MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4. 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 32 File information Comments
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SHA256 hash: 2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4
SHA3-384 hash: 18b24663b635ebc71d8625d38b5b91d4d0a5a56dcfd50dd40320ee21464626a73be911a497cb3be2d7bc37fa30adfcc6
SHA1 hash: 877eb0fe0ab7b52d704faeb456f5dd30535bb379
MD5 hash: e1bcd5bab656476df59a987574c2cf02
humanhash: social-double-fish-nebraska
File name:Same.dll
Download: download sample
Signature QuasarRAT
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File size:10'622'016 bytes
First seen:2025-05-07 11:55:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ccb27245a23c5bdda9bf357f4cd4e994 (2 x QuasarRAT)
ssdeep 98304:/CgkoOsBuyUtfIokR3P53Bv8Rfkx6m/xquyxvcF0idCm0cq:TkoOYrUpIo2ZX/xquyxvIv
TLSH T110B6F71016B939E6D063463589FECD7095727C9A751C80AF0096BF1FBD32A439E39B3A
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter SquiblydooBlog
Tags:exe QuasarRAT signed XTRA-Software-s-r-o

Code Signing Certificate

Organisation:XTRA Software, s.r.o.
Issuer:SSL.com EV Code Signing Intermediate CA RSA R3
Algorithm:sha256WithRSAEncryption
Valid from:2025-04-17T15:19:07Z
Valid to:2026-04-17T15:19:07Z
Serial number: 0afda52ec44c7f7adf710ea694a78dc9
Cert Central Blocklist:This certificate is on the Cert Central blocklist
Thumbprint Algorithm:SHA256
Thumbprint: cc1fe2ebf36481657acc3d3fccafe2356b56dbc0187cb70b7206d9f0b44319cd
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
493
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Same.dll
Verdict:
No threats detected
Analysis date:
2025-05-07 13:40:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dbae1e93-657c-4fbd-ab18-f7ca3679d07f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.20713.28420.UNOFFICIAL
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Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681b4a6d6c95617a27b5c58c
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context crypto fingerprint masquerade microsoft_visual_cc packed signed
Link:
https://www.filescan.io/uploads/681b4a2f0b64e174c41bdfef/reports/5a8acf9e-0f7c-44a8-8c6c-761e06644d59/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4
Malware family:
Rhadamanthys
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/df2bd6f4-1d5f-41bc-be0b-19ec12e876fe
Result
Threat name:
AsyncRAT, Quasar
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Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1683817
Signature
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Writes to foreign memory regions
Yara detected AsyncRAT
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
Score:
85%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4/
Threat name:
Win64.Dropper.Generic
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Status:
Suspicious
First seen:
2025-05-07 11:55:29 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
14 of 37 (37.84%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fp57xppx4jnrj37tbtahyjubhzaseyf4dwxesaysm7lhc6gfbt2a._file
Verdict:
malicious
Label(s):
quasarrat
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Similar samples:
error
QuasarRAT
Result
Malware family:
quasar
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Score:
  10/10
Tags:
family:quasar botnet:blake discovery spyware trojan
Link:
https://tria.ge/reports/250507-n3nj9strt4/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
82.29.100.144:39003
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ccc61136-5c5c-43b6-8266-7c9d15b865e7
Unpacked files
SH256 hash:
2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4
MD5 hash:
e1bcd5bab656476df59a987574c2cf02
SHA1 hash:
877eb0fe0ab7b52d704faeb456f5dd30535bb379
Link:
https://www.unpac.me/results/6ae6b1b4-84cd-49e3-9ea3-fba8c532b907/
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/2bfbfbbdf7e25b14eff30cc07c26813e412260bc1dae49031267d67178c50cf4

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:BitcoinAddress
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Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:BLOWFISH_Constants
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Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:DebuggerCheck__API
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
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Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:Detect_PowerShell_Obfuscation
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Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
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Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
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Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
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Author:ditekSHen
Description:Detects executables containing common artifacts observed in infostealers
Rule name:Lumma_Stealer_Detection
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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
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Author:ditekshen
Description:Detects Quasar infostealer
Rule name:MAL_QuasarRAT_May19_1
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Description:Detects QuasarRAT malware
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
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Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MD5_Constants
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Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:Multifamily_RAT_Detection
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Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
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Author:malware-lu
Rule name:pe_detect_tls_callbacks
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Rule name:PE_Digital_Certificate
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Author:albertzsigovits
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
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Author:ToroGuitar
Rule name:RC6_Constants
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Author:chort (@chort0)
Description:Look for RC6 magic constants in binary
Reference:https://twitter.com/mikko/status/417620511397400576
Rule name:RIPEMD160_Constants
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Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
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Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
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Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
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Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Generic_Threat_803feff4
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Author:Elastic Security
Rule name:win_quasar_rat_client
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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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
NCRYPT_APIUses NCrypt APIncrypt.dll::NCryptImportKey
ncrypt.dll::NCryptOpenKey
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::OpenProcessToken
KERNEL32.dll::OpenProcess
KERNEL32.dll::VirtualAllocExNuma
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::GetSystemDirectoryW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptDestroyKey
bcrypt.dll::BCryptExportKey
bcrypt.dll::BCryptGenRandom
bcrypt.dll::BCryptGetProperty
bcrypt.dll::BCryptImportKeyPair
bcrypt.dll::BCryptOpenAlgorithmProvider
WIN_CRYPT_APIUses Windows Crypt APICRYPT32.dll::CertDuplicateCertificateContext
CRYPT32.dll::CertEnumCertificatesInStore
CRYPT32.dll::CertFreeCertificateChain
CRYPT32.dll::CertFreeCertificateContext
CRYPT32.dll::CertGetCertificateChain
CRYPT32.dll::CertGetCertificateContextProperty
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW

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