| File name: | TrustedInstaller.exe |
| Full analysis: | https://app.any.run/tasks/79302404-2825-438c-a729-337f4159906d |
| 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: | November 12, 2023, 15:05:28 |
| 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: | 92D291A7B8CE12B12C6A7463E0D9F2FF |
| SHA1: | D20DF4B0C6B7CD4B008E6BA6C1E96E1F9B5F6FD4 |
| SHA256: | B8A282F41A6ECCD7C762A75B97543C3DD23D3142DB5484DE72ADD22A8339041E |
| SSDEEP: | 384:faBoX9tFV9MgbkHu4X2yStyX1jMVssIJqqah0I8ZumTG3IBL+EcoinblneHQM3ee:Aoy2kHPX2L01jJJqqiD8ZuSNu5UcI |
MALICIOUS
Drops the executable file immediately after the start
- TrustedInstaller.exe (PID: 3440)
Create files in the Startup directory
- TrustedInstaller.exe (PID: 3440)
NJRAT has been detected (YARA)
- TrustedInstaller.exe (PID: 3440)
NJRAT has been detected (SURICATA)
- TrustedInstaller.exe (PID: 3440)
NjRAT is detected
- TrustedInstaller.exe (PID: 3440)
Connects to the CnC server
- TrustedInstaller.exe (PID: 3440)
Changes the autorun value in the registry
- TrustedInstaller.exe (PID: 3440)
SUSPICIOUS
Uses NETSH.EXE to add a firewall rule or allowed programs
- TrustedInstaller.exe (PID: 3440)
Connects to unusual port
- TrustedInstaller.exe (PID: 3440)
INFO
Checks supported languages
- TrustedInstaller.exe (PID: 3440)
Reads the computer name
- TrustedInstaller.exe (PID: 3440)
Creates files or folders in the user directory
- TrustedInstaller.exe (PID: 3440)
Reads the machine GUID from the registry
- TrustedInstaller.exe (PID: 3440)
Reads Environment values
- TrustedInstaller.exe (PID: 3440)
Manual execution by a user
- msedge.exe (PID: 3380)
Application launched itself
- msedge.exe (PID: 3380)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
NjRat
(PID) Process(3440) TrustedInstaller.exe
C2look-fever.gl.at.ply.gg
Ports21013
BotnetHacKed
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\ebe55783795656b6df4cb2c6ee516214
Splitter|'|'|
Versionim523
TRiD
| .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) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:11:12 16:05:17+01:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 35840 |
| InitializedDataSize: | 1536 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xabae |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Total processes
53
Monitored processes
18
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 588 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4184 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:1 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 908 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1552 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:2 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 1152 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3760 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 1232 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4200 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 1356 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3896 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:1 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 2108 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --mojo-platform-channel-handle=4204 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 2324 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4140 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 2388 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3344 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:1 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 2640 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4448 --field-trial-handle=1304,i,16149519403048093654,4725570579187075524,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 3380 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --profile-directory=Default | C:\Program Files\Microsoft\Edge\Application\msedge.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
Total events
3 035
Read events
2 914
Write events
120
Delete events
1
Modification events
| (PID) Process: | (3432) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\17A\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3440) TrustedInstaller.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | ebe55783795656b6df4cb2c6ee516214 |
Value: "C:\Users\admin\AppData\Local\Temp\TrustedInstaller.exe" .. | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | failed_count |
Value: 0 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 1 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty |
| Operation: | write | Name: | StatusCodes |
Value: 01000000 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 2 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\EdgeUpdate\ClientState\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062} |
| Operation: | write | Name: | dr |
Value: 1 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\StabilityMetrics |
| Operation: | write | Name: | user_experience_metrics.stability.exited_cleanly |
Value: 1 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault |
| Operation: | write | Name: | S-1-5-21-1302019708-1500728564-335382590-1000 |
Value: 8A1A1F2B695E2F00 | |||
| (PID) Process: | (3380) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge |
| Operation: | write | Name: | UsageStatsInSample |
Value: 1 | |||
Executable files
52
Suspicious files
729
Text files
72
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old~RF1713e5.TMP | — | |
MD5:— | SHA256:— | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF171472.TMP | — | |
MD5:— | SHA256:— | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old~RF1714ff.TMP | — | |
MD5:— | SHA256:— | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3668 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\CrashpadMetrics.pma | binary | |
MD5:C612E96CBFAC63232FC2062E15600FB1 | SHA256:DB3C05D5EC0B6719A73E7F0BE84BCE9342772DA70567E7CE08CF6573480B38FF | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Last Version | text | |
MD5:61FE7896F9494DCDF53480A325F4FB85 | SHA256:ACFD3CD36E0DFCF1DCB67C7F31F2A5B9BA0815528A0C604D4330DFAA9E683E51 | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Variations | binary | |
MD5:961E3604F228B0D10541EBF921500C86 | SHA256:F7B24F2EB3D5EB0550527490395D2F61C3D2FE74BB9CB345197DAD81B58B5FED | |||
| 3380 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat | binary | |
MD5:C7352A0E98449CC8AEDC1D6954C4CCD9 | SHA256:3A1591F52AD31B5B0B48F97AB5E1361D0AD0FA0F584E8FE8EFD482801DC2B9B5 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
40
DNS requests
73
Threats
36
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
868 | svchost.exe | 95.101.148.135:80 | — | Akamai International B.V. | NL | unknown |
3440 | TrustedInstaller.exe | 147.185.221.17:21013 | look-fever.gl.at.ply.gg | PLAYIT-GG | US | malicious |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
868 | svchost.exe | 23.35.228.137:80 | armmf.adobe.com | AKAMAI-AS | DE | unknown |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
3952 | msedge.exe | 13.107.42.16:443 | config.edge.skype.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3952 | msedge.exe | 204.79.197.203:443 | ntp.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3952 | msedge.exe | 204.79.197.239:443 | edge.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | unknown |
3380 | msedge.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
3952 | msedge.exe | 23.53.42.121:443 | assets.msn.com | Akamai International B.V. | DE | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
look-fever.gl.at.ply.gg |
| unknown |
armmf.adobe.com |
| whitelisted |
config.edge.skype.com |
| whitelisted |
ntp.msn.com |
| whitelisted |
edge.microsoft.com |
| whitelisted |
assets.msn.com |
| whitelisted |
img-s-msn-com.akamaized.net |
| whitelisted |
sb.scorecardresearch.com |
| shared |
th.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1080 | svchost.exe | Potentially Bad Traffic | ET INFO playit .gg Tunneling Domain in DNS Lookup |
— | — | Malware Command and Control Activity Detected | ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
3440 | TrustedInstaller.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback Response (Remote Desktop) |
7 ETPRO signatures available at the full report