MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0520a0faf43ae8e393534f6b3969ad4918813be0908135a28e0e186943010e7. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments

SHA256 hash: a0520a0faf43ae8e393534f6b3969ad4918813be0908135a28e0e186943010e7
SHA3-384 hash: 2d5b312191e3baaa8f86cdc073d80c6480df5483dc4c4a066b6a42bb73ddf0fb4b040bc217af3f49b8992f3cd899948d
SHA1 hash: ed5d8a948244056689656b9c17316fbf6bae4137
MD5 hash: 208584960250a7cf41009b675815606c
humanhash: eight-orange-yankee-yankee
File name:123.bin
Download: download sample
Signature njrat
File size:37'888 bytes
First seen:2022-06-21 17:16:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 384:NOick7sgwi+tx3+j/NSyszg8QPBI3mmTlrAF+rMRTyN/0L+EcoinblneHQM3epzF:Q5kQLCNhszg8QeWmBrM+rMRa8Nugi1t
Threatray 947 similar samples on MalwareBazaar
TLSH T120032A4D7FE18168C5FD157B06B2D4120BBAE14F6E23D90E8EE1649A37636C18F50AF1
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

Intelligence


File Origin
# of uploads :
1
# of downloads :
282
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
123.exe
Verdict:
Malicious activity
Analysis date:
2022-06-21 16:50:17 UTC
Tags:
trojan rat njrat bladabindi SecurityXploded stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Launching the process to change the firewall settings
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe fingerprint greyware keylogger njrat packed rat stealer
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:
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
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Detected njRat
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Uses netsh to modify the Windows network and firewall settings
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2022-06-21 17:17:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Windows Firewall
Malware Config
C2 Extraction:
2.tcp.eu.ngrok.io:10224
Unpacked files
SH256 hash:
a0520a0faf43ae8e393534f6b3969ad4918813be0908135a28e0e186943010e7
MD5 hash:
208584960250a7cf41009b675815606c
SHA1 hash:
ed5d8a948244056689656b9c17316fbf6bae4137
Detections:
win_njrat_g1 win_njrat_w1
Please note that we are no longer able to provide a coverage score for Virus Total.

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
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: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