MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1690eb66ddd1e4ba483f30a6edeb31d5d946547d28b60351db456a7b472fd659. 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: 13
| SHA256 hash: | 1690eb66ddd1e4ba483f30a6edeb31d5d946547d28b60351db456a7b472fd659 |
|---|---|
| SHA3-384 hash: | e00d3ef0a2a0b8367351ff92c44f5ffe6d9514fffe1a4593ede97cf1f56dedf30e1d4013bacbee2178b39328bba0caa1 |
| SHA1 hash: | a8f35447d15672bac3dfc6e60197f973c9943495 |
| MD5 hash: | f57f1d8f893d352be2ae9e66b11ae570 |
| humanhash: | happy-alaska-lion-item |
| File name: | 1690EB66DDD1E4BA483F30A6EDEB31D5D946547D28B60.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 29'696 bytes |
| First seen: | 2022-10-07 21:31:03 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (49'245 x AgentTesla, 20'500 x Formbook, 12'374 x SnakeKeylogger) |
| ssdeep | 384:Ec6CqbFYh3odrVCGiHssDB4b6i6fgpEupNXRmRvR6JZlbw8hqIusZzZUejJKUh:TIU0tw3Rpcnu8VKU |
| Threatray | 1'942 similar samples on MalwareBazaar |
| TLSH | T1E2D2294D3F998866C0AC1A7099BA495483F4D6030422DF9E8DD574FBAF73AC92D489F8 |
| TrID | 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13101/52/3) 8.6% (.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) |
| File icon (PE): |  |
| dhash icon | e873272f291b33a2 (1 x njrat) |
| Reporter |  abuse_ch |
| Tags: | exe NjRAT RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 141.255.159.61:5555 | https://threatfox.abuse.ch/ioc/872287/ |
| 141.255.159.61:1176 | https://threatfox.abuse.ch/ioc/872290/ |
| 141.255.159.61:1170 | https://threatfox.abuse.ch/ioc/872291/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
399
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
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
Creating a window
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
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
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
bladabindi cmd.exe explorer.exe fingerprint greyware njrat rat stealer windows
Verdict:
Malicious
Result
Threat name:
njRat, WSHRAT
Detection:
malicious
Classification:
troj.adwa.spyw.expl.evad
Score:
100 / 100
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Detected njRat
Drops PE files to the startup folder
Drops PE files with benign system names
Drops VBS 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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Uses netsh to modify the Windows network and firewall settings
Windows Shell Script Host drops VBS files
Wscript called in batch mode (surpress errors)
Yara detected Njrat
Yara detected WSHRAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2022-10-04 23:45:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 26 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
njrat
Similar samples:
+ 1'932 additional samples on MalwareBazaar
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat botnet:driver bematch evasion persistence trojan
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
Malware Config
C2 Extraction:
reserva01.duckdns.org:1176
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
1690eb66ddd1e4ba483f30a6edeb31d5d946547d28b60351db456a7b472fd659
MD5 hash:
f57f1d8f893d352be2ae9e66b11ae570
SHA1 hash:
a8f35447d15672bac3dfc6e60197f973c9943495
Detections:
win_njrat_w1
win_njrat_g1
Malware family:
njRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
0.90
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 |
|---|---|
| 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 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects malware from disclosed CN malware set |
| Reference: | https://twitter.com/cyberintproject/status/961714165550342146 |
| Rule name: | malware_Njrat_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect njRAT in memory |
| Rule name: | MALWARE_Win_NjRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Detects NjRAT / Bladabindi |
| Rule name: | MAL_njrat |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_LightDefender_Njrat_Rule |
|---|---|
| Author: | Skystars LightDefender |
| Description: | Detects Njrat |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | SUSP_netsh_firewall_command |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Rule name: | win_njrat_w1 |
|---|---|
| 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.
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.