MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9fb4fbe5ad2fa5800b16ad6aadfa8be11e7b62b15f07c41e1e2e833cbbf152da. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


njrat


Vendor detections: 14


Intelligence 14 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9fb4fbe5ad2fa5800b16ad6aadfa8be11e7b62b15f07c41e1e2e833cbbf152da
SHA3-384 hash: 8c8372b153df1784deb93e70dfbb7ebcdec9c4195372c0c1f0cd7ecfd7ddc3bded4657eae0887434b4e5db3f5ad41556
SHA1 hash: bd7ccdd95badbcdbd5e3383cff921ca692bd43a0
MD5 hash: afdd7d3958924a8d4a6e65c86fab7ff2
humanhash: montana-uniform-don-fourteen
File name:afdd7d3958924a8d4a6e65c86fab7ff2.exe
Download: download sample
Signature njrat
Create hunting rule
File size:95'232 bytes
First seen:2023-01-27 20:05:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 1536:Mg0PWSwWbaDNulQO1qjEwzGi1dDNDtgS:MgFPWbaDNuWeTi1dx6
Threatray 1'528 similar samples on MalwareBazaar
TLSH T12B93D74977E52524E0BF56F75871F2405E38B48B1602E3DD58F219EA0A33AC44F89FEA
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
188.165.120.123:6523

Intelligence

File Origin
# of uploads :
1
# of downloads :
271
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
afdd7d3958924a8d4a6e65c86fab7ff2.exe
Verdict:
No threats detected
Analysis date:
2023-01-27 20:07:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c21f1681-d975-4f1f-9319-3d0187ae53ce

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/357606/
Detection(s):
Win.Packed.Generic-9795615-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Creating a file in the %AppData% directory
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Sending a custom TCP request
Launching the process to change the firewall settings
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm autorun bladabindi cmd.exe fingerprint fingerprint greyware njrat packed rat rundll32.exe stealer update.exe windows winnti
Link:
https://www.filescan.io/uploads/63d42eac447edb203a01803a/reports/f4fc1892-d33f-45bc-9183-20c048ee42ee/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e90a00ad-d54e-479e-91f9-0869164425e3
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1160555
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to spread to USB devices (.Net source)
Creates autorun.inf (USB autostart)
Drops PE files to the document folder of the user
Drops PE files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 793292 Sample: gQnqC1CHOb.exe Startdate: 27/01/2023 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus detection for dropped file 2->38 40 8 other signatures 2->40 7 gQnqC1CHOb.exe 1 29 2->7         started        process3 dnsIp4 32 188.165.120.123, 49698, 6523 OVHFR France 7->32 24 C:\Windows\SysWOW64\windowshost64.exe, PE32 7->24 dropped 26 C:\Users\user\Favorites\windowshost64.exe, PE32 7->26 dropped 28 C:\Users\user\Documents\windowshost64.exe, PE32 7->28 dropped 30 10 other malicious files 7->30 dropped 42 Drops PE files to the document folder of the user 7->42 44 Creates autorun.inf (USB autostart) 7->44 46 Drops PE files to the startup folder 7->46 48 2 other signatures 7->48 12 netsh.exe 3 7->12         started        14 netsh.exe 3 7->14         started        16 netsh.exe 3 7->16         started        file5 signatures6 process7 process8 18 conhost.exe 12->18         started        20 conhost.exe 14->20         started        22 conhost.exe 16->22         started       
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9fb4fbe5ad2fa5800b16ad6aadfa8be11e7b62b15f07c41e1e2e833cbbf152da/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-01-25 21:15:00 UTC
File Type:
PE (.Net Exe)
AV detection:
33 of 39 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=t62pxznnf6syacywvvvk36ul4ephwyvrl4d4ihq6f2btzo7rklna._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
1e55c31399aacc9290f92d5f269897a82c8674c3a5f2cdd67068cf54b4179269
njrat
62e46f8cd2eef1883434f7b9b4181a567ecdddf1198c512acf9a6afc788ea7e0
njrat
6ec200ddbf65f6a6ad86d72b56716df29a48ce106d2ee82d42f648054b595092
njrat
84082d8ec7d364ef583732ccfc915e9ad840e3446dd8ed465619260a5ed30ed6
njrat
87ac8c78f79072416a0d38c7509602d28e367e990f31cbfaa667b59292391c99
njrat
cebfec2977c5353b80910448ad6239363f615cdf286d6900a57a22d76d05f566
njrat
dfe4b6b4f1bda60e6870666e6e4809a8e3ee4827db737525c9313bfbc87bf5c1
njrat
+ 1'518 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion
Link:
https://tria.ge/reports/230127-yvd1zada32/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops autorun.inf file
Drops file in System32 directory
Drops startup file
Modifies Windows Firewall
Malware Config
C2 Extraction:
FRANSESCOTg4LjE2NS4xFRANSESCOjAuFRANSESCOTIz:NjUyMw==
Unpacked files
SH256 hash:
9fb4fbe5ad2fa5800b16ad6aadfa8be11e7b62b15f07c41e1e2e833cbbf152da
MD5 hash:
afdd7d3958924a8d4a6e65c86fab7ff2
SHA1 hash:
bd7ccdd95badbcdbd5e3383cff921ca692bd43a0
Link:
https://www.unpac.me/results/60052544-b301-4935-8cd0-d954d28f9871/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9fb4fbe5ad2f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/9fb4fbe5ad2fa5800b16ad6aadfa8be11e7b62b15f07c41e1e2e833cbbf152da

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CN_disclosed_20180208_c
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:malware_Njrat_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:MAL_njrat
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:MAL_Winnti_Sample_May18_1
Create hunting rule
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:MAL_Winnti_Sample_May18_1_RID3003
Create hunting rule
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_LightDefender_Njrat_Rule
Create hunting rule
Author:Skystars LightDefender
Description:Detects Njrat
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_netsh_firewall_command
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/357606/

Comments