MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf0193bee22e0b21ca5438819ce434900f25cd1663fbff419b5cbbf3d4a512f9. 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: 9


Intelligence 9 IOCs 4 YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf0193bee22e0b21ca5438819ce434900f25cd1663fbff419b5cbbf3d4a512f9
SHA3-384 hash: e53c629bb2d353507b2f7e185635641d7a8488c0dc9c09dd47a3e2af618b3990dbf1bd0019ede140e50b2d5ec5fe60cb
SHA1 hash: cab4347e2e5f8a24ce9def4c2ac5d7369fcc50e7
MD5 hash: 91170562773be7f3c22f5b754f47d93e
humanhash: angel-xray-sweet-beryllium
File name:91170562773BE7F3C22F5B754F47D93E.exe
Download: download sample
Signature njrat
Create hunting rule
File size:1'144'320 bytes
First seen:2021-06-02 17:26:57 UTC
Last seen:2021-06-02 18:50:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 113 x njrat, 80 x RedLineStealer)
ssdeep 24576:vU5zaRDI4Ce6XE6gEHZy/xIcr91K5Ea9vhVOTzIfhVDqY4LOSexJ:M5U04Ce6TZCIc6hYTiPN4LOS
Threatray 1 similar samples on MalwareBazaar
TLSH 7F353341A55953D6CA0BA1B041278B1CB71ACF464E10CDBCB793DCACFF1468CBBB681A
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.138.45.170:11728

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.138.45.170:11728 https://threatfox.abuse.ch/ioc/69463/
3.131.207.170:11728 https://threatfox.abuse.ch/ioc/69464/
3.128.107.74:11728 https://threatfox.abuse.ch/ioc/69465/
13.59.15.185:11728 https://threatfox.abuse.ch/ioc/69466/

Intelligence

File Origin
# of uploads :
2
# of downloads :
299
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DonateHack By XxX Coder.exe
Verdict:
Malicious activity
Analysis date:
2021-05-29 12:21:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/761c28ac-ec2c-4d9d-8b81-9eb7e985fae2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
njRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164144/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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:
spre.troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/796178
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to spread to USB devices (.Net source)
Creates autorun.inf (USB autostart)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the startup folder
Found malware configuration
Hides threads from debuggers
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 has nameless sections
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: 428580 Sample: GEinui7mXb.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 36 2.tcp.ngrok.io 2->36 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 13 other signatures 2->58 9 GEinui7mXb.exe 7 2->9         started        13 Microsoft Corporation.exe 3 2->13         started        signatures3 process4 file5 32 C:\Windows\server.exe, PE32 9->32 dropped 34 C:\Users\user\AppData\...behaviorgraphEinui7mXb.exe.log, ASCII 9->34 dropped 60 Detected unpacking (changes PE section rights) 9->60 62 Detected unpacking (overwrites its own PE header) 9->62 64 Drops executables to the windows directory (C:\Windows) and starts them 9->64 15 server.exe 1 14 9->15         started        66 Hides threads from debuggers 13->66 signatures6 process7 dnsIp8 38 13.59.15.185, 11728, 49757, 49761 AMAZON-02US United States 15->38 40 3.128.107.74, 11728, 49731, 49737 AMAZON-02US United States 15->40 42 2 other IPs or domains 15->42 24 C:\system.exe, PE32 15->24 dropped 26 C:\Users\user\...\Microsoft Corporation.exe, PE32 15->26 dropped 28 1c9e159d5804886e02...eWindows Update.exe, PE32 15->28 dropped 30 3 other malicious files 15->30 dropped 44 Antivirus detection for dropped file 15->44 46 Multi AV Scanner detection for dropped file 15->46 48 Creates autorun.inf (USB autostart) 15->48 50 5 other signatures 15->50 20 netsh.exe 1 3 15->20         started        file9 signatures10 process11 process12 22 conhost.exe 20->22         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf0193bee22e0b21ca5438819ce434900f25cd1663fbff419b5cbbf3d4a512f9/
Threat name:
Win32.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-29 22:47:44 UTC
AV detection:
29 of 46 (63.04%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4azhpxcfyfsdssuhcazzzbusahsltiwmp576qm3ls57hvffcl4q._file
Verdict:
suspicious
Similar samples:
45e9959441e6e30c4c7a4dd8b3d56b88ad09d2ad253851ea79be62ec9c1c8f68
njrat
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion
Link:
https://tria.ge/reports/210602-d9f5mvrlq6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Drops autorun.inf file
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
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/cf0193bee22e0b21ca5438819ce434900f25cd1663fbff419b5cbbf3d4a512f9

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:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:pe_imphash
Create hunting rule
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Skystars_LightDefender_Njrat_Rule
Create hunting rule
Author:Skystars LightDefender
Description:Detects Njrat
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/164144/

Comments