🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308. 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: 12


Intelligence 12 IOCs YARA 59 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308
SHA3-384 hash: ae5f39d97335dddb0d8dbad79468803e256a09907e287774e6dba6743e083d312059dc327ae3cb02ebb27a2e099aa8da
SHA1 hash: db0d10b6323e30467874220e1d4853db02696eb1
MD5 hash: 342fb17885439003d94e6837e9ac73bc
humanhash: freddie-october-batman-sodium
File name:qp12g0.zip
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:2'717'534 bytes
First seen:2025-09-02 12:50:13 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 49152:k2nzJwB9w+QPEhUlwTI9+t0msTzmGMHIangYkjp25RQxyXtxhY86LZFR8:JzJA9w+tO8IgS4Gcgt25iUxhYhLZFm
TLSH T154C533F792B98F1487334FB90AE35F71F77FABC6840D9494E844A91631882812DFA25D
Magika zip
Reporter JAMESWT_WT
Tags:manual-terminology-gl-at-ply-gg QuasarRAT zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
48
Origin country :
IT IT
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:svchost.exe
File size:5'664'256 bytes
SHA256 hash: f8913a531ebd3da8cd44c2b2e902a343beefc275c6e4e8da100faefc483d6271
MD5 hash: 2a034511446d3f8360c14a91b47777c2
MIME type:application/x-dosexec
Signature QuasarRAT
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68b6192beb163e0ec18419d5
Tags:
vmdetect quasar emotet
Result
Verdict:
Malicious
File Type:
PE File
Link:
https://app.docguard.net/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm anti-vm base64 cmd cscript dllhost explorer fingerprint lolbin lolbin mshta obfuscated packed privilege reconnaissance runonce schtasks threat update
Link:
https://www.filescan.io/uploads/68b6e82d1c81c34281dba1b8/reports/315dd2ec-2156-4c0d-8aeb-a3fba179d98d/overview
Verdict:
Malicious
Labled as:
Trojan.Agent
Link:
https://www.hybrid-analysis.com/sample/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308
Verdict:
Malicious
File Type:
zip
First seen:
2025-09-01T16:51:00Z UTC
Last seen:
2025-09-01T16:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308
Verdict:
QuasarRat
YARA:
3 match(es)
Tags:
.Net Executable Fody/Costura Packer Malicious Managed .NET PDB Path PE (Portable Executable) PE File Layout QuasarRat RAT SOS: 0.14 SOS: 0.15 SOS: 0.18 SOS: 0.19 SOS: 0.20 SOS: 0.22 SOS: 0.23 SOS: 0.24 SOS: 0.25 SOS: 0.26 SOS: 0.27 SOS: 0.29 SOS: 0.32 SOS: 0.34 SOS: 0.35 SOS: 0.61 Zip Archive
Link:
https://app.malva.re/file/342fb17885439003d94e6837e9ac73bc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308/
Threat name:
ByteCode-MSIL.Backdoor.Quasar
Create hunting rule
Status:
Malicious
First seen:
2025-09-02 12:51:33 UTC
File Type:
Binary (Archive)
Extracted files:
19
AV detection:
31 of 38 (81.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b3yofeoxdnif5klw7pnmxgwczrkwfi5jwwdjtbopeeqcobtjimea._file
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:office04 spyware trojan
Link:
https://tria.ge/reports/250902-q8yzaswycx/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
manual-terminology.gl.at.ply.gg:59071
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:Check_Dlls
Create hunting rule
Rule name:Costura_Protobuf
Create hunting rule
Author:@bartblaze
Description:Identifies Costura and Protobuf in .NET assemblies, respectively for storing resources and (de)serialization. Seen together might indicate a suspect binary.
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_EXE_Packed_Fody
Create hunting rule
Author:ditekSHen
Description:Detects executables manipulated with Fody
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:MALWARE_Win_R77
Create hunting rule
Author:ditekSHen
Description:Detects r77 rootkit
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Description:Detects QuasarRAT malware
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:Windows_Rootkit_R77_99050e7d
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/elastic-security-labs-steps-through-the-r77-rootkit

File information

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

Web download

QuasarRAT

zip 0ef0e291d71b505ea976fbdacb9ac2cc5562a3a9b5869985cf21202706694308

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3615612/
  
Delivery method
Distributed via web download

Comments