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File name:

Server.exe

Full analysis: https://app.any.run/tasks/5b98e839-577d-4a3c-a581-86b3175e9c56
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: November 29, 2020, 21:18:41
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
rat
njrat
bladabindi
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

A462BBDC96741FE42EC3FC873063E956

SHA1:

44BAAB74A2F2EEB7B2515ABABDC97939C6B7F70A

SHA256:

AC3DFBECE5AD0019170913E561F0EFE1D10651C4EEEACCD02E33106AFB98E6E4

SSDEEP:

384:1eLx1kit8Zf5W9cTYXyc/bBM0izvncnPMInrAF+rMRTyN/0L+EcoinblneHQM3eZ:0LxKjjTYic/be0PMmrM+rMRa8NuYKt

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

    • Application was dropped or rewritten from another process

      • setup.exe (PID: 3044)
      • setup.exe (PID: 2692)

    • Connects to CnC server

      • Server.exe (PID: 572)

    • NJRAT was detected

      • Server.exe (PID: 572)

    • Drops executable file immediately after starts

      • setup.exe (PID: 2692)
      • setup.tmp (PID: 3224)

  • SUSPICIOUS

    • Uses NETSH.EXE for network configuration

      • Server.exe (PID: 572)

    • Executable content was dropped or overwritten

      • Server.exe (PID: 572)
      • setup.exe (PID: 2692)
      • setup.tmp (PID: 3224)

    • Reads Windows owner or organization settings

      • setup.tmp (PID: 3224)

    • Drops a file that was compiled in debug mode

      • setup.tmp (PID: 3224)

    • Reads the Windows organization settings

      • setup.tmp (PID: 3224)

    • Drops a file with too old compile date

      • setup.tmp (PID: 3224)

  • INFO

    • Manual execution by user

      • setup.exe (PID: 3044)
      • setup.exe (PID: 2692)

    • Loads dropped or rewritten executable

      • setup.tmp (PID: 3224)

    • Application was dropped or rewritten from another process

      • setup.tmp (PID: 3224)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
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

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0xabae
UninitializedDataSize: -
InitializedDataSize: 1536
CodeSize: 35840
LinkerVersion: 8
PEType: PE32
TimeStamp: 2020:11:29 21:55:59+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Nov-2020 20:55:59

DOS Header

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

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 29-Nov-2020 20:55:59
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00008BB4
0x00008C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.60237
.rsrc
0x0000C000
0x00000240
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.96877
.reloc
0x0000E000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0815394

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.96801
487
Latin 1 / Western European
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
5
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start #NJRAT server.exe netsh.exe no specs setup.exe no specs setup.exe setup.tmp

Process information

PID
CMD
Path
Indicators
Parent process
572"C:\Users\admin\AppData\Local\Temp\Server.exe" C:\Users\admin\AppData\Local\Temp\Server.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
1248netsh 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:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3044"C:\Users\admin\Desktop\New Folder\setup.exe" C:\Users\admin\Desktop\New Folder\setup.exe—explorer.exe
User:
admin
Company:
FreeTP.Org
Integrity Level:
MEDIUM
Description:
Flashing Lights
Exit code:
3221226540
Version:
2692"C:\Users\admin\Desktop\New Folder\setup.exe" C:\Users\admin\Desktop\New Folder\setup.exe
explorer.exe
User:
admin
Company:
FreeTP.Org
Integrity Level:
HIGH
Description:
Flashing Lights
Exit code:
2
Version:
3224"C:\Users\admin\AppData\Local\Temp\is-NB4SQ.tmp\setup.tmp" /SL5="$301C6,874382,190464,C:\Users\admin\Desktop\New Folder\setup.exe" C:\Users\admin\AppData\Local\Temp\is-NB4SQ.tmp\setup.tmp
setup.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
2
Version:
51.1052.0.0
Total events
135
Read events
69
Write events
62
Delete events
4

Modification events

(PID) Process:(572) Server.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-100
Value:
DHCP Quarantine Enforcement Client
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-101
Value:
Provides DHCP based enforcement for NAP
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-103
Value:
1.0
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-102
Value:
Microsoft Corporation
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-1
Value:
IPsec Relying Party
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-2
Value:
Provides IPsec based enforcement for Network Access Protection
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-4
Value:
1.0
(PID) Process:—Key:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-3
Value:
Microsoft Corporation
Executable files
7
Suspicious files
1
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
572Server.exeC:\Users\admin\Desktop\New Folder\records.inftext
MD5:064E7067C66F5C4F524B024F2C7FC72A
SHA256:80D1C5E4852CA9B9E19CCCD45158A74F24CA744DF46E9C4967F5470A131C0A8E
572Server.exeC:\Users\admin\Desktop\New Folder\setup.exeexecutable
MD5:831681B3288F9DBBCEE51199FF5862A3
SHA256:D0A58EB22B32D07BA2D076D831BD7EDC9120E22D2C445B193E24104F01D623E3
572Server.exeC:\Users\admin\Desktop\New Folder\Data-2.ftpcompressed
MD5:FD5338742EE7E9DC362B28FC6AD4E2F1
SHA256:464CC7057E46FE4866D4A43F8DA9C7FA2398888CA36C37908E92E91E7F1BA970
3224setup.tmpC:\Users\admin\AppData\Local\Temp\is-DP2VH.tmp\_isetup\_shfoldr.dllexecutable
MD5:92DC6EF532FBB4A5C3201469A5B5EB63
SHA256:9884E9D1B4F8A873CCBD81F8AD0AE257776D2348D027D811A56475E028360D87
3224setup.tmpC:\Users\admin\AppData\Local\Temp\is-DP2VH.tmp\CallbackCtrl.dllexecutable
MD5:F07E819BA2E46A897CFABF816D7557B2
SHA256:68F42A7823ED7EE88A5C59020AC52D4BBCADF1036611E96E470D986C8FAA172D
3224setup.tmpC:\Users\admin\AppData\Local\Temp\is-DP2VH.tmp\botva2.dllexecutable
MD5:67965A5957A61867D661F05AE1F4773E
SHA256:450B9B0BA25BF068AFBC2B23D252585A19E282939BF38326384EA9112DFD0105
3224setup.tmpC:\Users\admin\AppData\Local\Temp\is-DP2VH.tmp\ISDone.dllexecutable
MD5:DCE6D68DA86F44BA0CB70FA7718E2E84
SHA256:B9BDC4A0309AA47613A7B5A680C55839AA7BA28E28F96E6B9316D4D5FE1DBE9D
2692setup.exeC:\Users\admin\AppData\Local\Temp\is-NB4SQ.tmp\setup.tmpexecutable
MD5:17FAC68C3018078E9BEDC9D58D02423B
SHA256:C87BD5D9698EB981EE384BAA08305E7B94769E0CF3C1BBC97D11AAB096013417
3224setup.tmpC:\Users\admin\AppData\Local\Temp\is-DP2VH.tmp\b2p.dllexecutable
MD5:AB35386487B343E3E82DBD2671FF9DAB
SHA256:C3729545522FCFF70DB61046C0EFD962DF047D40E3B5CCD2272866540FC872B2
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
DNS requests
1
Threats
0

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
572
Server.exe
3.134.125.175:19999
0.tcp.ngrok.io
—
US
malicious

DNS requests

Domain
IP
Reputation
0.tcp.ngrok.io
  • 3.134.125.175
shared

Threats

PID
Process
Class
Message
—
—
Potential Corporate Privacy Violation
ET POLICY DNS Query to a *.ngrok domain (ngrok.io)
572
Server.exe
A Network Trojan was detected
ET TROJAN Bladabindi/njRAT CnC Command (ll)
572
Server.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT/Bladabindi
572
Server.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT.Gen RAT outbound connection
572
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Capture)
8 ETPRO signatures available at the full report
No debug info
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Reports
Server.exe