData\Local\Temp\lutqoahhvk.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\System32\cmd.exe
        /c sc config msdtc obj= LocalSystem
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4060
        • C:\Windows\system32\sc.exe
          sc config msdtc obj= LocalSystem
          4⤵
          • Launches sc.exe
          PID:2612
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\0Uxeq2YL.bat"
        3⤵
        • Executes a command shell one-liner
        PID:3396
      • C:\Windows\System32\bindsvc.exe
        "C:\Windows\System32\bindsvc.exe"
        3⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        PID:5596
  • C:\Windows\system32\SearchIndexer.exe
    C:\Windows\system32\SearchIndexer.exe /Embedding
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5368
    • C:\Windows\System32\SearchProtocolHost.exe
      "C:\Windows\System32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"
      2⤵
      • Modifies data under HKEY_USERS
      PID:4296
    • C:\Windows\System32\SearchProtocolHost.exe
      "C:\Windows\System32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe_S-1-5-21-4154726816-2055034831-2297277433-10002_ Global\UsGthrCtrlFltPipeMssGthrPipe_S-1-5-21-4154726816-2055034831-2297277433-10002 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" "1"
      2⤵
        PID:3808
      • C:\Windows\System32\SearchFilterHost.exe
        "C:\Windows\System32\SearchFilterHost.exe" 840 2788 2756 824 {7FC3863B-7471-4B10-84E3-A5C2E0330618}
        2⤵
          PID:1460
        • C:\Windows\System32\SearchFilterHost.exe
          "C:\Windows\System32\SearchFilterHost.exe" 840 2816 2820 824 {06DC0F6A-A3E7-4365-A8E8-F674FE2E6361}
          2⤵
          • Modifies data under HKEY_USERS
          PID:4620
        • C:\Windows\System32\SearchProtocolHost.exe
          "C:\Windows\System32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe3_ Global\UsGthrCtrlFltPipeMssGthrPipe3 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"
          2⤵
          • Modifies data under HKEY_USERS
          PID:5508
        • C:\Windows\System32\SearchFilterHost.exe
          "C:\Windows\System32\SearchFilterHost.exe" 840 2788 2756 824 {7FC3863B-7471-4B10-84E3-A5C2E0330618}
          2⤵
            PID:4580
          • C:\Windows\System32\SearchFilterHost.exe
            "C:\Windows\System32\SearchFilterHost.exe" 840 2816 2820 824 {06DC0F6A-A3E7-4365-A8E8-F674FE2E6361}
            2⤵
              PID:1068

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                Windows.db

                • Path C:\ProgramData\Microsoft\Search\Data\Applications\Windows\Windows.db
                • Size 1020KB
                • SHA256 dfc882bf49f344593d444b1f23ddaee99aacba8d7c76db983e21ce0c33e76624
                • MD5 SHA1 SHA512 SSDEEP TLSH

                Windows.db-wal

                • Path C:\ProgramData\Microsoft\Search\Data\Applications\Windows\Windows.db-wal
                • Size 1.3MB
                • SHA256 241c4fded762190b086b34467989b38c1fb0b3af5cc3c2bd6e7fcea0431f07e0
                • MD5 SHA1 SHA512 SSDEEP TLSH

                0Uxeq2YL.bat

                • Path C:\Users\Admin\AppData\Local\Temp\0Uxeq2YL.bat
                • Size 196B
                • SHA256 5b412efc28649e0944611aaa33f43064c8fc023c168ab5134cede57bf81c7585
                • MD5 SHA1 SHA512 TLSH

                lutqoahhvk.exe

                • Path C:\Users\Admin\AppData\Local\Temp\lutqoahhvk.exe
                • Size 580KB
                • SHA256 3ab288c47914e33cc61985e46502158400faa9d7187b55c19039b8795504a290
                • MD5 SHA1 SHA512 SSDEEP TLSH

                vpgprnswbq.exe

                • Path C:\Users\Admin\AppData\Local\Temp\vpgprnswbq.exe
                • Size 51KB
                • SHA256 c25d90168fc2026d8ed2a69c066bd5a7e11004c3899928a7db24cb7636fc4d9e
                • MD5 SHA1 SHA512 SSDEEP TLSH

                yvvtmkycao.exe

                • Path C:\Users\Admin\AppData\Local\Temp\yvvtmkycao.exe
                • Size 201KB
                • SHA256 81dbd727a90add148edb360337010663d4a1a67fab0852867f3dec4f1d8254a1
                • MD5 SHA1 SHA512 SSDEEP TLSH

                trnmg.sdb

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\UserSetting\trnmg.sdb
                • Size 1022B
                • SHA256 0bfaa2d0d2667a63dfc74e6f16ffc7d6a1babd75f1468d1b953034d35e414b6f
                • MD5 SHA1 SHA512 TLSH

                bindsvc.exe

                • Path C:\Windows\System32\bindsvc.exe
                • Size 291KB
                • SHA256 d032bdc64c9451bbb653b346c5bd6ac9f83a91edeb0155497f098c8d6182ddee
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/2700-17-0x0000000000BF0000-0x0000000000D6A000-memory.dmp

                memory/2700-25-0x0000000000BF0000-0x0000000000D6A000-memory.dmp

                memory/2700-34-0x0000000000BF0000-0x0000000000D6A000-memory.dmp

                memory/4620-54-0x0000022E4F590000-0x0000022E4F81B000-memory.dmp