File name:

Server.exe

Full analysis: https://app.any.run/tasks/a5d4c0be-709e-407f-9f3d-74f3ec2cdb47
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.

Malware Trends Tracker     >>>
Analysis date: December 10, 2023, 10:52:14
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
njrat
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

FF802F5BFFCE569ECAFBE18C16E38A68

SHA1:

5F1993A9542D6AF8C58BF5A8810F0D391884BCF9

SHA256:

47A39928D7808424A457E7F5D17967C330FD64E10A21E402A12C07CDC0557CC8

SSDEEP:

384:+SQ499hNQGHXuZY4X0ou9wjsNYN11ssIJqqah0I8ZumTG3IBL+EcoinblneHQM31:K4oYuZRX0hGsNYNYJqqiD8ZuSNu98cI

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • NJRAT has been detected (YARA)

      • Server.exe (PID: 1864)

  • SUSPICIOUS

    • Uses NETSH.EXE to add a firewall rule or allowed programs

      • Server.exe (PID: 1864)

    • Connects to unusual port

      • Server.exe (PID: 1864)

  • INFO

    • Checks supported languages

      • Server.exe (PID: 1864)
      • wmpnscfg.exe (PID: 2600)

    • Manual execution by a user

      • msedge.exe (PID: 1036)
      • wmpnscfg.exe (PID: 2600)

    • Reads the machine GUID from the registry

      • Server.exe (PID: 1864)

    • Application launched itself

      • msedge.exe (PID: 1036)

    • Reads Environment values

      • Server.exe (PID: 1864)

    • Reads the computer name

      • Server.exe (PID: 1864)
      • wmpnscfg.exe (PID: 2600)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

NjRat

(PID) Process(1864) Server.exe
C22.tcp.eu.ngrok.io
Ports1909
BotnetHacKed
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\2c1c8c8148d7acd6dedc7e0545252e9e
Splitter|'|'|
Versionim523
No Malware configuration.

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: 2023:12:10 11:48:47+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
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
52
Monitored processes
16
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #NJRAT server.exe netsh.exe no specs wmpnscfg.exe no specs msedge.exe msedge.exe no specs msedge.exe no specs msedge.exe msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1036"C:\Program Files\Microsoft\Edge\Application\msedge.exe" 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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1452"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=4144 --field-trial-handle=1360,i,17040515095568021099,10445233234744175184,131072 /prefetch:8C:\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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1864"C:\Users\admin\AppData\Local\Temp\Server.exe" C:\Users\admin\AppData\Local\Temp\Server.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\server.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
NjRat
(PID) Process(1864) Server.exe
C22.tcp.eu.ngrok.io
Ports1909
BotnetHacKed
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\2c1c8c8148d7acd6dedc7e0545252e9e
Splitter|'|'|
Versionim523
2108"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=109.0.5414.149 "--annotation=exe=C:\Program Files\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win32 "--annotation=prod=Microsoft Edge" --annotation=ver=109.0.1518.115 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd8,0x6a31f598,0x6a31f5a8,0x6a31f5b4C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2364"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=1664 --field-trial-handle=1360,i,17040515095568021099,10445233234744175184,131072 /prefetch:8C:\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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2600"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2608"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2376 --field-trial-handle=1360,i,17040515095568021099,10445233234744175184,131072 /prefetch:1C:\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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2716"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1288 --field-trial-handle=1360,i,17040515095568021099,10445233234744175184,131072 /prefetch:2C:\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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2892"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3732 --field-trial-handle=1360,i,17040515095568021099,10445233234744175184,131072 /prefetch:8C:\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
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
2920netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLEC:\Windows\System32\netsh.exe—Server.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Command Shell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\netsh.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\credui.dll
c:\windows\system32\user32.dll
Total events
2 636
Read events
2 573
Write events
63
Delete events
0

Modification events

(PID) Process:(2920) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\EdgeUpdate\ClientState\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}
Operation:writeName:dr
Value:
1
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\StabilityMetrics
Operation:writeName:user_experience_metrics.stability.exited_cleanly
Value:
1
(PID) Process:(1036) msedge.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault
Operation:writeName:S-1-5-21-1302019708-1500728564-335382590-1000
Value:
8A1A1F2B695E2F00
(PID) Process:(1036) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge
Operation:writeName:UsageStatsInSample
Value:
1
(PID) Process:(1036) msedge.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}
Operation:writeName:usagestats
Value:
1
Executable files
25
Suspicious files
937
Text files
69
Unknown types
3

Dropped files

PID
Process
Filename
Type
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old~RF21b65f.TMP —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF21b68d.TMP —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF21b6ad.TMP —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old~RF21b71a.TMP —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old —
MD5:—
SHA256:—
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Variationsbinary
MD5:961E3604F228B0D10541EBF921500C86
SHA256:F7B24F2EB3D5EB0550527490395D2F61C3D2FE74BB9CB345197DAD81B58B5FED
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.datbinary
MD5:C7352A0E98449CC8AEDC1D6954C4CCD9
SHA256:3A1591F52AD31B5B0B48F97AB5E1361D0AD0FA0F584E8FE8EFD482801DC2B9B5
1036msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Local State~RF21b574.TMPbinary
MD5:3B724992C6EFD0987FCBB5A9465F7072
SHA256:E1E95234896410D16CA9EB13B7AF08A004FB231307E17D619C7015A3DACD889A
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
39
DNS requests
66
Threats
1

HTTP requests

No 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
23.35.228.137:80
—
AKAMAI-AS
DE
unknown
1864
Server.exe
3.127.138.57:1909
2.tcp.eu.ngrok.io
AMAZON-02
DE
unknown
868
svchost.exe
2.18.96.131:80
armmf.adobe.com
Akamai International B.V.
FR
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
3468
msedge.exe
13.107.42.16:443
config.edge.skype.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
1036
msedge.exe
239.255.255.250:1900
—
—
—
whitelisted
3468
msedge.exe
204.79.197.203:443
ntp.msn.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
3468
msedge.exe
13.107.21.239:443
edge.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
3468
msedge.exe
2.19.120.29:443
assets.msn.com
Akamai International B.V.
DE
unknown

DNS requests

Domain
IP
Reputation
2.tcp.eu.ngrok.io
  • 3.127.138.57
malicious
armmf.adobe.com
  • 2.18.96.131
whitelisted
config.edge.skype.com
  • 13.107.42.16
whitelisted
ntp.msn.com
  • 204.79.197.203
whitelisted
edge.microsoft.com
  • 13.107.21.239
  • 204.79.197.239
whitelisted
assets.msn.com
  • 2.19.120.29
  • 2.19.120.18
whitelisted
img-s-msn-com.akamaized.net
  • 88.221.110.179
  • 88.221.110.195
whitelisted
sb.scorecardresearch.com
  • 18.239.83.126
  • 18.239.83.91
  • 18.239.83.58
  • 18.239.83.98
shared
th.bing.com
  • 2.23.209.140
  • 2.23.209.130
  • 2.23.209.187
  • 2.23.209.182
  • 2.23.209.133
  • 2.23.209.149
  • 2.19.96.107
  • 2.19.96.90
  • 2.19.96.83
  • 2.19.96.82
  • 2.19.96.66
whitelisted
www.bing.com
  • 2.19.96.107
  • 2.19.96.90
  • 2.19.96.83
  • 2.19.96.82
  • 2.19.96.66
  • 2.23.209.133
  • 2.23.209.140
  • 2.23.209.149
  • 2.23.209.187
  • 2.23.209.182
  • 2.23.209.130
whitelisted

Threats

PID
Process
Class
Message
1080
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
No debug info
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Reports
Server.exe