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File name:

Server.exe

Full analysis: https://app.any.run/tasks/0f75aa0e-880d-4a86-b3d3-256b06fa1c52
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 29, 2020, 20:40:17
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:

B2539CC2D8A864D749C70A25C1AB3CF0

SHA1:

8F9A206E352EDE945861999E0648E80DA3D82319

SHA256:

AB041FAB8A44C74686E3FAA8ECE0A71F0852B52EBE11788908CF9784F2219B61

SSDEEP:

384:teLx1kit8Zf5W9cTYXyc/bBM0izvncnPMInrAF+rMRTyN/0L+EcoinblneHQM3eq:sLxKjjTYic/be0PMmrM+rMRa8Nus/t

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 was detected

      • Server.exe (PID: 2952)
    • Connects to CnC server

      • Server.exe (PID: 2952)
  • SUSPICIOUS

    • Uses NETSH.EXE for network configuration

      • Server.exe (PID: 2952)
  • INFO

    • Manual execution by user

      • firefox.exe (PID: 3184)
    • Application launched itself

      • firefox.exe (PID: 3184)
      • firefox.exe (PID: 2496)
    • Creates files in the program directory

      • firefox.exe (PID: 2496)
    • Reads CPU info

      • firefox.exe (PID: 2496)
    • Creates files in the user directory

      • firefox.exe (PID: 2496)
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

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:11:29 21:37:39+01:00
PEType: PE32
LinkerVersion: 8
CodeSize: 35840
InitializedDataSize: 1536
UninitializedDataSize: -
EntryPoint: 0xabae
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Nov-2020 20:37:39

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 20:37:39
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
5.6029
.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.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
44
Monitored processes
8
Malicious processes
1
Suspicious processes
0

Behavior graph

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

Process information

PID
CMD
Path
Indicators
Parent process
2952"C:\Users\admin\AppData\Local\Temp\Server.exe" C:\Users\admin\AppData\Local\Temp\Server.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
992netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLEC:\Windows\system32\netsh.exeServer.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)
3184"C:\Program Files\Mozilla Firefox\firefox.exe" C:\Program Files\Mozilla Firefox\firefox.exeexplorer.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
68.0.1
2496"C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
68.0.1
4000"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2496.0.604708879\1823915355" -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2496 "\\.\pipe\gecko-crash-server-pipe.2496" 1148 gpuC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
68.0.1
3000"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2496.3.1831076282\1757886250" -childID 1 -isForBrowser -prefsHandle 1684 -prefMapHandle 1700 -prefsLen 1 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2496 "\\.\pipe\gecko-crash-server-pipe.2496" 1736 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
976"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2496.13.918701205\889053804" -childID 2 -isForBrowser -prefsHandle 2724 -prefMapHandle 2884 -prefsLen 5996 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2496 "\\.\pipe\gecko-crash-server-pipe.2496" 2896 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
552"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2496.20.1812643918\1556547914" -childID 3 -isForBrowser -prefsHandle 3548 -prefMapHandle 3560 -prefsLen 6718 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2496 "\\.\pipe\gecko-crash-server-pipe.2496" 3572 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
Total events
226
Read events
162
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
33
Text files
7
Unknown types
23

Dropped files

PID
Process
Filename
Type
2496firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shm
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shm
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp
MD5:
SHA256:
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4jsonlz4
MD5:6D378E0D40B6EACA22C8BCE899A1C5C1
SHA256:ADA2467B2477ACEFF837AC7820C435AD1EBBE844B2DA31C7AB9AE8D010C7A639
2496firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.jstext
MD5:354459382F30B8994109C88659DFA1F3
SHA256:E3E8E2B7E7EECA231620D83C70FA5A926E8B9CE74C51F595F71191DC0B50527E
2496firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.binbinary
MD5:5027177F513CDAE07DB2330E1DED5934
SHA256:0C53F16051E738287A4612F68E296238087627E594CFD6DDFA1FECC2E998328B
2496firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.binbinary
MD5:DE9496ACA551ADE408EF6466A11833A1
SHA256:8F9C7FDB3E0BC01024E43A8E242468FC4DD4F74C725E32A883571635203DC10A
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
9
DNS requests
20
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2496
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2496
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2496
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt
US
text
8 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2952
Server.exe
3.129.187.220:12131
4.tcp.ngrok.io
US
malicious
2496
firefox.exe
34.107.221.82:80
detectportal.firefox.com
US
whitelisted
2496
firefox.exe
143.204.215.89:443
snippets.cdn.mozilla.net
US
malicious
2496
firefox.exe
52.41.230.109:443
search.services.mozilla.com
Amazon.com, Inc.
US
unknown
2496
firefox.exe
52.41.191.53:443
push.services.mozilla.com
Amazon.com, Inc.
US
unknown
2496
firefox.exe
143.204.215.126:443
firefox.settings.services.mozilla.com
US
suspicious

DNS requests

Domain
IP
Reputation
4.tcp.ngrok.io
  • 3.129.187.220
malicious
detectportal.firefox.com
  • 34.107.221.82
whitelisted
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
whitelisted
search.services.mozilla.com
  • 52.41.230.109
  • 44.238.74.153
  • 34.218.9.172
whitelisted
search.r53-2.services.mozilla.com
  • 34.218.9.172
  • 44.238.74.153
  • 52.41.230.109
whitelisted
push.services.mozilla.com
  • 52.41.191.53
whitelisted
autopush.prod.mozaws.net
  • 52.41.191.53
whitelisted
snippets.cdn.mozilla.net
  • 143.204.215.89
  • 143.204.215.74
  • 143.204.215.65
  • 143.204.215.54
whitelisted
d228z91au11ukj.cloudfront.net
  • 143.204.215.54
  • 143.204.215.65
  • 143.204.215.74
  • 143.204.215.89
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted

Threats

PID
Process
Class
Message
Potential Corporate Privacy Violation
ET POLICY DNS Query to a *.ngrok domain (ngrok.io)
2952
Server.exe
A Network Trojan was detected
ET TROJAN Bladabindi/njRAT CnC Command (ll)
2952
Server.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT/Bladabindi
2952
Server.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT.Gen RAT outbound connection
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Remote Desktop)
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Microphone)
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Microphone)
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Microphone)
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Microphone)
2952
Server.exe
A Network Trojan was detected
ET TROJAN njrat ver 0.7d Malware CnC Callback (Microphone)
4 ETPRO signatures available at the full report
No debug info