Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/10/2026, 20:14

General

  • Target
    2026-10-14_642e4224f78f6f3be35cf500af87264e_amadey_avoslocker_darkgate_elex_glassworm_helldown_hijac.exe
  • Size 14.0MB
  • Sample261014-yz43ysht3l
  • SHA256 a662943e7ecbaead33a8a9b1d6a7ac724ddefb6125c39429a679b43403b182eb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 8 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 6 IoCs

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

  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-14_642e4224f78f6f3be35cf500af87264e_amadey_avoslocker_darkgate_elex_glassworm_helldown_hijac.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-14_642e4224f78f6f3be35cf500af87264e_amadey_avoslocker_darkgate_elex_glassworm_helldown_hijac.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5348
    • C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.10.3169\79F0CE3B-26B7-4563-8512-D0C7037D88B9\PDFSuite20.exe
      "C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.10.3169\79F0CE3B-26B7-4563-8512-D0C7037D88B9\PDFSuite20.exe" /update=start /welcome
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2644
      • C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.52.3306\9855A207-0086-43B8-A2F9-24079053B0CC\PDFSuite20.exe
        "C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.52.3306\9855A207-0086-43B8-A2F9-24079053B0CC\PDFSuite20.exe" /update=finish /welcome
        3⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2008
        • C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe
          "C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe" /RegServer
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:4108
        • C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe
          "C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe" /welcome /no-check-updates
          4⤵
          • Executes dropped EXE
          • Reads the TCP/IP host and domain name from the registry
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:4432
        • C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe
          "C:\ProgramData\PDF Suite 20\Installation\PDFSuite20.exe" /CleanupTempFolder /ParentProcessId=2008
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3464

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        2026.10.14_21.14.29_2026-10-14_642e4224f78f6f3be35cf500af87264e_amadey_avoslocker_darkgate_elex_glassworm_helldown_hijac_5348.txt

        • Path C:\ProgramData\PDF Suite 20\Installation\logs\2026.10.14_21.14.29_2026-10-14_642e4224f78f6f3be35cf500af87264e_amadey_avoslocker_darkgate_elex_glassworm_helldown_hijac_5348.txt
        • Size 1KB
        • SHA256 1baf7d9adffb20d13399f769b685e7dc321d57ef136dca235dc8f1d4be5c5d36
        • MD5 SHA1 SHA512 TLSH

        2026.10.14_21.14.32_PDFSuite20_2644.txt

        • Path C:\ProgramData\PDF Suite 20\Installation\logs\2026.10.14_21.14.32_PDFSuite20_2644.txt
        • Size 1KB
        • SHA256 d09c1442702c59f7b669a2d668d6cba15d927ee202904d3e96fb3f61c3d5c58f
        • MD5 SHA1 SHA512 TLSH

        2026.10.14_21.14.40_PDFSuite20_2008.txt

        • Path C:\ProgramData\PDF Suite 20\Installation\logs\2026.10.14_21.14.40_PDFSuite20_2008.txt
        • Size 1KB
        • SHA256 676c80e2c319edc9d271f912ad4c6a3314ec58d0f39974792cedccc2f3668923
        • MD5 SHA1 SHA512 TLSH

        updates-info.json

        • Path C:\ProgramData\PDF Suite 20\Installation\updates-info.json
        • Size 2KB
        • SHA256 2d3785857758ab8f0c8573519b1df048d2bd5c6a7ecfd4e0c9727107842b3e44
        • MD5 SHA1 SHA512 TLSH

        698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
        • Size 471B
        • SHA256 b6ee29e2257f344fd859e326a17e80a16690fc13cbd2c9a1fd2f75a2257a2cca
        • MD5 SHA1 SHA512 TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 1KB
        • SHA256 791735e52af30a1c6a750df3837784a34cfe763332e5b45acfd731ddaa159b83
        • MD5 SHA1 SHA512 TLSH

        8C7F1D8619347684DFBCB844964213E1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8C7F1D8619347684DFBCB844964213E1
        • Size 310B
        • SHA256 8bac41c9ce88ea0d2cc60d94ec6be0239a84b809df5aab4d517b400e6bfe833e
        • MD5 SHA1 SHA512 TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_627195D761F7715D3B72D0DCB397B7C9

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_627195D761F7715D3B72D0DCB397B7C9
        • Size 727B
        • SHA256 1e65d4f35fc657278c12f62b559c3f866753d748ad3489773d0b52e4858ddc0c
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
        • Size 529B
        • SHA256 39c727d70b8bdf5fc324233d0823555eb66ce846119609a22d1cebedbc3cf80c
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 727B
        • SHA256 6cffa6aafff2185baf6aaafe651f52e8718763f51e76217fa3242a4ea5a47c7e
        • MD5 SHA1 SHA512 TLSH

        698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
        • Size 400B
        • SHA256 a7bf8c0a028392a5b8fad60ec16866fbca1bdaa8bc0363827fc62b8111d8f332
        • MD5 SHA1 SHA512 TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 174B
        • SHA256 d5c9d8720fb4303c83107c2adb9f93077f69352e80557173292cb24e6d1b761b
        • MD5 SHA1 SHA512 TLSH

        8C7F1D8619347684DFBCB844964213E1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8C7F1D8619347684DFBCB844964213E1
        • Size 192B
        • SHA256 a3a5d9b4e3360775de12243c070f3a815d6dca3c346a3d0f8c5566b4f489a6d4
        • MD5 SHA1 SHA512 TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_627195D761F7715D3B72D0DCB397B7C9

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_627195D761F7715D3B72D0DCB397B7C9
        • Size 404B
        • SHA256 904ddf21a2dd757523d257a05dabbfa2a718cd07eec3e7d17f0d1d20e3b89c44
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
        • Size 170B
        • SHA256 ebe3e6f4ff0dd661b3b243fe60f7709d2faeda54baf58b2f5b1f3de7e94fe6df
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 412B
        • SHA256 7731497b947138022281b340143427913c80e5659db68360475c0372480ef877
        • MD5 SHA1 SHA512 TLSH

        PDFSuite20.exe

        • Path C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.10.3169\79F0CE3B-26B7-4563-8512-D0C7037D88B9\PDFSuite20.exe
        • Size 14.0MB
        • SHA256 a662943e7ecbaead33a8a9b1d6a7ac724ddefb6125c39429a679b43403b182eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PDFSuite20.exe

        • Path C:\Users\Admin\AppData\Local\Temp\PDFSuite20\20.0.52.3306\9855A207-0086-43B8-A2F9-24079053B0CC\PDFSuite20.exe
        • Size 12.4MB
        • SHA256 17e3552e611d1d8f6c9121ec74c26a8ffc67ec3ac8f5ca83088624fb76cd0af6
        • MD5 SHA1 SHA512 SSDEEP TLSH