MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5228bcb870f682d55b148223421f4b9edb4bb9b266c974f1e14868ebcd79facd. 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: 13


Intelligence 13 IOCs YARA 16 File information Comments

SHA256 hash: 5228bcb870f682d55b148223421f4b9edb4bb9b266c974f1e14868ebcd79facd
SHA3-384 hash: a1465e0fd8662b68399a1c50a265dc9d63784ab54102220154b6595076301ba2043a81b5aeceb335adfae3a1908790ac
SHA1 hash: bcec797a4af286db4bc535287b26bb0ee915c72f
MD5 hash: 3155a2d7abcebf7d74ed64fe00945528
humanhash: pip-iowa-pluto-oven
File name:Runtime.Broker.exe
Download: download sample
Signature QuasarRAT
File size:17'504'768 bytes
First seen:2025-03-24 00:55:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 196608:OC2vdBxjz6QqOyjr2LF3Ye6YmnwqdU142UaovUrp:OCo91cjSLFoBYmn5U1Pivk
TLSH T15807AE01B7E88F26D1BE0375A47250544BF1EC97A763CA49765CB1AE2F627001A633BF
TrID 72.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.3% (.EXE) Win64 Executable (generic) (10522/11/4)
4.9% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.4% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter smica83
Tags:exe QuasarRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
450
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Runtime.Broker.exe
Verdict:
Malicious activity
Analysis date:
2025-03-24 01:15:26 UTC
Tags:
uac

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
clipbanker vmdetect quasar
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Enabling the 'hidden' option for analyzed file
Сreating synchronization primitives
Creating a window
Connection attempt to an infection source
Moving of the original file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
agenttesla anti-vm explorer fingerprint lolbin obfuscated packed quasar rat reconnaissance regedit remote wscript
Result
Verdict:
MALICIOUS
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
72 / 100
Signature
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Yara detected Nitol
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Infostealer.ClipBanker
Status:
Malicious
First seen:
2025-03-24 00:56:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
92
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Verdict:
Malicious
Tags:
rat quasar_rat Win.Packed.Msilperseus-9956592-0
YARA:
Quasar_RAT_1
Unpacked files
SH256 hash:
5228bcb870f682d55b148223421f4b9edb4bb9b266c974f1e14868ebcd79facd
MD5 hash:
3155a2d7abcebf7d74ed64fe00945528
SHA1 hash:
bcec797a4af286db4bc535287b26bb0ee915c72f
SH256 hash:
450302c26d7d3d22e2c82d9146af0b0b84d7482c7a859078b22795283a013f2a
MD5 hash:
4f430ad45c332d5d8fbb8cf8817af1b5
SHA1 hash:
50bcbc66899143561ff461a557d3703c994c8bf0
Please note that we are no longer able to provide a coverage score for Virus Total.

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:AgentTesla_DIFF_Common_Strings_01
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_RawPaste_URL
Author:ditekSHen
Description:Detects executables (downlaoders) containing URLs to raw contents of a paste
Rule name:Jupyter_infostealer
Author:CD_R0M_
Description:Rule for Jupyter Infostealer/Solarmarker malware from september 2021-December 2022
Rule name:Lumma_Stealer_Detection
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:NET
Author:malware-lu
Rule name:pe_imphash
Rule name:Quasar_RAT_1
Author:Florian Roth (Nextron Systems)
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:Quasar_RAT_1
Author:@SOCRadar
Description:Detects Quasar RAT
Rule name:Quasar_RAT_1_RID2B54
Author:Florian Roth
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:Rooter
Author:Seth Hardy
Description:Rooter
Rule name:RooterStrings
Author:Seth Hardy
Description:Rooter Identifying Strings
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

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_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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