MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 846c3069227802dc9a79fe7ffdeaf474866d52653a620a5d03e91c23732127b8. 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: 10


Intelligence 10 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 846c3069227802dc9a79fe7ffdeaf474866d52653a620a5d03e91c23732127b8
SHA3-384 hash: 36574c1b5b2d8b023865df806a8f1fbe4499ce16a057a9d285717816882628beb0cc9b6430b6623c89f37a45b585deca
SHA1 hash: 22a1a5e018ad54e9cd3ce60c512a17cd6bd348a9
MD5 hash: 2b3b0ebd209b66921d3a02f0efb82e78
humanhash: double-william-stairway-blue
File name:22a1a5e018ad54e9cd3ce60c512a17cd6bd348a9.exe
Download: download sample
Signature njrat
Create hunting rule
File size:619'014 bytes
First seen:2021-05-25 15:15:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:a7sTCwxtF0VWVIYbwO4l4FeQUO0FKxetiVuDgFof:aoTD/0VBYbwy10FK4HEof
Threatray 160 similar samples on MalwareBazaar
TLSH 10D4F18D20E88B58C1D8B2FC49E2F73412E99DCBA8A5131377B2F84518B6357DE62D4D
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
192.169.69.26:3125

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
192.169.69.26:3125 https://threatfox.abuse.ch/ioc/59098/

Intelligence

File Origin
# of uploads :
1
# of downloads :
273
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
22a1a5e018ad54e9cd3ce60c512a17cd6bd348a9.exe
Verdict:
Malicious activity
Analysis date:
2021-05-25 15:59:38 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/a26bdd25-abe9-4007-baa7-967b3a760ec3

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/162032/
Detection(s):
SecuriteInfo.com.Win32.HLLW.Autoruner2.30982.4919.15092.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Creating a window
Running batch commands
Creating a process with a hidden window
Creating a file
Launching a process
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
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/791752
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Changes the view of files in windows explorer (hidden files and folders)
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Drops PE files to the startup folder
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 424151 Sample: WNr7kU4wSU.exe Startdate: 25/05/2021 Architecture: WINDOWS Score: 100 49 xn--5na.org 2->49 51 nena.duckdns.org 2->51 67 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->67 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 15 other signatures 2->73 8 explorer.exe 2->8         started        10 WNr7kU4wSU.exe 15 4 2->10         started        15 chromen.exe 2 2->15         started        17 4 other processes 2->17 signatures3 process4 dnsIp5 19 chromen.exe 15 3 8->19         started        57 xn--5na.org 10->57 47 C:\Users\user\AppData\...\WNr7kU4wSU.exe.log, ASCII 10->47 dropped 87 Detected unpacking (changes PE section rights) 10->87 89 Hides that the sample has been downloaded from the Internet (zone.identifier) 10->89 23 cmd.exe 2 10->23         started        26 explorer.exe 1 10->26         started        59 xn--5na.org 15->59 91 Injects a PE file into a foreign processes 15->91 28 chromen.exe 15->28         started        61 xn--5na.org 17->61 63 xn--5na.org 17->63 65 xn--5na.org 17->65 30 chromen.exe 17->30         started        32 chromen.exe 17->32         started        file6 signatures7 process8 dnsIp9 55 xn--5na.org 19->55 75 Antivirus detection for dropped file 19->75 77 Multi AV Scanner detection for dropped file 19->77 79 Detected unpacking (changes PE section rights) 19->79 81 7 other signatures 19->81 34 chromen.exe 5 3 19->34         started        39 svchost.exe 19->39         started        45 C:\Users\user\AppData\Local\chromen.exe, PE32 23->45 dropped 41 conhost.exe 23->41         started        file10 signatures11 process12 dnsIp13 53 nena.duckdns.org 192.169.69.26, 3125, 49736, 49737 WOWUS United States 34->53 43 C:\Users\user\AppData\Roaming\...\Client.exe, PE32 34->43 dropped 83 Changes the view of files in windows explorer (hidden files and folders) 34->83 85 Creates multiple autostart registry keys 34->85 file14 signatures15
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/846c3069227802dc9a79fe7ffdeaf474866d52653a620a5d03e91c23732127b8/
Threat name:
ByteCode-MSIL.Hacktool.Boilod
Create hunting rule
Status:
Suspicious
First seen:
2018-08-10 19:28:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
38 of 47 (80.85%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qrwda2jcpabnzgtz7z7732xuosdg2utfhjrauxid5eocg4zbe64a._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
1ffeb0811111c36b86f1ec119e8c7c919b4da8da4dfc6964f15155d218634a39
njrat
4cbeb41aeb9ee9c5133c7486d11c493d6f5e8f32b908ae6c10ede213f6f8c43b
njrat
882c2d397243c456fdefc25467864dfa71ad1d3ee215730381bd7370bba3721a
njrat
a47e2de20c3ce0e0f4478f2914332bbf2d1c800b980b004f32987a78e77716f6
njrat
b4d493227e334e826fbb6dcbca9110478d6f23596b1c0d141b38e97d7d8ade33
njrat
b94ffef7801deeebedddfc0a7e6a370870f413926661f995b62457ecf3766194
njrat
bf0452ef3eb6c2e6f2ea84b2bf649a024f6190b0baae26e21c9790820171581f
njrat
d9d43f3164fba1aceb44777a7e89de0d62ef5f196ae713effcc8a893eff20e5f
njrat
e3a10025b0133fbeb2e454ae7dfec1a6f0e49fee612f7139387f9396434762c6
njrat
eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
njrat
+ 150 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/210525-h8zlxr719j/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/846c3069227802dc9a79fe7ffdeaf474866d52653a620a5d03e91c23732127b8

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/162032/

Comments