MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539
SHA3-384 hash: c44a3bcd1a4ce5fc35f70c1862e1a0bd2a2d3ad153cc174ed1734eb8c92d98b2305d752442059a3e9d6cc8f640437e5e
SHA1 hash: 0a091febf57bc8e470d29256ec7c796f80b4cc92
MD5 hash: f7e2db2ec3bee5c1234897f5ace7a92e
humanhash: pip-jersey-zulu-maryland
File name:c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539
Download: download sample
Signature njrat
Create hunting rule
File size:29'696 bytes
First seen:2020-11-15 23:03:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0331ca1875ee1266bf09953125b712b1 (13 x njrat, 2 x DCRat)
ssdeep 768:c7QRJ1jcv08UwdpSB5TKXPNEGNg+PbH9Xp9quzW:5RJ1jcvDUcpSPmXPRZXp9qr
Threatray 150 similar samples on MalwareBazaar
TLSH DFD2E1CFA41E3936EC80B970744E9264F7515A740392A6C93FD8CC66A1F3AEA03124CA
Reporter seifreed
Tags:NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.Poison-6977046-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Enabling the 'hidden' option for files in the %temp% directory
Creating a file
Creating a process with a hidden window
Connection attempt
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching the process to change the firewall settings
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.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/537586
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
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Detected njRat
Detected unpacking (changes PE section rights)
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
PE file contains section with special chars
Protects its processes via BreakOnTermination flag
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 317893 Sample: AIPqXiISND Startdate: 16/11/2020 Architecture: WINDOWS Score: 100 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for dropped file 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 12 other signatures 2->46 9 AIPqXiISND.exe 9 2->9         started        13 tbs.exe 3 2->13         started        15 tbs.exe 2 2->15         started        17 tbs.exe 2 2->17         started        process3 file4 36 C:\Users\user\AppData\...\Money_Radmir.exe, PE32 9->36 dropped 62 Detected unpacking (changes PE section rights) 9->62 19 Money_Radmir.exe 1 5 9->19         started        signatures5 process6 file7 32 C:\Users\user\AppData\Local\Temp\tbs.exe, PE32 19->32 dropped 48 Antivirus detection for dropped file 19->48 50 Multi AV Scanner detection for dropped file 19->50 52 Machine Learning detection for dropped file 19->52 23 tbs.exe 2 5 19->23         started        signatures8 process9 dnsIp10 38 5.58.47.186, 1604 LANET-TEUA Ukraine 23->38 34 C:\...\ab2444430a6930de1890f6c794692223.exe, PE32 23->34 dropped 54 Antivirus detection for dropped file 23->54 56 Multi AV Scanner detection for dropped file 23->56 58 Protects its processes via BreakOnTermination flag 23->58 60 3 other signatures 23->60 28 netsh.exe 1 3 23->28         started        file11 signatures12 process13 process14 30 conhost.exe 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539/
Threat name:
Win32.Trojan.VBinder
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:06:18 UTC
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynaoiigjkfncu4ukoyeharcur4qigdnkrztd6lhogfavqawnwu4q._file
Verdict:
malicious
Similar samples:
0087b8cfcb8eeeb038ccf007e78e78c18001c79b440891853893851887e88738
njrat
1292e5a45426d40909dc8199da5fc6346a4b8a652baff6bacee9e64bb253f16c
njrat
22624e441ebb33943e4c72b4f4c3b625b0f7ec3d8b2afada33a92771144b0373
njrat
2a22805bbe73a869fc9240d722d6cfb22c582683918103bda90f3a321756c44d
njrat
329c2259d6015d98464322b873b783d18da6ac1a13d7ec40d1de9f143659b1bb
njrat
6739301df01608fd2317175f72add2c77d998e16d5b37b30c6940a468a478d7a
njrat
6cb0c6c55411375878184fba0feeee93c99c7f184818449e548ef875486ec38a
njrat
9d1f32d9806bafd63451a59e1768502f31cf9dc746c9e92f62b978c1ed259497
njrat
a43c0d39f01808746f82c041edad38edbb89334c098311331d3e2733824f6259
njrat
ffe8dbc4f815fe713c790a19b5122c79d1de9c817f10edf7d86ca297175ce439
njrat
+ 140 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/201115-chvatgbzhn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
Unpacked files
SH256 hash:
c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539
MD5 hash:
f7e2db2ec3bee5c1234897f5ace7a92e
SHA1 hash:
0a091febf57bc8e470d29256ec7c796f80b4cc92
Link:
https://www.unpac.me/results/d47b3b9f-1fe2-4571-8a6c-7dc59d7b234e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c340e420c9515a2a728a76087044548f20830daa8e663f2cee31415802cdb539

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Delivery method
Other

Comments