MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a. 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

RustyStealer

Vendor detections: 10

Intelligence 10 IOCs YARA 25 File information Comments

SHA256 hash:	5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a
SHA3-384 hash:	21cf2fd953b3840d2a586524abea354541d7ad2e930044fc8c09fc851be88ea9e48b747cb4d832381c5420e40519c5f9
SHA1 hash:	ebda2691bfd7e5989b3ece3b2236fab9deed30bf
MD5 hash:	92cefe719e88a4844263dddf01b7ab10
humanhash:	alabama-fanta-early-lima
File name:	file
Download:	download sample
Signature	RustyStealer Create hunting rule
File size:	8'040'301 bytes
First seen:	2026-03-26 02:28:16 UTC
Last seen:	2026-03-26 03:27:02 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	be2085eec435a1549df9720eb686778c (2 x RustyStealer)
ssdeep	98304:brgqZCNxBm9+23JoTnPklluTPaQMTKY5FtfgICbV8N4M9EUD/pEPCjw2rrwPulDC:vgqgBms23JoYllpOY5j4I1N4M9HD6hV
TLSH	T16286E18476FACE21DCF1A039E747E716FE1BB8E8665009BD7735247B0619E8CDC29290
TrID	50.0% (.EXE) Generic Win/DOS Executable (2002/3) 49.9% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	Bitsight
Tags:	dropped-by-amadey exe fbf543 RustyStealer

Bitsight

url: http://158.94.208.168/files/7281753217/vArWrE8.exe

Intelligence

File Origin

# of uploads :

# of downloads :

161

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

_5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a.exe

Verdict:

Malicious activity

Analysis date:

2026-03-26 02:30:18 UTC

Tags:

auto-startup auto-sch evasion rust anti-evasion discord auto generic stealer

Link:

https://app.any.run/tasks/9531fc85-71ce-4989-8958-cb9d8d7d51a7

Note:

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

Gathering data

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.44372751.UNOFFICIAL

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69c499c9390b99647413d032

Tags:

injection obfusc virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt

Creating a file

Launching a process

Creating a file in the %temp% directory

DNS request

Searching for synchronization primitives

Launching the process to interact with network services

Creating a process from a recently created file

Enabling autorun by creating a file

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug anti-vm base64 cmd evasive expand installer-heuristic lolbin microsoft_visual_cc overlay packed packed soft-404

Link:

https://www.filescan.io/uploads/69c499c2972c219c8d6e3fef/reports/d1d3aaaa-8fdf-4aa7-a9fe-d54de3b04537/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a

Result

Gathering data

Verdict:

Unknown

File Type:

Link:

https://opentip.kaspersky.com/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/47bab9b0-5230-481a-abe6-c4f6bf21e4e1

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a/

Verdict:

Malicious

Link:

https://tip.neiki.dev/file/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=lp4uvgzdvt4qig55trtlvpxb7mix34awlo43xzkrdga33xb4w5na._file

Result

Malware family:

n/a

Score:

8/10

Tags:

credential_access defense_evasion discovery execution persistence stealer

Link:

https://tria.ge/reports/260326-cypqzsez5r/

Behaviour

Detects videocard installed

Gathers network information

Runs net.exe

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Browser Information Discovery

Enumerates physical storage devices

System Time Discovery

Hide Artifacts: Ignore Process Interrupts

Command and Scripting Interpreter: PowerShell

Contacts third-party web service commonly abused for C2

Looks up external IP address via web service

Obfuscated Files or Information: Command Obfuscation

Drops startup file

Executes dropped EXE

Uses browser remote debugging

Unpacked files

SH256 hash:

5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a

MD5 hash:

92cefe719e88a4844263dddf01b7ab10

SHA1 hash:

ebda2691bfd7e5989b3ece3b2236fab9deed30bf

Link:

https://www.unpac.me/results/69bab307-1c77-43a0-bf92-b633f8c22354/

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/5bf94a9b23acf9041bbd9c66babee1fb117df0165bb9bbe5511981bddc3cb75a

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:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	Detect_Certum_Issuer Create hunting rule
Author:	Certum
Description:	Looks for files signed with certificate issued by Certum

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	ProgramLanguage_Rust Create hunting rule
Author:	albertzsigovits
Description:	Application written in Rust programming language

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	reverse_http Create hunting rule
Author:	CD_R0M_
Description:	Identify strings with http reversed (ptth)

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

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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:	Sus_All_Windows_PE_Malware Create hunting rule
Author:	DiegoAnalytics
Description:	Detects Windows PE malware of all types, avoids non-executables like .html

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	test_Malaysia Create hunting rule
Author:	rectifyq
Description:	Detects file containing malaysia string

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

Rule name:	upxHook Create hunting rule
Author:	@r3dbU7z
Description:	Detect artifacts from 'upxHook' - modification of UPX packer
Reference:	https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/