MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc12a9f0d046b1c0e2d783f1ad825a0190669e36b00f1070d32bd55566be85ef. 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: 11


Intelligence 11 IOCs 3 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc12a9f0d046b1c0e2d783f1ad825a0190669e36b00f1070d32bd55566be85ef
SHA3-384 hash: 0c8c473d24927a30290b32f890e5e2bb31201bdd60825febeedfbaadf364cafdbe28202dfae6210ac84f2608410e0a2f
SHA1 hash: 3827ce7b5bd266d049f3637359d4675728985e36
MD5 hash: 3f1d1043978a66366b5d22f4ac46a5d4
humanhash: bacon-diet-maine-skylark
File name:3f1d1043978a66366b5d22f4ac46a5d4.exe
Download: download sample
Signature njrat
Create hunting rule
File size:5'120 bytes
First seen:2022-03-28 16:57:29 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 48:6ya4ZDYRAdoAQNF3FmMMkHIaHCHnHClFA7G2wAo6i1trSUli1DwgjVFypfbNtmO:kkDDdoA6F+U220UE1DwUkzNtd
Threatray 1'982 similar samples on MalwareBazaar
TLSH T1F1B182005BCA8BB7DD73D77AD9B38B826378B611DD528B4E34C9120A4D237144D13B24
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.138.180.119:14466

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.138.180.119:14466 https://threatfox.abuse.ch/ioc/458059/
3.136.65.236:14466 https://threatfox.abuse.ch/ioc/458060/
3.129.187.220:14466 https://threatfox.abuse.ch/ioc/458061/

Intelligence

File Origin
# of uploads :
1
# of downloads :
350
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/258686/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Creating a file
Creating a process from a recently created file
Launching a service
Searching for the window
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Creating a window
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi cmd.exe control.exe evasive explorer.exe fingerprint greyware netsh.exe obfuscated packed replace.exe stealer update.exe
Link:
https://www.filescan.io/uploads/6241e91a1f2042394843af79/reports/92159d7d-7186-49bc-9486-6212ed858e7b/overview
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/082456f4-593a-492d-a1ed-f6bc9b830b25
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/966043
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
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Detected njRat
Drops PE files to the startup folder
Found malware configuration
Machine Learning detection for dropped file
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 598524 Sample: kD2iOLteva.exe Startdate: 28/03/2022 Architecture: WINDOWS Score: 100 42 4.tcp.ngrok.io 2->42 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 12 other signatures 2->58 9 kD2iOLteva.exe 14 9 2->9         started        13 9dbb93d14e7d880f.exe 3 2->13         started        15 9dbb93d14e7d880f.exe 2 2->15         started        17 9dbb93d14e7d880f.exe 2 2->17         started        signatures3 process4 dnsIp5 50 cdn.discordapp.com 162.159.130.233, 443, 49770, 49773 CLOUDFLARENETUS United States 9->50 36 C:\Users\user\Desktop\cbf90eac7539afc9.exe, PE32+ 9->36 dropped 38 C:\Users\user\Desktop\9dbb93d14e7d880f.exe, PE32 9->38 dropped 40 C:\Users\user\AppData\...\kD2iOLteva.exe.log, ASCII 9->40 dropped 19 9dbb93d14e7d880f.exe 3 5 9->19         started        24 cbf90eac7539afc9.exe 1 9->24         started        26 conhost.exe 9->26         started        file6 process7 dnsIp8 44 4.tcp.ngrok.io 3.129.187.220, 14466, 49774, 49775 AMAZON-02US United States 19->44 46 3.131.147.49, 14466, 49776, 49782 AMAZON-02US United States 19->46 48 3 other IPs or domains 19->48 34 C:\...\482887cdfb93fbc01176d9593d0ebb63.exe, PE32 19->34 dropped 60 Antivirus detection for dropped file 19->60 62 Multi AV Scanner detection for dropped file 19->62 64 Machine Learning detection for dropped file 19->64 66 4 other signatures 19->66 28 netsh.exe 1 3 19->28         started        30 conhost.exe 24->30         started        file9 signatures10 process11 process12 32 conhost.exe 28->32         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc12a9f0d046b1c0e2d783f1ad825a0190669e36b00f1070d32bd55566be85ef/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-02-06 07:54:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xqjkt4gqi2y4bywxqpy23as2agignhrwwahra4gtfpkvkzv6qxxq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
03c797996da1b603758c6875b0dc86c8c1cf2f4f1939d25aa3874cb0fe2bf08a
njrat
5320400539e21be4eee7c8adc75f045b957d5696007adb23c0f390bcfdfea9cc
njrat
53777546c28cb8912525bf2f3f0e7a69e29f61755b82cbba7d1a0c0d9c562536
njrat
772ca61d127be3c8992d2537bca4e0df6f77b68718d086cb4eef28fb7c6412b9
njrat
c7b54cc4aa3d4b08652359ddb2e8b0d91ccd6d0a01c7a34eb527fde4f0f44957
njrat
cf0f62c6105ceec3db23af296678feed3ea95d14ff032223d5397c7351cfc9e0
njrat
ffe8dbc4f815fe713c790a19b5122c79d1de9c817f10edf7d86ca297175ce439
njrat
+ 1'972 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion persistence suricata trojan
Link:
https://tria.ge/reports/220328-vgs17agedq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Drops startup file
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
Malware Config
C2 Extraction:
4.tcp.ngrok.io:14466
Unpacked files
SH256 hash:
bc12a9f0d046b1c0e2d783f1ad825a0190669e36b00f1070d32bd55566be85ef
MD5 hash:
3f1d1043978a66366b5d22f4ac46a5d4
SHA1 hash:
3827ce7b5bd266d049f3637359d4675728985e36
Link:
https://www.unpac.me/results/6fb8752c-114d-42cc-a5ae-228138e595ae/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/bc12a9f0d046/report/overview.html
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/bc12a9f0d046b1c0e2d783f1ad825a0190669e36b00f1070d32bd55566be85ef

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:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

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/258686/

Comments