Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/06/2026, 12:45

General

  • Target
    MO_TA_VIEC_LAM_PDF.exe
  • Size 19.4MB
  • Sample260626-py547act4j
  • SHA256 719f689b34f47be8ca105ce8484948474dafde0e106bab599e4a89326070c3d0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Downloads MZ/PE file 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 20 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\MO_TA_VIEC_LAM_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\MO_TA_VIEC_LAM_PDF.exe"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\explorer.exe
      explorer.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Windows\explorer.exe
        explorer.exe
        3⤵
        • Downloads MZ/PE file
        • Drops file in System32 directory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1884
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe"
          4⤵
            PID:2476
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
            4⤵
              PID:4500
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe"
              4⤵
                PID:1880
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
                4⤵
                  PID:2668
          • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
            "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
            1⤵
              PID:3828
            • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
              "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
              1⤵
                PID:2060
              • C:\Users\Admin\AppData\Local\demo.exe
                C:\Users\Admin\AppData\Local\demo.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Checks processor information in registry
                • Enumerates system info in registry
                • Suspicious use of WriteProcessMemory
                PID:3528
                • C:\Windows\explorer.exe
                  explorer.exe
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:5016
                  • C:\Windows\explorer.exe
                    explorer.exe
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2944
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe"
                      4⤵
                        PID:2248
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
                        4⤵
                          PID:1284
                  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                    1⤵
                      PID:4412
                    • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                      "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                      1⤵
                        PID:4452
                      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                        1⤵
                          PID:4540
                        • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                          "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                          1⤵
                            PID:3292

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F
                                • Size 2KB
                                • SHA256 c28b84531af12c846a9622f1b3373c26cd479788b85502e6aee3866ee92efcbc
                                • MD5 SHA1 SHA512 TLSH

                                223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
                                • Size 2KB
                                • SHA256 c6c25f2814546991b227f44b281544df40a62c26c3cdb9ff23c928011c0aa841
                                • MD5 SHA1 SHA512 TLSH

                                A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA
                                • Size 727B
                                • SHA256 c43606ad0ba1e79a1f6b17a36486c2f2d4bc07d4bc3b63dd09d693e223d22367
                                • MD5 SHA1 SHA512 TLSH

                                B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
                                • Size 1KB
                                • SHA256 fbcd92d1f6b864d6eef724db91cdd3023d16406ff26d851fd7ebe02383e8422d
                                • MD5 SHA1 SHA512 TLSH

                                DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
                                • Size 2KB
                                • SHA256 e6ffa0d6a177681a72530e79405d082d62040c30d78578a90a54ef60b626cf23
                                • MD5 SHA1 SHA512 TLSH

                                07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F
                                • Size 484B
                                • SHA256 af6d8818cd43c806393c851be554c624451c3562265cfd23faa436eaecfe3da2
                                • MD5 SHA1 SHA512 TLSH

                                223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
                                • Size 450B
                                • SHA256 7095250e15419527d9aa4f87b7fa435fd4a4dae0f4166044ee2c940a2d426c41
                                • MD5 SHA1 SHA512 TLSH

                                A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA
                                • Size 484B
                                • SHA256 d71191db735e53ace429bdfb83b9a32d1157a3578caef4aad20591987cd4873b
                                • MD5 SHA1 SHA512 TLSH

                                B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
                                • Size 482B
                                • SHA256 7bd998146f69dbb6d0ceee6acd78497680edf18dee7dcc7545e91ddf5ea3e221
                                • MD5 SHA1 SHA512 TLSH

                                DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
                                • Size 474B
                                • SHA256 c55419e3974bfce42965874d808a2526703a58d9091caf5305a9bfca477ccf2e
                                • MD5 SHA1 SHA512 TLSH

                                SumatraPDF-settings.txt

                                • Path C:\Users\Admin\AppData\Local\SumatraPDF-settings.txt
                                • Size 2KB
                                • SHA256 71fa07dfd2cbae23a880630604680112b3766c5a43f94cb9e2f0828f8f70e2e5
                                • MD5 SHA1 SHA512 TLSH

                                cookies.json

                                • Path C:\Users\Admin\AppData\Local\b13vLp\Chrome\Default\cookies.json
                                • Size 341B
                                • SHA256 12c69ba025299a5bb33664bf9ae092f953ed821e3334dbec11326775107f5154
                                • MD5 SHA1 SHA512 TLSH

                                cookies.txt

                                • Path C:\Users\Admin\AppData\Local\b13vLp\Chrome\Default\cookies.txt
                                • Size 253B
                                • SHA256 cad4f2ab0b3e46a5d906e21bbdbaa2f98235d97379c0738148740651b8cabd73
                                • MD5 SHA1 SHA512 TLSH

                                fingerprint.json

                                • Path C:\Users\Admin\AppData\Local\b13vLp\Chrome\fingerprint.json
                                • Size 934B
                                • SHA256 33d11939e196b80f33260f9a529c3a18a8d83661756a577075448056a3df113c
                                • MD5 SHA1 SHA512 TLSH

                                demo.exe

                                • Path C:\Users\Admin\AppData\Local\demo.exe
                                • Size 19.4MB
                                • SHA256 719f689b34f47be8ca105ce8484948474dafde0e106bab599e4a89326070c3d0
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                fingerprint.json

                                • Path C:\Users\Admin\AppData\Local\gciaDU\Chrome\fingerprint.json
                                • Size 934B
                                • SHA256 776ad66ce9e10da26f327b7bbacdae05af53c350ead2ea8fa38c92c1d8ea619b
                                • MD5 SHA1 SHA512 TLSH

                                fingerprint.json

                                • Path C:\Users\Admin\AppData\Local\qJuYYD\Chrome\fingerprint.json
                                • Size 934B
                                • SHA256 b56ab75cb52fabda0aab8c7c191c0c2848c35db210b77cc184a36049a5bd54ae
                                • MD5 SHA1 SHA512 TLSH

                                uxtheme.dll

                                • Path C:\Users\Admin\AppData\Local\uxtheme.dll
                                • Size 220KB
                                • SHA256 20471a44987c563b0701f18e5fa20b797fe046674f67563c8904b9a90e056394
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/1884-49-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-43-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-32-0x0000000003D40000-0x0000000003EA5000-memory.dmp

                                memory/1884-35-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-46-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-52-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-51-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-50-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-7-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-48-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-47-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-45-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-44-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-42-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-41-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-40-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-39-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-0-0x00000000015A0000-0x00000000015A4000-memory.dmp

                                memory/1884-6-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-151-0x0000000004250000-0x00000000043EA000-memory.dmp

                                memory/1884-153-0x0000000004250000-0x00000000043EA000-memory.dmp

                                memory/1884-147-0x0000000004250000-0x00000000043EA000-memory.dmp

                                memory/1884-8-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-142-0x00000000041C0000-0x000000000435A000-memory.dmp

                                memory/1884-9-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-10-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-11-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-12-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-14-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-15-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-16-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-17-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-18-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-13-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/1884-1-0x00000000015B0000-0x0000000001605000-memory.dmp

                                memory/2944-77-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-95-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-107-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-106-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-104-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-103-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-102-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-101-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-99-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-96-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-105-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-100-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-98-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-97-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-90-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-94-0x0000000003930000-0x0000000003ACA000-memory.dmp

                                memory/2944-61-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-69-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-73-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-68-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-71-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-72-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-70-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-75-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-76-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-78-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-79-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-80-0x0000000002620000-0x0000000002675000-memory.dmp

                                memory/2944-74-0x0000000002620000-0x0000000002675000-memory.dmp