MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a. 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 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a
SHA3-384 hash: aa72cc76940cc927efb6c9d002259eac7f18293b18ff65ad866bdc167eea29c3bd46cb9751c1ff6021e606c93c35fc4e
SHA1 hash: a9917d0e9a9e11868fdb02f2e7a3a4996dc09dbf
MD5 hash: fc78a1e32b96e8dd3f6986ea7553bfb9
humanhash: skylark-johnny-island-muppet
File name:0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a
Download: download sample
Signature njrat
Create hunting rule
File size:1'125'376 bytes
First seen:2021-02-28 07:23:34 UTC
Last seen:2021-02-28 08:59:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 112 x njrat, 79 x RedLineStealer)
ssdeep 24576:4d9kIoiv4xdI/lJCik0YPOACGl6WFsTgTVJoIBo+PFLeThC2Og:SsivFewGsWFsTg8go+NS8
Threatray 3 similar samples on MalwareBazaar
TLSH C4353301B98EA31FC24343314524A61A5BED59C1C9C1BE565AC0B634FDFA3E28FCA793
Reporter JAMESWT_WT
Tags:NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
602
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a
Verdict:
Malicious activity
Analysis date:
2021-02-28 08:15:37 UTC
Tags:
rat njrat bladabindi
Link:
https://app.any.run/tasks/83a1c716-d520-4081-ba7a-0ebcb6c8e8e0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
EnigmaStub
Create hunting rule
Link:
https://www.capesandbox.com/analysis/119943/
Detection(s):
PUA.Win.Packer.EnigmaProtector-19
Create hunting rule

PUA.Win.Packer.EnigmaProtector-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Creating a file
Sending a UDP request
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Creating a file in the mass storage device
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
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/620829
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
Changes security center settings (notifications, updates, antivirus, firewall)
Creates autostart registry keys with suspicious names
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the startup folder
Drops PE files with benign system names
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
Protects its processes via BreakOnTermination flag
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
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: 359408 Sample: 7qf8a4a9UW Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for dropped file 2->48 50 Antivirus / Scanner detection for submitted sample 2->50 52 12 other signatures 2->52 8 7qf8a4a9UW.exe 1 9 2->8         started        12 svchost.exe 2->12         started        14 svchost.exe 5 2->14         started        16 11 other processes 2->16 process3 dnsIp4 34 C:\Users\user\AppData\Roaming\svchost.exe, PE32 8->34 dropped 36 C:\Tools.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\...\7qf8a4a9UW.exe.log, ASCII 8->38 dropped 40 C:\Tools.exe:Zone.Identifier, ASCII 8->40 dropped 62 Detected unpacking (changes PE section rights) 8->62 64 Detected unpacking (overwrites its own PE header) 8->64 66 Hides threads from debuggers 8->66 68 Drops PE files with benign system names 8->68 19 svchost.exe 4 7 8->19         started        70 Changes security center settings (notifications, updates, antivirus, firewall) 12->70 24 MpCmdRun.exe 12->24         started        42 127.0.0.1 unknown unknown 16->42 file5 signatures6 process7 dnsIp8 44 192.168.0.5, 1604 unknown unknown 19->44 32 C:\...\a79c45f10a83fc8758b8280057b32cf1.exe, PE32 19->32 dropped 54 Antivirus detection for dropped file 19->54 56 System process connects to network (likely due to code injection or exploit) 19->56 58 Multi AV Scanner detection for dropped file 19->58 60 7 other signatures 19->60 26 netsh.exe 1 3 19->26         started        28 conhost.exe 24->28         started        file9 signatures10 process11 process12 30 conhost.exe 26->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a/
Threat name:
Win32.Packed.EnigmaProtector
Create hunting rule
Status:
Malicious
First seen:
2021-02-27 21:18:12 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bzhjm6kwxdovmv3wlq2voaraky7mopkbh2j4fdk25wg7fdeafn5a._file
Verdict:
suspicious
Similar samples:
798eab01e5d7f1c78e3f7db514f3611ae85e468405af144245f55c8f2657c6d9
njrat
88e03236b248d004923161c7928a1546cdffd0b6e8c30a22b1d49b05dca9b2da
njrat
9cda5e5ad6ca68a803516013fbf62e6b06383b20fccf1ee6aed4730c916a3b55
njrat
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/210228-7pm5emb8qx/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Unpacked files
SH256 hash:
0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a
MD5 hash:
fc78a1e32b96e8dd3f6986ea7553bfb9
SHA1 hash:
a9917d0e9a9e11868fdb02f2e7a3a4996dc09dbf
Link:
https://www.unpac.me/results/e783869f-76a9-481c-84eb-1b2a68abd9c6/
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/0e4e967956b8dd5657765c35570220563ec73d413e93c28d5aed8df28c802b7a

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:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
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_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat
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/119943/

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