MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60. 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: 24

Intelligence 24 IOCs 1 YARA 46 File information Comments

SHA256 hash:	7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60
SHA3-384 hash:	d3b51e2cf9800556ff48d9b9248034aa2d146ee9358706a8108fc45e8753d6602cebb9f2e76d9f50885fd8c9e6833bbc
SHA1 hash:	da9b509e1d69d8a0e396a83acbb3e2bb35e5b696
MD5 hash:	12d6466f03ab108757aaac70e933f9f8
humanhash:	floor-green-floor-hot
File name:	12d6466f03ab108757aaac70e933f9f8.exe
Download:	download sample
Signature	QuasarRAT Create hunting rule
File size:	3'269'632 bytes
First seen:	2026-11-13 20:20:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'364 x AgentTesla, 20'869 x Formbook, 12'418 x SnakeKeylogger)
ssdeep	49152:2vkt62XlaSFNWPjljiFa2RoUYIQ9RJ6MbR3LoGd/ev1THHB72eh2NT:2v462XlaSFNWPjljiFXRoUYIQ9RJ6W6
TLSH	T118E56B143BF85E27E1BBE277E5B0041267F0FC1AB363EB0B6581677A1C53B5098426A7
TrID	60.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 13.7% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.4% (.EXE) Win64 Executable (generic) (6522/11/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
dhash icon	183830b2d1988e37 (1 x njrat, 1 x QuasarRAT)
Reporter	abuse_ch
Tags:	exe QuasarRAT RAT

abuse_ch

QuasarRAT C2:
51.89.166.173:65535

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
51.89.166.173:65535	https://threatfox.abuse.ch/ioc/2028227/

Intelligence

File Origin

# of uploads :

# of downloads :

197

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/0f45193e-3b60-4adf-b548-bcfcba89d76b/

Malware family:

quasar

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-11-13 20:33:46 UTC

Tags:

rat purehvnc quasar remote auto-reg

Link:

https://app.any.run/tasks/f85eae93-5411-4c6f-a8c9-8fd0c90b387a

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

QuasarRAT

Link:

https://www.capesandbox.com/analysis/99875/

Detection(s):

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL

Win.Malware.Generic-9883083-0

Win.Malware.Msilheracles-9900242-0

Win.Packed.Downeks-6898097-0

YARA.DITEKSHEN_MALWARE_Win_Quasarstealer.UNOFFICIAL

YARA.SIGNATURE_BASE_MAL_Quasarrat_May19_1.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6af7710b0a71acf937da7949

Tags:

infosteal autorun quasar

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating synchronization primitives

Creating a file in the %AppData% subdirectories

Launching a process

Creating a process from a recently created file

Creating a file

Connection attempt

Sending a custom TCP request

DNS request

Using the Windows Management Instrumentation requests

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

active-directory anti-vm base64 certreq config-extracted crypto expand explorer fingerprint infostealer lolbin obfuscated obfuscated quasarrat quasarrat reconnaissance remoteaccesstool runonce schtasks stealer

Link:

https://www.filescan.io/uploads/6af77100833cd3a7d43c0755/reports/8b5f2975-f15b-439e-bbe4-5741eb3b6119/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60

Verdict:

Malicious

File Type:

exe x32

Link:

https://opentip.kaspersky.com/7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60/results?tab=lookup

Malware family:

Quasar RAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c5c651f8-8d3e-4644-b9a1-e6f6e9d4c49f

Result

Threat name:

Quasar

Detection:

malicious

Classification:

troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/2005650

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Installs new ROOT certificates

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Potential Privilege Escalation using Task Scheduler highest RunLevel

Sample uses string decryption to hide its real strings

Sigma detected: Potentially Suspicious Malware Callback Communication

Sigma detected: Schedule system process

Suricata IDS alerts for network traffic

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected Quasar RAT

Behaviour

Behavior Graph:

Download SVG

Score:

96%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60

Verdict:

inconclusive

YARA:

13 match(es)

Tags:

.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.31 Win 32 Exe x86

Link:

https://app.malva.re/file/12d6466f03ab108757aaac70e933f9f8

Detection:

quasar

Link:

https://mwdb.cert.pl/sample/7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60/

Threat name:

ByteCode-MSIL.Backdoor.Quasar

Status:

Malicious

First seen:

2026-11-12 09:17:50 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

29 of 36 (80.56%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pxissehf6ae4atrg5k4o6tc2sxqcderlibahcqg5ims6qhb3jjqa._file

Verdict:

malicious

Label(s):

QuasarRAT

Link:

https://reports.threatray.com/39815e8f-925d-4a4c-9736-203bd5f6ed0d

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar botnet:client discovery execution persistence spyware trojan

Link:

https://tria.ge/reports/261113-y4jmtaft4l/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Reads the TCP/IP host and domain name from the registry

Executes dropped EXE

Family: Quasar RAT

Quasar payload

Malware Config

C2 Extraction:

51.89.166.173:65535

Malware Family:

QuasarRAT

Verdict:

Malicious

Tags:

quasarrat quasarrat config_extracted loader rat

YARA:

n/a

Link:

https://app.threat.zone/submission/6b9ed156-acba-4cba-902d-0740b213262f

Malware Config

C2 Extraction:

51.89.166.173:65535 (1.4.1)

Unpacked files

SH256 hash:

7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60

MD5 hash:

12d6466f03ab108757aaac70e933f9f8

SHA1 hash:

da9b509e1d69d8a0e396a83acbb3e2bb35e5b696

Detections:

QuasarRAT

cn_utf8_windows_terminal

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_GENInfoStealer

MAL_QuasarRAT_May19_1

malware_windows_xrat_quasarrat

MALWARE_Win_QuasarStealer

win_quasar_rat_client

win_quasarrat_j2

Link:

https://www.unpac.me/results/b4945849-0198-4ae9-aadc-85c944728c0c/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7dd12910e5f0/report/overview.html

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/7dd12910e5f009c04e26eab8ef4c5a95e021922b40407140dd4325e81c3b4a60

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

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:	data_manipulation Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects data manipulation routines including XOR encoding, Base64 references, and RC4 PRGA encryption

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:	Diff_QuasarRAT_01 Create hunting rule
Author:	schmidtsz
Description:	Identify QuasarRAT samples

Rule name:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

Rule name:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

Rule name:	HUNT_ICS_EmbeddedConfig_Nov2026 Create hunting rule
Author:	p0p_rsp
Description:	Embedded ICS protocol configuration in PE resources (UTF-16 IP/port/ASDU parameters) - Industroyer2-style config persistence
Reference:	https://www.welivesecurity.com/2024/04/11/industroyer2-campaigns-continue-using-new-techniques/

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	INDICATOR_SUSPICIOUS_GENInfoStealer Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing common artifacts observed in infostealers

Rule name:	Lumma_Stealer_Detection Create hunting rule
Author:	ashizZz
Description:	Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:	https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/

Rule name:	MALWARE_Win_QuasarStealer Create hunting rule
Author:	ditekshen
Description:	Detects Quasar infostealer

Rule name:	MAL_QuasarRAT_May19_1 Create hunting rule
Description:	Detects QuasarRAT malware

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_RID2E1E Create hunting rule
Author:	Florian Roth
Description:	Detects QuasarRAT malware
Reference:	https://blog.ensilo.com/uncovering-new-activity-by-apt10

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (https://www.lukeacha.com)
Description:	Generic detection for multiple RAT families, PUPs, packers and suspicious executables. NOTE: This rule may produce false positives. Updated May 2026 to reduce False Positives.

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	quasarrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	quasarrat_kingrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RC6_Constants Create hunting rule
Author:	chort (@chort0)
Description:	Look for RC6 magic constants in binary
Reference:	https://twitter.com/mikko/status/417620511397400576

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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:	VIGIA_QuasarRAT_01656ed2 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT candidate detection using source-sample artifacts and compositional family indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_0aa3c12e Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT namespace and capability detection with an original-sample indicator pathway
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_243ea4d3 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT family indicators and original MeridanBuilt installer artifacts
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_3545e3a5 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	Refined detection for file 5a0e7fd4d8cb6ad72c39b5c15803ed7ed4edb75aa91ee7ddd67c9b423792889f.exe
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_38a5e4f4 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	2652ae45-7df2-498a-987d-55c71b4b098d - QuasarRAT family indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_45d08d5e Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	7db8b712-4386-4ac9-b287-b25e3d41c2de - file 0fdf8b638918ac7a04c36e6ea150548dcd245caa8674601c8a9d5905e77f9bc3.exe
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_56715ee4 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT family indicators and original-sample application markers
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_7be5de16 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT-associated protobuf-net dependency indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_7ffab8cd Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	efe94d14-119e-4ace-a1fe-931ebff323b7 - file eba53e00228211485d5f29ec646f4e2a78b606b1a0516195a2e735649d419ede.exe
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_80086d5b Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT namespace, remote-control, and embedded dependency indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_ab0ef916 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	QuasarRAT-associated Desktop Commander build and related Quasar client variants
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_QuasarRAT_f9d6a424 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	Detects QuasarRAT variants using a version-independent Quasar.Common assembly indicator
Reference:	https://vigia.bisite.es/

Rule name:	Windows_Generic_Threat_803feff4 Create hunting rule
Author:	Elastic Security

Rule name:	WIN_Malware_Unknown_ForgeAuto_6717780a_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_XWorm_ForgeAuto_6b06c990_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects XWorm (pe, etat extrait)

Rule name:	win_quasar_rat_client Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in Quasar Rat Samples.

File information

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

Cape

https://www.capesandbox.com/analysis/99875/

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