MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4. 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: 12

Intelligence 12 IOCs YARA 19 File information Comments

SHA256 hash:	b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4
SHA3-384 hash:	0a6a31fe5f88d8258ff01d1831a094bebe3b7e71b6e920f45723fde633e050deabe6e1503a4bb8974e8f039cf47ce808
SHA1 hash:	7bcd7ae3a22953524fc22fb867921850460a43fe
MD5 hash:	f8b7dd33f333f170c5d68a6f492c1f88
humanhash:	floor-cold-ceiling-tennessee
File name:	nlGrBTuZ.exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	1'484'928 bytes
First seen:	2026-04-01 11:00:00 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	1aae8bf580c846f39c71c05898e57e88 (161 x LummaStealer, 34 x SalatStealer, 18 x ValleyRAT)
ssdeep	24576:7SGJfepQcmQvLo9LPcfxdBI3pZvIOOIajmDzPjzA/B72kutL4cVCp+0aSBM1xeow:7Vc4gZDqkQJ8EC7kQ
TLSH	T13E655B40EDC749F6E41617324AF722AF373A99090F329B83EA40B779FA761D11836356
TrID	48.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.1% (.EXE) Win64 Executable (generic) (6522/11/2) 7.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	aachum
Tags:	dropped-by-Stealc exe LummaStealer signed

Code Signing Certificate

Organisation:	postman.com
Issuer:	E7
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-03-20T08:56:12Z
Valid to:	2026-06-18T08:56:11Z
Serial number:	06bbd3a23ec82777e98d3190de57b2509371
Intelligence:	10 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	0dfdeb6f9fa8e8c02beb94c95583baf6644a7d9f5d0a783e7b7b0ad2060ba23b
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

iamaachum

http://144.31.191.28/nlGrBTuZ.exe

Intelligence

File Origin

# of uploads :

# of downloads :

113

Origin country :

Vendor Threat Intelligence

Gathering data

Malware family:

n/a

ID:

File name:

nlGrBTuZ.exe

Verdict:

Malicious activity

Analysis date:

2026-04-01 09:41:10 UTC

Tags:

stealer lumma fingerprinting golang

Link:

https://app.any.run/tasks/e953aab2-633c-4920-9279-86f755648f63

Note:

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

Gathering data

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.89596165.UNOFFICIAL

Verdict:

Malicious

Score:

94.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69cce8353a18a6e1ddf043e8

Tags:

injection obfusc crypt

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Sending a custom TCP request

DNS request

Connection attempt

Sending an HTTP POST request

Using the Windows Management Instrumentation requests

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4

Result

Gathering data

Verdict:

Clean

File Type:

First seen:

2026-04-01T07:43:00Z UTC

Last seen:

2026-04-01T07:48:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/23385b58-47f2-420c-8636-bedc989d2536

Result

Threat name:

LummaC Stealer

Detection:

malicious

Classification:

troj.evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1891999

Signature

AI detected suspicious PE digital signature

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

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

Detected unpacking (creates a PE file in dynamic memory)

Found malware configuration

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Suricata IDS alerts for network traffic

Unusual module load detection (module proxying)

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/f8b7dd33f333f170c5d68a6f492c1f88

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4/

Verdict:

Malicious

Threat:

Family.LUMMA

Link:

https://tip.neiki.dev/file/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wjaz2x5molhgqxnzevcl5faqsyxcfk5ggjsin5mgw7vtni53to2a._file

Verdict:

malicious

Label(s):

lummastealer

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery spyware stealer

Link:

https://tria.ge/reports/260401-m381jaew2z/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies data under HKEY_USERS

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

System Time Discovery

Browser Information Discovery

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Badlisted process makes network request

Lumma Stealer, LummaC

Lumma family

Malware Config

C2 Extraction:

https://centegn.cyou
https://egyptnf.click/xxx
https://familbg.club/help
https://genusne.click/caccc
https://mobbyyt.club/info
https://lumpeem.quest/main
https://thundut.biz/create
https://workltt.quest/owner
https://watchhr.biz/manifest

Dropper Extraction:

https://msedge.vg

Unpacked files

SH256 hash:

b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4

MD5 hash:

f8b7dd33f333f170c5d68a6f492c1f88

SHA1 hash:

7bcd7ae3a22953524fc22fb867921850460a43fe

Link:

https://www.unpac.me/results/fd7dead2-46fe-4887-98d6-f2b2a657d169/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b2419d5fac72/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.08

Link:

https://yomi.yoroi.company/submissions/b2419d5fac72ce685db92544be9410962e22aba6326486f586b7eb36a3bb9bb4

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:	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:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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:	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/

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.