MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d
SHA3-384 hash: 27f90425bf2de92157fd492a46bd2dfe0deea821240596ea1282cce7c930ac22b20cb9468cec7d2af128529392ba1e7d
SHA1 hash: b440516497388bb2c30fc041edff0e0caf221863
MD5 hash: 1466d378f7b73d3ea08f4116f0a02b4f
humanhash: eight-glucose-lion-may
File name:1466d378f7b73d3ea08f4116f0a02b4f.exe
Download: download sample
Signature njrat
Create hunting rule
File size:574'464 bytes
First seen:2021-07-04 06:49:04 UTC
Last seen:2021-07-04 07:48:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:ARdKI/Ehs51sF5qKHhAg0LOD8n6yqe6YK3PcKEvSN/B6XYYu9vky+KY:U1MW51CYDwDYK3Pcz6NZ6ny+J
TLSH 15C4125169284252C6F59933C0D7A544C23AEBDEE209C905FD8EFFFB38353D19B1898A
Reporter abuse_ch
Tags:exe NjRAT RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
304
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1466d378f7b73d3ea08f4116f0a02b4f.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-04 06:52:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/16629d62-fd01-47d6-b269-dd06bc748f8a

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/169560/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.37181710.9004.11256.UNOFFICIAL
Create hunting rule

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:
Malicious
Link:
https://analyze.intezer.com/analyses/6b55ddb9-319b-48f2-9317-01a2a28cc814
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/811525
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates an undocumented autostart registry key
Detected njRat
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Protects its processes via BreakOnTermination flag
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 443936 Sample: 8nkNRwtNfA.exe Startdate: 04/07/2021 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Detected njRat 2->51 53 9 other signatures 2->53 9 8nkNRwtNfA.exe 3 10 2->9         started        process3 file4 37 C:\Users\user\AppData\...\InstallUtil.exe, PE32 9->37 dropped 39 C:\Users\user\...\_Uvpppkhraxfzwbrrfcsdro.vbs, ASCII 9->39 dropped 41 C:\Users\user\AppData\...\8nkNRwtNfA.exe.log, ASCII 9->41 dropped 59 Creates an undocumented autostart registry key 9->59 61 Writes to foreign memory regions 9->61 63 Injects a PE file into a foreign processes 9->63 13 InstallUtil.exe 5 9->13         started        17 wscript.exe 1 9->17         started        signatures5 process6 file7 43 C:\Users\user\AppData\...\JavaUpdate.exe, PE32 13->43 dropped 65 Uses netsh to modify the Windows network and firewall settings 13->65 67 Modifies the windows firewall 13->67 19 InstallUtil.exe 13->19         started        23 wscript.exe 13->23         started        69 Wscript starts Powershell (via cmd or directly) 17->69 25 powershell.exe 24 17->25         started        signatures8 process9 dnsIp10 45 dontreachme.duckdns.org 46.102.106.151, 3605 RADORETR Turkey 19->45 55 Protects its processes via BreakOnTermination flag 19->55 27 netsh.exe 19->27         started        57 Wscript starts Powershell (via cmd or directly) 23->57 29 powershell.exe 23->29         started        31 conhost.exe 25->31         started        signatures11 process12 process13 33 conhost.exe 27->33         started        35 conhost.exe 29->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-04 06:49:09 UTC
AV detection:
8 of 46 (17.39%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cwua5bbf5uf46jau6zxzt7df7vh2iamidof5yvej4bhs2ak5zuoq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion
Link:
https://tria.ge/reports/210704-9v681a9lhx/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
Unpacked files
SH256 hash:
ef718878ce3be1b27305916bc126e0f6f7e2251b36054e4f92e66cb09e02171a
MD5 hash:
645230019774c36a1a69029a3ec40f15
SHA1 hash:
a2ca7e624d6e5b08aa6741e5096f5b8ebf28519e
Link:
https://www.unpac.me/results/de2b23e3-b40f-4990-9577-0281f73eba73/
SH256 hash:
509a2c6ee5a8a9b10c40b55d5dcde78c19e25b553d86778426b53222c17cdbc9
MD5 hash:
a59c1420553c141a01271d044ae2078c
SHA1 hash:
ed91d33082bdc4e883103548851667fab69fff6e
Link:
https://www.unpac.me/results/de2b23e3-b40f-4990-9577-0281f73eba73/
SH256 hash:
7d7431ab11305837faa8d3ff5c3eedc10146f3c655fa76df46831f946e1d43ba
MD5 hash:
a4e3e002cba6a5e37516dfde1c77e1a8
SHA1 hash:
c59c0dd5f12f8aaef6ca60b9bf8ba13b25e1a667
Link:
https://www.unpac.me/results/de2b23e3-b40f-4990-9577-0281f73eba73/
SH256 hash:
7b38cf1649c4eee742dc8580e558e77a2efaebc347d53f8d28594df8009e7962
MD5 hash:
bcf24ba78aa72c988f862ff1f9d42a9c
SHA1 hash:
b77eb6911a523a5a02fc4a4bee8153a8bad89849
Link:
https://www.unpac.me/results/de2b23e3-b40f-4990-9577-0281f73eba73/
SH256 hash:
15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d
MD5 hash:
1466d378f7b73d3ea08f4116f0a02b4f
SHA1 hash:
b440516497388bb2c30fc041edff0e0caf221863
Link:
https://www.unpac.me/results/de2b23e3-b40f-4990-9577-0281f73eba73/
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/15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d

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.

Web download

njrat

Executable exe 15a80e8425ed0bcf2414f66f99fc65fd4fa401881b8bdc5489e04f2d015dcd1d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1380445/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/169560/

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