MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7cf4fafb7d41c7c48f1078e94fa059ad3a666786a74c9864238f251c06298c94. 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: 7


Intelligence 7 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7cf4fafb7d41c7c48f1078e94fa059ad3a666786a74c9864238f251c06298c94
SHA3-384 hash: 876485d0af14123a4cd2612f20bbe803c41dfc335524ba5428b7ed8c66470f3a203c9b7243d9d888946f15c7b87319a8
SHA1 hash: ddb5765b78eff341d99b4c8c1bcfd6d1b08140d0
MD5 hash: ca637caf529f158575c7bd973d946b31
humanhash: queen-beryllium-oxygen-ohio
File name:ca637caf529f158575c7bd973d946b31.exe
Download: download sample
Signature njrat
Create hunting rule
File size:165'376 bytes
First seen:2021-05-24 06:36:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:VtbJdndB5tzSidBRDTuoE/WvFzjh91bNePshpdQu:/nndB5tzSidBRDTuoxFzFbNug
Threatray 85 similar samples on MalwareBazaar
TLSH 73F3E86FB6488F45DA982876D0EB942003D1AEC71733F2463F597B6D08623E39D897C9
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.142.167.54:11857

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.142.167.54:11857 https://threatfox.abuse.ch/ioc/58065/

Intelligence

File Origin
# of uploads :
1
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ca637caf529f158575c7bd973d946b31.exe
Verdict:
No threats detected
Analysis date:
2021-05-24 06:42:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b8c0bb10-5f21-489a-81ec-27925c050e93

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/161259/
Detection(s):
Win.Malware.Bladabindi-6862380-0
Create hunting rule

Win.Trojan.Bladabindi-9815414-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
Sending a UDP request
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.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790073
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates autostart registry keys with suspicious names
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
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: 422470 Sample: q3nnOgv0Q8.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Multi AV Scanner detection for domain / URL 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 9 other signatures 2->54 8 q3nnOgv0Q8.exe 16 7 2->8         started        12 Dllhost.exe 4 2->12         started        15 Dllhost.exe 5 2->15         started        17 Dllhost.exe 4 2->17         started        process3 dnsIp4 38 8.tcp.ngrok.io 8->38 40 telegra.ph 149.154.164.13, 443, 49718, 49725 TELEGRAMRU United Kingdom 8->40 30 C:\Users\user\AppData\Roaming\Dllhost.exe, PE32 8->30 dropped 32 C:\Users\user\AppData\...\q3nnOgv0Q8.exe.log, ASCII 8->32 dropped 19 Dllhost.exe 18 5 8->19         started        42 8.tcp.ngrok.io 12->42 64 System process connects to network (likely due to code injection or exploit) 12->64 44 8.tcp.ngrok.io 15->44 46 8.tcp.ngrok.io 17->46 file5 signatures6 process7 dnsIp8 34 8.tcp.ngrok.io 13.58.157.220, 11857, 49731, 49732 AMAZON-02US United States 19->34 36 telegra.ph 19->36 28 C:\...\6ff3aebbdb995e748e7a85e0ec7e239a.exe, PE32 19->28 dropped 56 Antivirus detection for dropped file 19->56 58 System process connects to network (likely due to code injection or exploit) 19->58 60 Multi AV Scanner detection for dropped file 19->60 62 6 other signatures 19->62 24 netsh.exe 1 3 19->24         started        file9 signatures10 process11 process12 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7cf4fafb7d41c7c48f1078e94fa059ad3a666786a74c9864238f251c06298c94/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-17 14:54:08 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pt2pv635ihd4jdyqpduu7iczvu5gmz4gu5gjqzbdr4srybrjrska._file
Verdict:
unknown
Similar samples:
0e74c2ee6af403d13dfe7ff6b11d3f1eb04c177202eb752448640c06db1566ec
njrat
2454d64559ffdaf95915ebea1ad0a5310fa2ef724e42d8e510e4cac97078e80f
njrat
37a1dca413bedca841a9a633c04c77df208a7dcef64a26c799d01078805f8774
njrat
90f6d27c8269a6dbbfbcd3c6735ae51bcc1942defd21c547004b33265e85b7e2
njrat
93c6cc14e478c54711c794dc49dcedd43bce1a7f15de08fe279af4da5b4f84e5
njrat
9a569928b9970643f530c9077cb2c441adbd81d13a747d55294b3fa9168069f2
njrat
a0de65c408284dfddf6318980b138aa05015686c4371853070500ff84d18cd50
njrat
aa6048f1b4c756dd7ecf4d78af9a5ea07cc7d2d43817c1bae77c38a5391cded9
njrat
c994005280c186f67dc644ffbe88a9fcf43f45b16605c3f51a138dfc262b4c50
njrat
f1b01db7444eacf1c44d10f564d4841c8fbfd885810bfa4da24dbcaa79188b59
njrat
+ 75 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/210524-k9ty6rvssx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7cf4fafb7d41c7c48f1078e94fa059ad3a666786a74c9864238f251c06298c94

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/161259/

Comments