MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5. 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 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5
SHA3-384 hash: 731140aa0e627df51b3aef91ed129ee3a23c4e05d7a318f89f68d00d4fcce982522c55930c837d03e3b05a0a4ad452c0
SHA1 hash: 620046f9fc9bc8e88299ee465e2f4888f0d337fe
MD5 hash: 406aeccf1df2548b74748e908ca117b5
humanhash: seven-failed-whiskey-carpet
File name:026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5
Download: download sample
Signature njrat
Create hunting rule
File size:1'079'808 bytes
First seen:2021-03-01 16:16:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:vbVBDI7IZ0EVO3ze/7rNDKCcc8gKhkHGVoYW1B:jw7EVqehEu2rs
Threatray 17 similar samples on MalwareBazaar
TLSH 28350240F7D4FA62D17D1E79A8738C1303B5ED01C60AAAAE2B40BACB1D77780951FA57
Reporter c3rb3ru5d3d53c2
Tags:NjRAT


Avatar
c3rb3ru5d3d53c
@c3rb3ru5d3d53c Live Hunt

Intelligence

File Origin
# of uploads :
1
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5
Verdict:
Malicious activity
Analysis date:
2021-03-01 16:28:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9a422b4c-09c8-46e0-b945-9e542eb58cc6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Bladabindi-6192388-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Packed.Barys-6880522-0
Create hunting rule

Win.Dropper.njRAT-7436651-0
Create hunting rule

Win.Malware.Ursu-9784017-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Deleting a recently created file
Enabling the 'hidden' option for files in the %temp% directory
Creating a window
DNS request
Connection attempt
Sending a UDP request
Creating a file in the mass storage device
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices by creating a special LNK file
Enabling a "Do not show hidden files" option
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/622503
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 the view of files in windows explorer (hidden files and folders)
Contains functionality to log keystrokes (.Net Source)
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 360242 Sample: BLXe3vEEIN Startdate: 01/03/2021 Architecture: WINDOWS Score: 100 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus detection for dropped file 2->72 74 Antivirus / Scanner detection for submitted sample 2->74 76 10 other signatures 2->76 8 BLXe3vEEIN.exe 1 5 2->8         started        11 EasyExploitsAPI.exe 3 2->11         started        13 BLXe3vEEIN.exe 2 2->13         started        15 2 other processes 2->15 process3 file4 64 C:\Users\user\AppData\...asyExploitsAPI.exe, PE32 8->64 dropped 66 C:\Users\user\AppData\...\BLXe3vEEIN.exe.log, ASCII 8->66 dropped 17 EasyExploitsAPI.exe 4 5 8->17         started        22 schtasks.exe 1 8->22         started        24 schtasks.exe 1 8->24         started        26 schtasks.exe 1 11->26         started        28 schtasks.exe 1 11->28         started        30 schtasks.exe 1 13->30         started        32 schtasks.exe 1 13->32         started        34 schtasks.exe 1 15->34         started        36 3 other processes 15->36 process5 dnsIp6 68 leviisthebest.ddns.net 82.76.154.111, 1339 RCS-RDS73-75DrStaicoviciRO Romania 17->68 62 C:\Users\user\AppData\...asyExploitsAPI.exe, PE32 17->62 dropped 78 Antivirus detection for dropped file 17->78 80 Multi AV Scanner detection for dropped file 17->80 82 Protects its processes via BreakOnTermination flag 17->82 84 3 other signatures 17->84 52 2 other processes 17->52 38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        42 conhost.exe 26->42         started        44 conhost.exe 28->44         started        46 conhost.exe 30->46         started        48 conhost.exe 32->48         started        50 conhost.exe 34->50         started        54 2 other processes 36->54 file7 signatures8 process9 process10 56 conhost.exe 38->56         started        58 conhost.exe 52->58         started        60 conhost.exe 52->60         started       
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-03-01 16:17:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
38 of 48 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ajxkwigqk7xu2ca6zn76kbfyxj7w4qgnksjv75ytvwc4hggnpl2q._file
Verdict:
malicious
Similar samples:
11edfbb9381d84595491324562ad13b2c218abb38eb97b786e52ab70eb67ce25
njrat
1253331034363bc37bfe3c9b2664ef9ed65dc8422a25e70cba57e03a83e0d3e9
njrat
4cbeb41aeb9ee9c5133c7486d11c493d6f5e8f32b908ae6c10ede213f6f8c43b
njrat
5979eee66faff5910c181a7b1af0111d68a0feda3dd974306f8e5c5624af7cdf
njrat
62e099194f9f946b0c0dd4c474c862dadb605101b87dc2eb7b8e43f6510ae3d1
njrat
b4d493227e334e826fbb6dcbca9110478d6f23596b1c0d141b38e97d7d8ade33
njrat
bf0452ef3eb6c2e6f2ea84b2bf649a024f6190b0baae26e21c9790820171581f
njrat
ce66906eb9b0e76d2b0e9b313e84c543412ae3ab598e57dce0b913759946254e
njrat
eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
njrat
f00f5f7f81d246a3d2c6aacef673f85de79e96a460641482d6da42b638d4ad2a
njrat
+ 7 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/210301-chspyqj81e/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5
MD5 hash:
406aeccf1df2548b74748e908ca117b5
SHA1 hash:
620046f9fc9bc8e88299ee465e2f4888f0d337fe
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
Link:
https://www.unpac.me/results/9f1a17d1-b67a-4ed6-b031-3683208cbedf/
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/026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5

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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
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:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Link
https://www.virustotal.com/gui/file/026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5/details
  
Delivery method
Other

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