Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 14:36

General

  • Target
    RC7.exe
  • Size 3.9MB
  • Sample260801-ry3eeabh78
  • SHA256 27db524e45cbdba4ef9be81e5520f9e02609eedc629751f89cd72d0b343c6c26
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 6 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Loads dropped DLL 6 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • 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.

  • Delays execution with timeout.exe 7 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RC7.exe
    "C:\Users\Admin\AppData\Local\Temp\RC7.exe"
    1⤵
    • Downloads MZ/PE file
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\RC7.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_d4c9a9fa66c24a289d2ea4df297023a4.cs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4780
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES18CE.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCB6D4250AF15A492C91E850AA946595C.TMP"
        3⤵
          PID:3412
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\rc7_bootstrap.bat"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1720
        • C:\Windows\system32\mode.com
          mode con: cols=80 lines=25
          3⤵
            PID:2904
          • C:\Windows\system32\chcp.com
            chcp 65001
            3⤵
              PID:1196
            • C:\Windows\system32\timeout.exe
              timeout /t 2 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:2024
            • C:\Windows\system32\timeout.exe
              timeout /t 3 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:1004
            • C:\Windows\system32\timeout.exe
              timeout /t 8 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:2500
            • C:\Windows\system32\timeout.exe
              timeout /t 6 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:4960
            • C:\Windows\system32\timeout.exe
              timeout /t 3 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:3664
            • C:\Windows\system32\timeout.exe
              timeout /t 2 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:4564
            • C:\Windows\system32\timeout.exe
              timeout /t 3 /nobreak
              3⤵
              • Delays execution with timeout.exe
              PID:692
          • C:\Program Files\7-Zip\7z.exe
            "C:\Program Files\7-Zip\7z.exe" x "C:\RC7\Old Scripts\old scripts.rar" -o"C:\RC7\Old Scripts" -y
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3936

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              Ganexius.txt

              • Path C:\RC7\Old Scripts\Ganexius.txt
              • Size 71KB
              • SHA256 d30bc6463d50d46166ea6e6679f9ca276fdde059794c33d18b21873774393a78
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Grasp Of Midas.txt

              • Path C:\RC7\Old Scripts\Grasp Of Midas.txt
              • Size 66KB
              • SHA256 ed1e298aa8835e431cde732523b36343ba20a4545c0df9d4635894367e1fff0e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Hyacintho Flamma Poenos.txt

              • Path C:\RC7\Old Scripts\Hyacintho Flamma Poenos.txt
              • Size 55KB
              • SHA256 5ae9db582a380a391dd7aed62d105ec53f59d4952b04fcb2bc175e90bfed3a13
              • MD5 SHA1 SHA512 SSDEEP TLSH

              old scripts.rar

              • Path C:\RC7\Old Scripts\old scripts.rar
              • Size 4.4MB
              • SHA256 8743f48444bf0576a9ea904599c2476b0f0ffd613a0b7a9890666f1f1e46ba73
              • MD5 SHA1 SHA512 SSDEEP TLSH

              RES18CE.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\RES18CE.tmp
              • Size 1KB
              • SHA256 f86da196e05c0dd3d849127f8046a1126828b9fd1fc1374a1b83e27a3bc2ac6b
              • MD5 SHA1 SHA512 TLSH

              rc7_bootstrap.bat

              • Path C:\Users\Admin\AppData\Local\Temp\rc7_bootstrap.bat
              • Size 3KB
              • SHA256 c9b5b796c6effd6b0c8823fcb01e9527e4e9d1af3e8d6ce9b9b4ad6aa7af2d56
              • MD5 SHA1 SHA512 TLSH

              libcrypto-3-x64.dll

              • Path C:\Users\Admin\AppData\Local\Xeno\nk\libcrypto-3-x64.dll
              • Size 7.1MB
              • SHA256 16e85806333aa3b3a4fe8c31c9402b78ee01a4a143e9031db165c48386dd6289
              • MD5 SHA1 SHA512 SSDEEP TLSH

              libcurl.dll

              • Path C:\Users\Admin\AppData\Local\Xeno\nk\libcurl.dll
              • Size 637KB
              • SHA256 8645f1b6bec48f061e54941ec1d9c5e4b8096ce1a80d8ea0a0353e4cb557f8f5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              libssl-3-x64.dll

              • Path C:\Users\Admin\AppData\Local\Xeno\nk\libssl-3-x64.dll
              • Size 1.4MB
              • SHA256 bfc059e16951fa90cc14489a8263f35c6703e762f2f5413682b4f7935bbced57
              • MD5 SHA1 SHA512 SSDEEP TLSH

              niggakernel.dll

              • Path C:\Users\Admin\AppData\Local\Xeno\nk\niggakernel.dll
              • Size 2.3MB
              • SHA256 f53ca2efa3f4151d06c1f37be14c3eba756a5fd895ba2e526d2738341631492c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              zlib1.dll

              • Path C:\Users\Admin\AppData\Local\Xeno\nk\zlib1.dll
              • Size 88KB
              • SHA256 f6b58fdde3bfef2c25c7254fadfed12d86d81c4a5c962262715868c48063fc76
              • MD5 SHA1 SHA512 SSDEEP TLSH

              CSCB6D4250AF15A492C91E850AA946595C.TMP

              • Path \??\c:\Users\Admin\AppData\Local\Temp\CSCB6D4250AF15A492C91E850AA946595C.TMP
              • Size 1KB
              • SHA256 c5a26f6a0d43de04bf54c9c20124122ae3144612d48f0d5d717b0bf220358a71
              • MD5 SHA1 SHA512 TLSH

              guardian_src_d4c9a9fa66c24a289d2ea4df297023a4.cs

              • Path \??\c:\Users\Admin\AppData\Local\Temp\guardian_src_d4c9a9fa66c24a289d2ea4df297023a4.cs
              • Size 4KB
              • SHA256 3ee1bf1ab210527e7543dc78ca3511904bf7770d571eb0d11746edd9f5bf814a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/4292-19-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-1394-0x0000000003340000-0x0000000003348000-memory.dmp

              memory/4292-65-0x0000000003310000-0x0000000003322000-memory.dmp

              memory/4292-18-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-15-0x00000000014B0000-0x00000000014BA000-memory.dmp

              memory/4292-6-0x000000001CA50000-0x000000001CD22000-memory.dmp

              memory/4292-7-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-0-0x00007FFAFD4FF000-0x00007FFAFD500000-memory.dmp

              memory/4292-1395-0x000000001FAD0000-0x000000001FCE2000-memory.dmp

              memory/4292-5-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-4-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-3-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-2-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp

              memory/4292-1-0x00000000005D0000-0x00000000009C4000-memory.dmp

              memory/4292-1421-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp