MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2. 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: 14


Intelligence 14 IOCs YARA 27 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
SHA3-384 hash: 5e7f51d870db6f2a7b338b41379b859aa86c4c3692a7327fe6c7ad75ef8a276bb4fbafb1fa235db1308e73d2c5596fb5
SHA1 hash: fa842e4194e8d2dae173b18d59a0544a48ad88c1
MD5 hash: b4523fe2606cba0a596935cc2d62a013
humanhash: golf-spaghetti-lamp-victor
File name:6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:1'950'720 bytes
First seen:2025-09-04 12:52:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:+rmegPhSueWBRrRREJNN0m8yXP8oc5R+NntqN0KK8i7yviUBQa2aOwIUyl2ZV2Dz:+rZuv7rRFirm+Nn42KK8i7Ltwa+VVaS
TLSH T1F495F150B3FA8206F1BF6BB9A8B304450B77B9439A36D34E598CA05D1FB37409E56363
TrID 58.8% (.RLL) Microsoft Resource Library (x86) (177572/6/26)
24.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
5.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.4% (.EXE) Win64 Executable (generic) (10522/11/4)
2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika pebin
Reporter JAMESWT_WT
Tags:exe fuckrat-ru github-samninja666 Quasar QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
Verdict:
Malicious activity
Analysis date:
2025-09-04 12:56:37 UTC
Tags:
crypto-regex
Link:
https://app.any.run/tasks/88090e74-3f26-4a6e-a94c-400707fd5e41

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/25055/
Detection(s):
Win.Malware.Generic-9883083-0
Create hunting rule

Win.Malware.Bulz-9933026-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL
Create hunting rule

Win.Malware.Generic-6623004-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68b98de8eb163e0ec1845552
Tags:
vmdetect quasar emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Connection attempt to an infection source
Query of malicious DNS domain
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-04T10:46:00Z UTC
Last seen:
2025-09-04T10:46:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2/results?tab=lookup
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d4a01a89-544d-47a9-865a-0d25bb0daddc
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2/
Threat name:
ByteCode-MSIL.Hacktool.Aikaantivm
Create hunting rule
Status:
Malicious
First seen:
2025-09-04 12:53:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
22 of 24 (91.67%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nntui7mx7swkphwzrpgwiynqmrc6s6f6hvc5jmhcmnyfpwuxytba._file
Verdict:
malicious
Label(s):
quasarrat
Create hunting rule
Similar samples:
error
QuasarRAT
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:bit spyware trojan
Link:
https://tria.ge/reports/250904-p4ejesfk4x/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
fuckrat.ru:1131
Verdict:
Malicious
Tags:
red_team_tool rat quasar_rat backdoor backnet Win.Malware.Generic-9883083-0
YARA:
HKTL_EXE_AlKhaser_Jul_01 MAL_QuasarRAT_May19_1 malware_windows_quasarrat MAL_BackNet_Nov18_1
Link:
https://app.threat.zone/submission/bb700932-476b-42da-941a-5e492dbdaaed
Unpacked files
SH256 hash:
6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2
MD5 hash:
b4523fe2606cba0a596935cc2d62a013
SHA1 hash:
fa842e4194e8d2dae173b18d59a0544a48ad88c1
Detections:
QuasarRAT
Create hunting rule
Link:
https://www.unpac.me/results/34b68c9b-f170-472e-9b30-98bd1414b586/
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/6b67447d97fcaca79ed98bcd6461b06445e978be3d45d4b0e2637057da97c4c2

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: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: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:MAL_BackNet_Nov18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects BackNet samples
Reference:https://github.com/valsov/BackNet
Rule name:MAL_BackNet_Nov18_1_RID2D6D
Create hunting rule
Author:Florian Roth
Description:Detects BackNet samples
Reference:https://github.com/valsov/BackNet
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: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)

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/25055/

Comments