| File name: | 44.exe |
| Full analysis: | https://app.any.run/tasks/53c0ab57-e1d7-4606-b6ee-2f6ac5adcc83 |
| Verdict: | Malicious activity |
| Threats: | njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world. |
| Analysis date: | January 24, 2022, 22:09:47 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | AB882A80736C7A7F8F70530E9EEB5CCF |
| SHA1: | A123B86E4B1D5DB92B3FA7DD74096C746D3F5238 |
| SHA256: | AE9225C383CBDB69E7832115DFC7C235824C77B4F0A1BB7E5E51DC733AD47017 |
| SSDEEP: | 384:9Zyt4DQolYxOoyi0q1eU+UEJ8cFQPzgIij+ZsNO3PlpJKkkjh/TzF7pWnS/greTn:3IouIli0Uezl86wuXQ/oP/+L |
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0xc37e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 1536 |
| CodeSize: | 41984 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| TimeStamp: | 2022:01:24 23:09:32+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 24-Jan-2022 22:09:32 |
| 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: | 0x00000080 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 24-Jan-2022 22:09:32 |
| 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 | 0x00002000 | 0x0000A384 | 0x0000A400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.69817 |
.rsrc | 0x0000E000 | 0x00000400 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.51607 |
.reloc | 0x00010000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0815394 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1012 | "C:\Users\admin\AppData\Local\Temp\44.exe" | C:\Users\admin\AppData\Local\Temp\44.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 1960 | "C:\Program Files\Internet Explorer\iexplore.exe" http://www.upload.ee/image/2298158/koli.swf | C:\Program Files\Internet Explorer\iexplore.exe | 44.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Exit code: 1 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 2044 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1960 CREDAT:267521 /prefetch:2 | C:\Program Files\Internet Explorer\iexplore.exe | iexplore.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 2404 | C:\Windows\system32\Macromed\Flash\FlashUtil32_32_0_0_453_ActiveX.exe -Embedding | C:\Windows\system32\Macromed\Flash\FlashUtil32_32_0_0_453_ActiveX.exe | — | svchost.exe | |||||||||||
User: admin Company: Adobe Integrity Level: MEDIUM Description: Adobe� Flash� Player Installer/Uninstaller 32.0 r0 Exit code: 0 Version: 32,0,0,453 Modules
| |||||||||||||||
| 3564 | "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\admin\AppData\Local\Temp\.mp4" | C:\Program Files\VideoLAN\VLC\vlc.exe | 44.exe | ||||||||||||
User: admin Company: VideoLAN Integrity Level: MEDIUM Description: VLC media player Exit code: 3221225547 Version: 3.0.11 Modules
| |||||||||||||||
| 3792 | C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503} | C:\Windows\system32\DllHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3836 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe" -f "C:\Users\admin\AppData\Local\Temp\2848204" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | 44.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual Basic Command Line Compiler Exit code: 0 Version: 12.0.51209.34209 Modules
| |||||||||||||||
| (PID) Process: | (1012) 44.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (1012) 44.exe | Key: | HKEY_CURRENT_USER\Environment |
| Operation: | write | Name: | SEE_MASK_NOZONECHECKS |
Value: 1 | |||
| (PID) Process: | (1012) 44.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | Windows Update |
Value: "C:\Users\admin\AppData\Local\Temp\44.exe" .. | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPDaysSinceLastAutoMigration |
Value: 1 | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchLowDateTime |
Value: 731888320 | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchHighDateTime |
Value: 30937455 | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30937455 | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (1960) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2044 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_86C2A03C133240EC4C95180B9FD368BB | binary | |
MD5:— | SHA256:— | |||
| 1960 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63 | binary | |
MD5:— | SHA256:— | |||
| 1960 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63 | der | |
MD5:— | SHA256:— | |||
| 1960 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Last Active\{6942CBDC-7D62-11EC-9D0A-12A9866C77DE}.dat | binary | |
MD5:— | SHA256:— | |||
| 1960 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\favicon[2].ico | image | |
MD5:DA597791BE3B6E732F0BC8B20E38EE62 | SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07 | |||
| 2044 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\DY534W2X\koli[1].swf | swf | |
MD5:95678BC72A9371EC8C3DC953D05E1B70 | SHA256:C57E96F04B14E2CABDDD4B4E4F77E730CE7AD7F4D3613719BFF151CFFF3B9154 | |||
| 2044 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\709A8EC0F6D3194AD001E9041914421F_E172EF98249A059D307448253E7A9453 | der | |
MD5:— | SHA256:— | |||
| 2044 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 | binary | |
MD5:— | SHA256:— | |||
| 1960 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DF23181043748BB36A.TMP | gmc | |
MD5:— | SHA256:— | |||
| 2044 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_86C2A03C133240EC4C95180B9FD368BB | der | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2044 | iexplore.exe | GET | 302 | 51.91.30.159:80 | http://www.upload.ee/image/2298158/koli.swf | GB | — | — | whitelisted |
2044 | iexplore.exe | POST | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/ | US | der | 471 b | whitelisted |
1960 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%3D | US | der | 1.47 Kb | whitelisted |
2044 | iexplore.exe | POST | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/ | US | der | 471 b | whitelisted |
2044 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAeYNgOt45kIIZygDCe8imw%3D | US | der | 471 b | whitelisted |
2044 | iexplore.exe | GET | 200 | 2.16.106.171:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?999b7e6b8630fe11 | unknown | compressed | 4.70 Kb | whitelisted |
2044 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBR0tOcjGcdlkhVARHvHzj6Qwhh26wQUpI3lvnx55HAjbS4pNK0jWNz1MX8CEAqDOmSasIXLXYQmEh4hS00%3D | US | der | 471 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2044 | iexplore.exe | 51.91.30.159:80 | www.upload.ee | — | GB | suspicious |
2044 | iexplore.exe | 2.18.233.74:443 | geo2.adobe.com | Akamai International B.V. | — | whitelisted |
1960 | iexplore.exe | 204.79.197.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
1012 | 44.exe | 3.142.167.4:10529 | 8.tcp.ngrok.io | — | US | malicious |
1012 | 44.exe | 3.142.167.54:10529 | 8.tcp.ngrok.io | — | US | malicious |
2044 | iexplore.exe | 51.91.30.159:443 | www.upload.ee | — | GB | suspicious |
2044 | iexplore.exe | 2.16.106.171:80 | ctldl.windowsupdate.com | Akamai International B.V. | — | whitelisted |
2044 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
1960 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
8.tcp.ngrok.io |
| malicious |
www.upload.ee |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
geo2.adobe.com |
| whitelisted |
api.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
— | — | Potential Corporate Privacy Violation | ET POLICY DNS Query to a *.ngrok domain (ngrok.io) |
1012 | 44.exe | A Network Trojan was detected | ET TROJAN Generic njRAT/Bladabindi CnC Activity (ll) |
— | — | Potential Corporate Privacy Violation | ET POLICY DNS Query to a *.ngrok domain (ngrok.io) |
Process | Message |
|---|---|
vlc.exe | main libvlc debug: VLC media player - 3.0.11 Vetinari
|
vlc.exe | main libvlc debug: Copyright � 1996-2020 the VideoLAN team
|
vlc.exe | main libvlc debug: revision 3.0.11-0-gdc0c5ced72
|
vlc.exe | main libvlc debug: configured with ../extras/package/win32/../../../configure '--enable-update-check' '--enable-lua' '--enable-faad' '--enable-flac' '--enable-theora' '--enable-avcodec' '--enable-merge-ffmpeg' '--enable-dca' '--enable-mpc' '--enable-libass' '--enable-schroedinger' '--enable-realrtsp' '--enable-live555' '--enable-dvdread' '--enable-shout' '--enable-goom' '--enable-caca' '--enable-qt' '--enable-skins2' '--enable-sse' '--enable-mmx' '--enable-libcddb' '--enable-zvbi' '--disable-telx' '--enable-nls' '--host=i686-w64-mingw32' '--with-breakpad=https://win.crashes.videolan.org' 'host_alias=i686-w64-mingw32' 'PKG_CONFIG_LIBDIR=/home/jenkins/workspace/vlc-release/windows/vlc-release-win32-x86/contrib/i686-w64-mingw32/lib/pkgconfig'
|
vlc.exe | main libvlc debug: using multimedia timers as clock source
|
vlc.exe | main libvlc debug: min period: 1 ms, max period: 1000000 ms
|
vlc.exe | main libvlc debug: searching plug-in modules
|
vlc.exe | main libvlc debug: loading plugins cache file C:\Program Files\VideoLAN\VLC\plugins\plugins.dat
|
vlc.exe | main libvlc debug: recursively browsing `C:\Program Files\VideoLAN\VLC\plugins'
|
vlc.exe | main libvlc debug: plug-ins loaded: 494 modules
|