MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453. 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

LummaStealer

Vendor detections: 9

Intelligence 9 IOCs YARA 19 File information Comments

SHA256 hash:	a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453
SHA3-384 hash:	11f434e0875327b9977f27264935d8e076dcbb26f6762498ead412b08da482600de08396d9c67944eab4f0dccfd97d83
SHA1 hash:	5745317a0da55836e5dcbc03950e6e208b23e687
MD5 hash:	1cb69eb5942642ec41e157d817226572
humanhash:	yellow-georgia-bacon-montana
File name:	microelectronic circuits 8th edition pdf.exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	3'003'904 bytes
First seen:	2026-06-19 13:45:40 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	1aae8bf580c846f39c71c05898e57e88 (230 x LummaStealer, 78 x SalatStealer, 18 x ValleyRAT)
ssdeep	49152:3/4YXKJHHPVwc+n5euaXlhOjcQaNLouJjdWh+bQ/pTM:vrOHHPVGEnOjcQadfjdWhV/O
TLSH	T1B0D56A01EEC748B6E443563259A7A2BF2338AD050F36DB87EB443A79FD772D51826309
TrID	50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.5% (.EXE) Win64 Executable (generic) (6522/11/2) 8.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	13e8c4cec1dc07c1 (2 x LummaStealer, 1 x ACRStealer)
Reporter	abuse_ch
Tags:	de-pumped exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

164

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

_a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453.exe

Verdict:

No threats detected

Analysis date:

2026-06-19 13:46:46 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/61130ee6-f058-48b3-bf85-81b4c8986d21

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/71237/

Verdict:

Suspicious

Score:

50%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6a35483486bc95245bf7caca

Tags:

underscore phishing

Result

Verdict:

Clean

Maliciousness:

Behaviour

DNS request

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm base64 crypto evasive golang packed

Link:

https://www.filescan.io/uploads/6a3548309799578a6c42291e/reports/f9383429-9c40-49ce-a68f-70f50e1dd3d5/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453

Verdict:

Clean

File Type:

exe x32

Link:

https://opentip.kaspersky.com/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/19ebac72-9fa8-4f11-9bd6-70a50c594c39

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad.mine

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/1931069

Signature

Antivirus / Scanner detection for submitted sample

Contains functionality to registers a callback to get notified when the system is suspended or resumed (often done by Miners)

Hides threads from debuggers

Multi AV Scanner detection for submitted file

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Unusual module load detection (module proxying)

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453/

Verdict:

Susipicious

Link:

https://tip.neiki.dev/file/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453

Threat name:

Win32.Malware.Heuristic

Status:

Malicious

First seen:

2026-06-19 13:46:31 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

12 of 36 (33.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=u37lh2sorxh7b2xkjsfytm64okhaz7t6ujzjyxrf2hylno74grjq._file

Result

Malware family:

n/a

Score:

6/10

Tags:

discovery

Link:

https://tria.ge/reports/260619-q26qkahy3w/

Behaviour

Suspicious behavior: EnumeratesProcesses

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks installed software on the system

Unpacked files

SH256 hash:

a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453

MD5 hash:

1cb69eb5942642ec41e157d817226572

SHA1 hash:

5745317a0da55836e5dcbc03950e6e208b23e687

Link:

https://www.unpac.me/results/2d2d86ec-534e-4ad3-ae13-4e46481661cc/

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/a6feb3ea4e8dcff0eaea4c8b89b3dc728e0cfe7ea2729c5e25d1f0b6bbfc3453

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

Rule name:	DetectGoMethodSignatures Create hunting rule
Author:	Wyatt Tauber
Description:	Detects Go method signatures in unpacked Go binaries

Rule name:	Detect_Go_GOMAXPROCS Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

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

Rule name:	Golang_Find_CSC846 Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	Golang_Find_CSC846_Simple Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

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

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	Suspicious_Golang_Binary Create hunting rule
Author:	Tim Machac
Description:	Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)

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/