MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80. 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: 17

Intelligence 17 IOCs YARA 21 File information Comments

SHA256 hash:	7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80
SHA3-384 hash:	ce46a90874760dd8e0110701697127416e628e1c41c4ea827fe197fe69db13ba895130dfe52f47caaa88741a99d50a32
SHA1 hash:	043d00927b90cdeb28e2363e232a86d037c99a3b
MD5 hash:	876ff2dde9e749433cbc146494e3661c
humanhash:	nineteen-stream-fifteen-juliet
File name:	Client.exe
Download:	download sample
Signature	QuasarRAT Create hunting rule
File size:	532'492 bytes
First seen:	2025-11-22 23:59:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'298 x AgentTesla, 20'717 x Formbook, 12'402 x SnakeKeylogger)
ssdeep	6144:0TEgdc0YhX7IxUpGREWduIEdP/9Ko0tQpocElab8F9z+IgwpngcTR3y:0TEgdfYixUJZ0PVdlhpngcdy
TLSH	T1F1B46C4063F8852BE1AE577AE871042597F4F407B2ABEF4F4A40A1F93D6670AAD40773
TrID	46.3% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 19.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 6.6% (.EXE) Win64 Executable (generic) (10522/11/4) 4.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika	pebin
Reporter	Hexastrike
Tags:	exe QuasarRAT

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection:

QuasarStealer

Link:

https://www.capesandbox.com/analysis/39562/

Detection(s):

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL

Win.Malware.Bulz-9823462-0

Win.Malware.Generic-9883082-0

Win.Malware.Generic-9883083-0

Win.Packed.Downeks-6898097-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69225a9b4917b5d23db0b686

Tags:

infosteal quasar

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm base64 explorer fingerprint infostealer keylogger lolbin obfuscated obfuscated quasarrat reconnaissance runonce stealer vermin

Link:

https://www.filescan.io/uploads/692255bd7d011c9c3a4877fb/reports/a16cb131-95d0-440d-9478-a297de817f72/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-11-09T13:14:00Z UTC

Last seen:

2025-11-09T22:38:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e021dbea-0985-4f9e-b1c3-6b5fa80c47a9

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80

Verdict:

QuasarRat

YARA:

13 match(es)

Tags:

.Net Executable Malicious Managed .NET PE (Portable Executable) PE Memory-Mapped (Dump) QuasarRat RAT SOS: 0.32

Malware Config

C2 Extraction:

PORT: stub.ignorelist.
CNC: stub.ignorelist.
PORT: stub.ignorelist.
CNC: stub.ignorelist.

Link:

https://app.malva.re/file/876ff2dde9e749433cbc146494e3661c

Detection:

quasar

Link:

https://mwdb.cert.pl/sample/7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80/

Threat name:

ByteCode-MSIL.Backdoor.Quasar

Status:

Malicious

First seen:

2025-11-09 18:26:59 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

28 of 36 (77.78%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=p6lbo5awcistpugkt5ylplqngtepoljsy6ytqljsy5x3rjogvwaa._file

Verdict:

malicious

Label(s):

quasarrat

Similar samples:

error

QuasarRAT

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar botnet:office04 discovery

Link:

https://tria.ge/reports/251123-aty3ragl7v/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies data under HKEY_USERS

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

Enumerates physical storage devices

Drops file in Program Files directory

Drops file in Windows directory

Malware Config

C2 Extraction:

stub.ignorelist.com:4782

Verdict:

Malicious

Tags:

rat quasar_rat vermin stealer Win.Malware.Bulz-9823462-0

YARA:

MAL_QuasarRAT_May19_1 Vermin_Keylogger_Jan18_1 malware_windows_quasarrat win_quasar_rat_client MALWARE_Win_Quasarstealer

Link:

https://app.threat.zone/submission/71b57e1c-ffa1-45fd-99d9-eaeb323eba95

Unpacked files

SH256 hash:

7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80

MD5 hash:

876ff2dde9e749433cbc146494e3661c

SHA1 hash:

043d00927b90cdeb28e2363e232a86d037c99a3b

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/4c24549d-fec0-42b4-82cf-3f3637494103/

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/7f96177416122537d0ca9f70b7ae0d34c8f72d32c7b1382d32c76fb8a5c6ad80

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:	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:	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:	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
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:	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:	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:	Vermin_Keylogger_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Vermin Keylogger
Reference:	https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/

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/39562/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample