MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f82ef4f2f51147a19aa8da63b63afba011b9ba9af9f3c6634f01ce12ea598dc1. 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: 11


Intelligence 11 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f82ef4f2f51147a19aa8da63b63afba011b9ba9af9f3c6634f01ce12ea598dc1
SHA3-384 hash: 8cf8fa8896db6562a04777e8c32f8d0fe97cb9a0959b0ba9e236722ec6300b500e79c43dbe39ed8bd35eace3aaadfefa
SHA1 hash: dd2244ff22a444077db156dda9dc4cd9a21fa036
MD5 hash: 0f56a98be47d0fc953374deb696789c7
humanhash: spring-helium-coffee-july
File name:0F56A98BE47D0FC953374DEB696789C7.exe
Download: download sample
Signature njrat
Create hunting rule
File size:294'400 bytes
First seen:2021-05-29 12:10:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:jm2rjYrcwA/PuAYy0SUhPixK6r2aHEOjRsesCl2dEEEEExEEEBb9clC:brDPinPaXkOjRlsClWEEEEExEEEBiM
Threatray 23 similar samples on MalwareBazaar
TLSH 5354A4863F94DF53F3C44B34996CFA544331B62E3B634737E47AA1BD79497A62806022
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
103.91.205.151:1112

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
103.91.205.151:1112 https://threatfox.abuse.ch/ioc/66773/

Intelligence

File Origin
# of uploads :
1
# of downloads :
427
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0F56A98BE47D0FC953374DEB696789C7.exe
Verdict:
Malicious activity
Analysis date:
2021-05-29 12:18:27 UTC
Tags:
rat njrat bladabindi trojan
Link:
https://app.any.run/tasks/0fce28b8-c669-4da1-99e7-d281ff0b8e85

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/163166/
Detection(s):
SecuriteInfo.com.Variant.Adware.BrowseFox.62.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a process from a recently created file
Sending a UDP request
Creating a process with a hidden window
Creating a window
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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.
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794240
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates autostart registry keys with suspicious names
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
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f82ef4f2f51147a19aa8da63b63afba011b9ba9af9f3c6634f01ce12ea598dc1/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-26 08:44:00 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7axpj4xvcfd2dgvi3jr3mox3uai3tou27hz4my2pahhbf2szrxaq._file
Verdict:
malicious
Similar samples:
2171947c8bc08fd32025d883f0668feefa0a43b4519889172df3dbc5f5ffe8d1
njrat
2712076c01c6eda5fa07183ee1c9295561335ce3c81c016b7779a915656e4933
njrat
3e472f9bb6ff7d05c153d332dd2deb6e56631c4e85472a8c04a140ca18e46b13
njrat
40bdcc7f90d2bfa4b99928367f6ffca14065037637ae63940e5022b0ad7f648c
njrat
439d5c2dcf14e2f1b24463094aafde50e9a5702e451a624c2078aa32acc194dd
njrat
5081e2b9049e6bd2e9947c09a28a356ebed0d066ec43ae37e4ab6e646bb3b6a0
njrat
7bb2d03443f9d9cbd077e00e6641bba83adc53d9cb733eb8d07fe933d74b7038
njrat
e3a5edee75299a8ddfa254fda955173f9063ec8081ba03d946f82f996a3b0203
njrat
eb9625edf0d6124df92cf0f3aa7f9e98d528526dfe9e166dad4d50778650da93
njrat
f15ad4924c951a3823b437df1056e945f1cee93de1e7b250e3c555cf2901fc5b
njrat
+ 13 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/210529-17esjp7lpn/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.88
Link:
https://yomi.yoroi.company/submissions/f82ef4f2f51147a19aa8da63b63afba011b9ba9af9f3c6634f01ce12ea598dc1

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/163166/

Comments