| URL: | https://disk.yandex.ru/d/b9zMfUFHnRhQtA |
| Full analysis: | https://app.any.run/tasks/7f03f3ea-bf79-462e-a5e3-42b2862eec2f |
| 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: | February 02, 2022, 16:55:06 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MD5: | 0D712D0D3A5F430A93070837B83418F0 |
| SHA1: | ACE976CFBA9B005BC1CB955FF4514BB35F5919DC |
| SHA256: | B23F35FDBFAB8482057BD631581488E93106D70374E0F58D5653B9CF98C9072D |
| SSDEEP: | 3:N8U2WuoC5j:2U27oCF |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1780 | C:\Users\admin\AppData\Local\Temp/StUpdate.exe | C:\Users\admin\AppData\Local\Temp\StUpdate.exe | taskeng.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 1788 | "C:\Users\admin\AppData\Local\Temp\server.exe" | C:\Users\admin\AppData\Local\Temp\server.exe | Cryptotab.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2148 | schtasks /create /sc minute /mo 1 /tn StUpdate /tr C:\Users\admin\AppData\Local\Temp/StUpdate.exe | C:\Windows\system32\schtasks.exe | — | server.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2248 | netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE | C:\Windows\system32\netsh.exe | — | server.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Network Command Shell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2344 | "C:\Users\admin\AppData\Local\Temp\3582-490\tmp6AD1.tmp.exe" | C:\Users\admin\AppData\Local\Temp\3582-490\tmp6AD1.tmp.exe | tmp6AD1.tmp.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2440 | "C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\Cryptotab.exe" | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\Cryptotab.exe | iexplore.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2776 | C:\Users\admin\AppData\Local\Temp/StUpdate.exe | C:\Users\admin\AppData\Local\Temp\StUpdate.exe | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221226540 Modules
| |||||||||||||||
| 3264 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3764 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
| |||||||||||||||
| 3352 | netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE | C:\Windows\system32\netsh.exe | — | server.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Network Command Shell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3764 | "C:\Program Files\Internet Explorer\iexplore.exe" "https://disk.yandex.ru/d/b9zMfUFHnRhQtA" | C:\Program Files\Internet Explorer\iexplore.exe | Explorer.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
| |||||||||||||||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPDaysSinceLastAutoMigration |
Value: 1 | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchLowDateTime |
Value: | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchHighDateTime |
Value: 30939221 | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30939221 | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main |
| Operation: | write | Name: | CompatibilityFlags |
Value: 0 | |||
| (PID) Process: | (3764) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 | binary | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\68FAF71AF355126BCA00CE2E73CC7374_77B682CF3AAC7B00161DFFF7DEA4CC8C | der | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1B1F4BA66CDBFEC85A20E11BF729AF23_AA85F8F9DAFF33153B5AEC2E983B94B6 | der | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1B1F4BA66CDBFEC85A20E11BF729AF23_AA85F8F9DAFF33153B5AEC2E983B94B6 | binary | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E887E036775F4159E2816B7B9E527E5F_D0F3378B0A5E09534CCA8798569940EB | binary | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\68FAF71AF355126BCA00CE2E73CC7374_77B682CF3AAC7B00161DFFF7DEA4CC8C | binary | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E887E036775F4159E2816B7B9E527E5F_ADE58CF9589C2D8854882E94BDAA0990 | der | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E887E036775F4159E2816B7B9E527E5F_D0F3378B0A5E09534CCA8798569940EB | der | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\OK70E33S.txt | text | |
MD5:— | SHA256:— | |||
| 3264 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E887E036775F4159E2816B7B9E527E5F_ADE58CF9589C2D8854882E94BDAA0990 | binary | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3264 | iexplore.exe | GET | 200 | 2.16.186.163:80 | http://subca.ocsp-certum.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBR5iK7tYk9tqQEoeQhZNkKcAol9bgQUjEPEy22YwaechGnr30oNYJY6w%2FsCEQCTkoVAAWVxX5R%2FKI%2FvyZso | unknown | der | 1.50 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 5.45.205.243:80 | http://yandex.ocsp-responder.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBStniMGfahyWUWDEeSLUFbNR9JLAgQUN1zjGeCyjqGoTtLPq9Dc4wtcNU0CEFDje3I7MASsbiBNGm3xtrE%3D | RU | der | 1.48 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 5.45.205.243:80 | http://yandex.ocsp-responder.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBStniMGfahyWUWDEeSLUFbNR9JLAgQUN1zjGeCyjqGoTtLPq9Dc4wtcNU0CEDOB3I9UeYBPeBwD%2BBgMzcg%3D | RU | der | 1.48 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 5.45.205.243:80 | http://yandex.ocsp-responder.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBStniMGfahyWUWDEeSLUFbNR9JLAgQUN1zjGeCyjqGoTtLPq9Dc4wtcNU0CEHoHzpzggMLl%2Fc8M87bvClo%3D | RU | der | 1.48 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 5.45.205.243:80 | http://yandex.ocsp-responder.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBStniMGfahyWUWDEeSLUFbNR9JLAgQUN1zjGeCyjqGoTtLPq9Dc4wtcNU0CED3qPfT1yuXcCePg2RUC75o%3D | RU | der | 1.48 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 5.45.205.243:80 | http://yandex.ocsp-responder.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBStniMGfahyWUWDEeSLUFbNR9JLAgQUN1zjGeCyjqGoTtLPq9Dc4wtcNU0CEGlTKIPuh018TJJ9M3J8QXw%3D | RU | der | 1.48 Kb | whitelisted |
3264 | iexplore.exe | GET | 200 | 2.16.186.163:80 | http://subca.ocsp-certum.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBTYOkzrrCGQj08njZXbUQQpkoUmuQQUCHbNywf%2FJPbFze27kLzihDdGdfcCEQDkBUeDDgxkUpdvejVJwN1I | unknown | der | 1.54 Kb | whitelisted |
3764 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | der | 471 b | whitelisted |
3264 | iexplore.exe | GET | 200 | 23.32.238.232:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?ee603c9ebd0850fb | US | compressed | 4.70 Kb | whitelisted |
3764 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%3D | US | der | 1.47 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3264 | iexplore.exe | 93.158.134.119:443 | mc.yandex.ru | YANDEX LLC | RU | whitelisted |
3764 | iexplore.exe | 13.107.22.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
3264 | iexplore.exe | 87.250.250.50:443 | disk.yandex.ru | YANDEX LLC | RU | whitelisted |
3764 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
3764 | iexplore.exe | 152.199.19.161:443 | iecvlist.microsoft.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
3264 | iexplore.exe | 77.88.21.127:443 | downloader.disk.yandex.ru | YANDEX LLC | RU | whitelisted |
3264 | iexplore.exe | 213.180.200.12:443 | s283myt.storage.yandex.net | YANDEX LLC | RU | whitelisted |
1788 | server.exe | 82.202.167.205:5552 | — | JSC ISPsystem | RU | malicious |
3764 | iexplore.exe | 87.250.250.50:443 | disk.yandex.ru | YANDEX LLC | RU | whitelisted |
3264 | iexplore.exe | 178.154.131.217:443 | yastatic.net | YANDEX LLC | RU | whitelisted |
Domain | IP | Reputation |
|---|---|---|
disk.yandex.ru |
| shared |
api.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
subca.ocsp-certum.com |
| whitelisted |
yandex.ocsp-responder.com |
| whitelisted |
mc.yandex.ru |
| whitelisted |
iecvlist.microsoft.com |
| whitelisted |
r20swj13mr.microsoft.com |
| whitelisted |
yastatic.net |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
1788 | server.exe | A Network Trojan was detected | ET TROJAN Generic njRAT/Bladabindi CnC Activity (ll) |
1788 | server.exe | A Network Trojan was detected | ET TROJAN njrat ver 0.7d Malware CnC Callback (Remote Desktop) |