MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5613785f0f57fc6fa19e13180cf8bdc58677aefc33fcfc80d26378ee0d96d232. 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 4 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5613785f0f57fc6fa19e13180cf8bdc58677aefc33fcfc80d26378ee0d96d232
SHA3-384 hash: e6ba3bcaa806cbadb2494a89547641fd0224ed12c9f088ab4737c15707fe350aa76fd755cd818649a7d5803a67a5fa03
SHA1 hash: d7518bdb6f60f801ff3374a2a341ef0fd45706a7
MD5 hash: fef0df30d4413fb6dc43c983135581d3
humanhash: oven-red-bacon-helium
File name:Server-______.exe.vir
Download: download sample
Signature njrat
Create hunting rule
File size:37'888 bytes
First seen:2022-06-17 13:24:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 384:UjHCiMUB63fbw6ZfrZUy8fYwvrYgSFwELrAF+rMRTyN/0L+EcoinblneHQM3epz5:410DwODZX8fYwsFw2rM+rMRa8NurI4t
TLSH T18C03294D7BE181A8C5FD167B05B2D41207BAE04F6E23D90E8EE164EA77636C18F50AF1
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter KdssSupport
Tags:exe NjRAT

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
52.28.112.211:11353 https://threatfox.abuse.ch/ioc/716056/
18.198.77.177:11353 https://threatfox.abuse.ch/ioc/716057/
3.127.253.86:11353 https://threatfox.abuse.ch/ioc/716058/
35.158.159.254:11353 https://threatfox.abuse.ch/ioc/716059/

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
Server-звонок.exe
Verdict:
Malicious activity
Analysis date:
2022-06-17 13:19:03 UTC
Tags:
rat njrat bladabindi trojan
Link:
https://app.any.run/tasks/651793ee-f4ac-4c33-a5b1-e25fa1a43eba

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/280992/
Detection(s):
Win.Packed.Bladabindi-7994427-0
Create hunting rule

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

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Trojan.B-468
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Enabling the 'hidden' option for analyzed file
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a process with a hidden window
Enabling the 'hidden' option for files in the %temp% directory
Creating a window
Searching for synchronization primitives
DNS request
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi cmd.exe fingerprint greyware keylogger njrat packed rat stealer
Link:
https://www.filescan.io/uploads/62ac80ee6ca90a5b22c814fd/reports/c5f73bfc-a3b0-4a57-babc-3f5e94c4aa1c/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:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/58de537b-f5be-4198-a4b9-8f7e829cf893
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015222
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Detected njRat
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
Protects its processes via BreakOnTermination flag
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 647718 Sample: Server-______.exe.vir Startdate: 17/06/2022 Architecture: WINDOWS Score: 100 37 4.tcp.eu.ngrok.io 2->37 45 Snort IDS alert for network traffic 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus detection for dropped file 2->49 51 10 other signatures 2->51 9 Server-______.exe.exe 1 6 2->9         started        12 server.exe 3 2->12         started        14 server.exe 2 2->14         started        16 server.exe 2 2->16         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\Temp\server.exe, PE32 9->31 dropped 33 C:\Users\user\...\server.exe:Zone.Identifier, ASCII 9->33 dropped 35 C:\Users\user\...\Server-______.exe.exe.log, ASCII 9->35 dropped 18 server.exe 2 6 9->18         started        process6 dnsIp7 39 18.198.77.177, 11353, 49770, 49791 AMAZON-02US United States 18->39 41 4.tcp.eu.ngrok.io 3.121.139.82, 11353, 49767, 49769 AMAZON-02US United States 18->41 43 4 other IPs or domains 18->43 27 C:\...\98c49bfc55374702e546defd6851f252.exe, PE32 18->27 dropped 29 98c49bfc55374702e5...exe:Zone.Identifier, ASCII 18->29 dropped 53 Antivirus detection for dropped file 18->53 55 Protects its processes via BreakOnTermination flag 18->55 57 Machine Learning detection for dropped file 18->57 59 4 other signatures 18->59 23 netsh.exe 1 3 18->23         started        file8 signatures9 process10 process11 25 conhost.exe 23->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5613785f0f57fc6fa19e13180cf8bdc58677aefc33fcfc80d26378ee0d96d232/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-06-17 13:25:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kyjxqxypk76g7im6cmmaz6f5ywdhplx4gp6pzagsmn4o4dmw2iza._file
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked_meatspiner evasion persistence suricata trojan
Link:
https://tria.ge/reports/220617-qnx69scbcp/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
Malware Config
C2 Extraction:
4.tcp.eu.ngrok.io:11353
Unpacked files
SH256 hash:
5613785f0f57fc6fa19e13180cf8bdc58677aefc33fcfc80d26378ee0d96d232
MD5 hash:
fef0df30d4413fb6dc43c983135581d3
SHA1 hash:
d7518bdb6f60f801ff3374a2a341ef0fd45706a7
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
Link:
https://www.unpac.me/results/2068523b-6ec9-43c3-b60d-0bd083999a5c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/5613785f0f57fc6fa19e13180cf8bdc58677aefc33fcfc80d26378ee0d96d232

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:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:pe_imphash
Create hunting rule
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:SUSP_Ngrok_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an ngrok.io URL. This can be used as C2 channel
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat

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/280992/

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