| File name: | npcap-1.55.exe |
| Full analysis: | https://app.any.run/tasks/6fae3bdd-e919-4790-a01f-ff4d0ce1efaf |
| Verdict: | Malicious activity |
| Analysis date: | October 13, 2021, 20:57:34 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive |
| MD5: | 31B91F6BEDCCDD87AD63E24188265AFF |
| SHA1: | 58A3B842B2B8C24D766EE45BBFFF3DDC5F51A8EA |
| SHA256: | 0BCC56AEF29B24985D7F658CD34013B08CB53AD5BF6B6AC2A982A5F6D4D95800 |
| SSDEEP: | 24576:IDwm1uwTDrlirXqb61NCmy4NPORLFll31NgMMNwEfWXNxoVZvd:eswPZiW+fbmRLFjlWMBS9d |
| .exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2021:07:25 00:40:31+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 28160 |
| InitializedDataSize: | 152576 |
| UninitializedDataSize: | 2048 |
| EntryPoint: | 0x3a59 |
| OSVersion: | 4 |
| ImageVersion: | 6 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.1.55.828 |
| ProductVersionNumber: | 5.1.55.828 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| FileDescription: | Npcap 1.55 installer |
| FileVersion: | 1.55 |
| LegalCopyright: | Copyright (c) 2021, Insecure.Com LLC. All rights reserved. |
| ProductName: | Npcap |
| ProductVersion: | 1.55 |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 24-Jul-2021 22:40:31 |
| Detected languages: |
|
| FileDescription: | Npcap 1.55 installer |
| FileVersion: | 1.55 |
| LegalCopyright: | Copyright (c) 2021, Insecure.Com LLC. All rights reserved. |
| ProductName: | Npcap |
| ProductVersion: | 1.55 |
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x000000C8 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 24-Jul-2021 22:40:31 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00006D73 | 0x00006E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.45544 |
.rdata | 0x00008000 | 0x000013EC | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.21696 |
.data | 0x0000A000 | 0x00022D18 | 0x00001800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.59112 |
.ndata | 0x0002D000 | 0x00021000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x0004E000 | 0x00004490 | 0x00004600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.89406 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.28961 | 1070 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 5.9993 | 3752 | UNKNOWN | English - United States | RT_ICON |
3 | 6.24459 | 2216 | UNKNOWN | English - United States | RT_ICON |
4 | 5.01502 | 1384 | UNKNOWN | English - United States | RT_ICON |
5 | 6.16057 | 1128 | UNKNOWN | English - United States | RT_ICON |
6 | 3.34146 | 744 | UNKNOWN | English - United States | RT_ICON |
7 | 3.04232 | 296 | UNKNOWN | English - United States | RT_ICON |
102 | 2.71813 | 180 | UNKNOWN | English - United States | RT_DIALOG |
103 | 2.6691 | 104 | UNKNOWN | English - United States | RT_GROUP_ICON |
105 | 2.67385 | 512 | UNKNOWN | English - United States | RT_DIALOG |
ADVAPI32.dll |
COMCTL32.dll |
GDI32.dll |
KERNEL32.dll |
SHELL32.dll |
USER32.dll |
ole32.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 632 | SCHTASKS.EXE /Create /F /RU SYSTEM /SC ONSTART /TN npcapwatchdog /TR "'C:\Program Files\Npcap\CheckStatus.bat'" /NP | C:\Windows\system32\SCHTASKS.EXE | — | nsC83F.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 948 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns66A3.tmp" "C:\Program Files\Npcap\NPFInstall.exe" -n -c | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns66A3.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 1988 | DrvInst.exe "4" "0" "C:\Users\admin\AppData\Local\Temp\{0387a25e-3d8a-1b7e-0dcb-615c75c4623a}\NPCAP.inf" "0" "605306be3" "00000540" "WinSta0\Default" "000005A0" "208" "C:\Program Files\Npcap" | C:\Windows\system32\DrvInst.exe | svchost.exe | ||||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Driver Installation Module Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2672 | "C:\Users\admin\AppData\Local\Temp\npcap-1.55.exe" | C:\Users\admin\AppData\Local\Temp\npcap-1.55.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Description: Npcap 1.55 installer Exit code: 3221226540 Version: 1.55 Modules
| |||||||||||||||
| 2820 | C:\Windows\system32\vssvc.exe | C:\Windows\system32\vssvc.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Microsoft� Volume Shadow Copy Service Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2936 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6780.tmp" "C:\Program Files\Npcap\NPFInstall.exe" -n -i | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6780.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 3056 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6712.tmp" "C:\Program Files\Npcap\NPFInstall.exe" -n -iw | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6712.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 3196 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\nsC83F.tmp" SCHTASKS.EXE /Create /F /RU SYSTEM /SC ONSTART /TN npcapwatchdog /TR "'C:\Program Files\Npcap\CheckStatus.bat'" /NP | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\nsC83F.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 3260 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns65C7.tmp" certutil -addstore -f "Root" "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\roots.p7b" | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns65C7.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 3320 | "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6306.tmp" "C:\Users\admin\AppData\Local\Temp\nst5029.tmp\NPFInstall.exe" -n -check_dll | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6306.tmp | — | npcap-1.55.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Npcap |
| Operation: | write | Name: | AdminOnly |
Value: 0 | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Npcap |
| Operation: | write | Name: | WinPcapCompatible |
Value: 1 | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Npcap |
| Operation: | write | Name: | (default) |
Value: C:\Program Files\Npcap | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NpcapInst |
| Operation: | write | Name: | UninstallString |
Value: "C:\Program Files\Npcap\uninstall.exe" | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NpcapInst |
| Operation: | write | Name: | QuietUninstallString |
Value: "C:\Program Files\Npcap\uninstall.exe" /S | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NpcapInst |
| Operation: | write | Name: | DisplayIcon |
Value: C:\Program Files\Npcap\uninstall.exe | |||
| (PID) Process: | (3604) npcap-1.55.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NpcapInst |
| Operation: | write | Name: | UninstallPath |
Value: C:\Program Files\Npcap | |||
| (PID) Process: | (3380) certutil.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3380) certutil.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43 |
| Operation: | write | Name: | Blob |
Value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| |||
| (PID) Process: | (3380) certutil.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 |
| Operation: | write | Name: | Blob |
Value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| |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3604 | npcap-1.55.exe | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\ns6306.tmp | executable | |
MD5:F9E61A25016DCB49867477C1E71A704E | SHA256:274E53DC8C5DDC273A6F5683B71B882EF8917029E2EAF6C8DBEE0C62D999225D | |||
| 3604 | npcap-1.55.exe | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\final.ini | text | |
MD5:5FAA58B0398F6C4442D5CFBC616B4531 | SHA256:4AF865B65FDBA7BB5C874F3D67BFDCE7EEAD2459A572E0681A6C067568AF4902 | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\WlanHelper.exe | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\NpcapHelper.exe | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\wpcap.dll | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\Packet.dll | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\Npcap\wpcap.dll | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Windows\system32\Npcap\Packet.dll | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\NPFInstall.exe | executable | |
MD5:— | SHA256:— | |||
| 3604 | npcap-1.55.exe | C:\Users\admin\AppData\Local\Temp\nst5029.tmp\options.ini | text | |
MD5:13A70D1FB5473932B6BECACCE3256EB8 | SHA256:6FB874CA5489CE28232F3451467A3E39047ECED5670830F813E5DEFA6A80D8F7 | |||
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1936 | svchost.exe | 20.73.194.208:443 | — | — | US | whitelisted |
— | — | 20.73.194.208:443 | — | — | US | whitelisted |