MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ad23adcfaaa54129d414e83b710a2f365a7833d920e32e361725b32de6e7d05b. 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: 17
| SHA256 hash: | ad23adcfaaa54129d414e83b710a2f365a7833d920e32e361725b32de6e7d05b |
|---|---|
| SHA3-384 hash: | da1d3662c861308364fb426c93beeb975017a5a1894e3c3bcbfd20945a95e96dc70743406a1f9275639000cc24029658 |
| SHA1 hash: | 61a5a671a5b9adcbbd38030aa507ff72e70b5c92 |
| MD5 hash: | 71a3b044e92a772e1a80b0b0b464a0cd |
| humanhash: | minnesota-kilo-beer-chicken |
| File name: | 71a3b044e92a772e1a80b0b0b464a0cd.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 37'888 bytes |
| First seen: | 2023-02-09 05:10:29 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 384:+8oIiuVjtD+P3V+y0bf2TKtvN4suKvIrAF+rMRTyN/0L+EcoinblneHQM3epzXjD:t3mV10bf2TKtClKQrM+rMRa8NuVBt |
| Threatray | 1'962 similar samples on MalwareBazaar |
| TLSH | T198032B4D7FE18168C5FD0A7B05B2D41207BAE04B6E23DA1E8EE164DA37636D18F50AF1 |
| 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 |
Intelligence
File Origin
# of uploads :
1
# of downloads :
240
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
ID:
1
File name:
71a3b044e92a772e1a80b0b0b464a0cd.exe
Verdict:
Malicious activity
Analysis date:
2023-02-09 05:11:05 UTC
Tags:
rat njrat bladabindi trojan
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Enabling the 'hidden' option for analyzed file
Creating a file in the %AppData% 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
DNS request
Using the Windows Management Instrumentation requests
Searching for the window
Sending a custom TCP request
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Launching a tool to kill processes
Verdict:
Malicious
Threat level:
10/10
Confidence:
80%
Tags:
cmd.exe fingerprint greyware njrat packed rat stealer
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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
Verdict:
Malicious
Result
Threat name:
njRat
Detection:
malicious
Classification:
troj.spyw.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
Connects to many ports of the same IP (likely port scanning)
Contains functionality to log keystrokes (.Net Source)
Detected njRat
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
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Uses taskkill to terminate AV processes
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2023-02-06 21:10:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 26 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
njrat
Similar samples:
+ 1'952 additional samples on MalwareBazaar
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat botnet:hacked evasion trojan
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
4.tcp.ngrok.io:16280
Unpacked files
SH256 hash:
ad23adcfaaa54129d414e83b710a2f365a7833d920e32e361725b32de6e7d05b
MD5 hash:
71a3b044e92a772e1a80b0b0b464a0cd
SHA1 hash:
61a5a671a5b9adcbbd38030aa507ff72e70b5c92
Detections:
NjRat
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: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | MALWARE_Win_NjRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Detects NjRAT / Bladabindi |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | SUSP_netsh_firewall_command |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Rule name: | SUSP_Ngrok_URL |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Description: | Detects a PE file that contains an ngrok.io URL. This can be used as C2 channel |
| Rule name: | Windows_Trojan_Njrat_30f3c220 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Windows_Trojan_Njrat_30f3c220 |
|---|
| 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.
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