MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09. 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 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09
SHA3-384 hash: 065bc767b376f80f23bbf291dcf2791d51bd95e29c1b39da5a8f24436def757c7b184507414a4cf41920ed48dcdd28d1
SHA1 hash: caa335af2f787da803d2e46326957412eb0258c8
MD5 hash: 19872ade63829c8bb3ab4113d7626ed1
humanhash: queen-blossom-wyoming-oxygen
File name:da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09.bat
Download: download sample
Signature njrat
Create hunting rule
File size:10'148'530 bytes
First seen:2025-03-03 10:56:01 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 49152:0Df/enjTUDtaro+a6+pbs7Hi4wD1aXDdpcSZtQyGML/xyMmYVDkOEcD9Ixd2lh8r:U
TLSH T102A633A1A6983EB5082C9B3BD1AF7E3D3BCABF40456BC786C3C170866D6D7C66463405
Magika txt
Reporter JAMESWT_WT
Tags:80-76-49-2 bat

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09.bat
Verdict:
Malicious activity
Analysis date:
2025-03-03 11:00:54 UTC
Tags:
omani rat
Link:
https://app.any.run/tasks/2d86123f-237c-46e4-883d-6d2510b67d8b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c58ba7c668b65489bea7e9
Tags:
obfuscate vmdetect shell sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm obfuscated stealer
Link:
https://www.filescan.io/uploads/67c58ad23c5f644bd9401b44/reports/8389df41-67ef-430e-a09b-7e255cfb71cb/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1627955
Signature
Allocates memory in foreign processes
Connects to many ports of the same IP (likely port scanning)
Creates a thread in another existing process (thread injection)
Creates files in the system32 config directory
Found large BAT file
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Writes to foreign memory regions
Yara detected Powershell decrypt and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1627955 Sample: 3s7NimtKaN.bat Startdate: 03/03/2025 Architecture: WINDOWS Score: 100 47 ipwho.is 2->47 65 Suricata IDS alerts for network traffic 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Yara detected Powershell decrypt and execute 2->69 71 3 other signatures 2->71 11 cmd.exe 1 2->11         started        signatures3 process4 signatures5 87 Suspicious powershell command line found 11->87 14 powershell.exe 12 11->14         started        17 conhost.exe 11->17         started        process6 signatures7 89 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 14->89 19 cmd.exe 1 14->19         started        process8 signatures9 73 Suspicious powershell command line found 19->73 22 powershell.exe 32 30 19->22         started        26 powershell.exe 15 19->26         started        28 more.com 1 19->28         started        30 2 other processes 19->30 process10 dnsIp11 49 80.76.49.2, 4782, 4783, 49734 CLOUDCOMPUTINGDE Bulgaria 22->49 51 ipwho.is 195.201.57.90, 443, 49736 HETZNER-ASDE Germany 22->51 79 Writes to foreign memory regions 22->79 81 Modifies the context of a thread in another process (thread injection) 22->81 83 Hides that the sample has been downloaded from the Internet (zone.identifier) 22->83 85 3 other signatures 22->85 32 winlogon.exe 22->32 injected 35 findstr.exe 1 26->35         started        signatures12 process13 signatures14 57 Injects code into the Windows Explorer (explorer.exe) 32->57 59 Writes to foreign memory regions 32->59 61 Allocates memory in foreign processes 32->61 63 2 other signatures 32->63 37 lsass.exe 32->37 injected 40 svchost.exe 32->40 injected 43 svchost.exe 32->43 injected 45 30 other processes 32->45 process15 dnsIp16 75 Creates files in the system32 config directory 37->75 77 Writes to foreign memory regions 37->77 53 184.30.131.245, 49731, 80 AKAMAI-ASUS United States 40->53 55 2.16.100.168, 49724, 49732, 80 AKAMAI-ASN1EU European Union 40->55 signatures17
Score:
89%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09/
Threat name:
Script-BAT.Trojan.Alevaul
Create hunting rule
Status:
Malicious
First seen:
2025-03-02 23:46:55 UTC
File Type:
Text (PowerShell)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3i52wuupj6bozefky6i2mclcw3gkmdixfe4yegduy6fqz5y5pueq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/250303-m1r91awnv7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
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/da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09

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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Warp
Create hunting rule
Author:Seth Hardy
Description:Warp
Rule name:WarpStrings
Create hunting rule
Author:Seth Hardy
Description:Warp Identifying Strings

File information

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

njrat

Batch (bat) bat da3bab528f4f82ec90aac791a60962b6cca60d172939821874c78b0cf71d7d09

(this sample)

Executable exe 8f2541e5c425e6353ba1170079b238632acb21498415861c1fd27a8615a86336

  
Dropping
SHA256 8f2541e5c425e6353ba1170079b238632acb21498415861c1fd27a8615a86336
  
Dropping
MD5 1616ecd3614f3e34b9b1d5a9dde9fee2
  
Dropping
SHA256 2acb08478abe768457f22b505029f0d8fd79204543dc30b0bc7bd635c6a7dce7
  
Dropping
MD5 65aeb7eaa825e0bd836cece1d1edfae2
  
Dropping
SHA256 14f51e3971fa900020980e9c9f40b330a86d5e70cda3e6b4d24400765d7a8b2f
  
Dropping
MD5 2db2aad75740ba662390cf51b5558984

Comments