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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 514cd71508ca9b3f35afe09a943e97c547e9caeda12cd9083b1d3982068d692b. 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


QuasarRAT


Vendor detections: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 514cd71508ca9b3f35afe09a943e97c547e9caeda12cd9083b1d3982068d692b
SHA3-384 hash: 7cd38561f67641775d877faab1487f87f852a04decef92dc8cf60ae372fefa66ff0e6b25ae3321340a0e69fd63df323f
SHA1 hash: 926ec26d628e25bb746325172139c01aa130993d
MD5 hash: 81424820bdf139b1fe3de3faa4e98ae6
humanhash: river-blue-stream-glucose
File name:runlastrun.ps1
Download: download sample
Signature QuasarRAT
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File size:10'039 bytes
First seen:2023-05-18 09:59:46 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/x-c++
ssdeep 192:BQiSRKxM+2lboe/eFlFN9qoJLlFobU2pf6kXP:BQik68lpx
TLSH T1352202A64508412317B3D3BFAFA6C02AD762541798F8F95CFD0C49A16F353288362EF9
Reporter 1ZRR4H
Tags:ps1 QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
205
Origin country :
ES ES
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.22159.10430.UNOFFICIAL
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Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6465f7242fe8bc4707aa11e5/reports/5e4eb734-6189-423c-b53f-ab7f18e98652/overview
Verdict:
Suspicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/514cd71508ca9b3f35afe09a943e97c547e9caeda12cd9083b1d3982068d692b
Result
Threat name:
Quasar
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Detection:
malicious
Classification:
troj.expl.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1235943
Signature
.NET source code references suspicious native API functions
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Dot net compiler compiles file from suspicious location
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/514cd71508ca9b3f35afe09a943e97c547e9caeda12cd9083b1d3982068d692b/
Threat name:
Win32.Trojan.Generic
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Status:
Suspicious
First seen:
2023-05-18 10:00:06 UTC
File Type:
Text (PowerShell)
AV detection:
1 of 37 (2.70%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kfgnofiizknt6nnp4cnjipuxyvd6tsxnuewnscb3du4yebunnevq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/230518-qmskdshg8v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Blocklisted process makes network request
Malware Config
Dropper Extraction:
https://drive.google.com/uc?export=download&id=1GUfzCH1FsSSQZ_Xf8HwOLgqhsygBTnK9&confirm=t
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/514cd71508ca9b3f35afe09a943e97c547e9caeda12cd9083b1d3982068d692b

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:SUSP_Websites
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Author:SECUINFRA Falcon Team
Description:Detects the reference of suspicious sites that might be used to download further malware
Rule name:yara_template
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File information

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

Comments