MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455. 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: 16

Intelligence 16 IOCs YARA 22 File information Comments

SHA256 hash:	7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455
SHA3-384 hash:	ea1c970d83f42f8896e447a19561179ffa3bcb330507c00301b3c4396ee32fcda3ea60807ac2aaebe1670d0c78abdf78
SHA1 hash:	60f687d7ee5e4a055d9285aa97190594bfcb81c9
MD5 hash:	555a8841e986c07e41157a24f9d03984
humanhash:	hotel-beryllium-twenty-four
File name:	BB3[1].exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	2'005'288 bytes
First seen:	2025-08-09 01:04:33 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d42595b695fc008ef2c56aabd8efd68e (128 x Vidar, 92 x Rhadamanthys, 51 x Stealc)
ssdeep	24576:0vF20u8TqtDGz+R2TkOTOGphereDrGwjtAZ0z4J8Gau:0vkz8TPz+R2PTO8krU5PUJr
Threatray	14 similar samples on MalwareBazaar
TLSH	T13B955A0A3CD045A6C4AA93364CE65195FB77FC150B3223D72E90727C3E7A7D05AB9B0A
TrID	44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
dhash icon	d8e0d4f0f0b0d4c0 (4 x LummaStealer, 3 x Rhadamanthys, 1 x RiseProStealer)
Reporter	aachum
Tags:	dropped-by-gcleaner exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware family:

redline

ID:

File name:

c9742576_.exe

Verdict:

Malicious activity

Analysis date:

2025-08-08 23:23:42 UTC

Tags:

gcleaner loader lumma stealer auto redline amadey botnet telegram auto-reg rhadamanthys auto-startup stealc autoit themida rdp github vidar

Link:

https://app.any.run/tasks/041927b3-492e-4a65-977f-864da3870ca6

Note:

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

Detection:

Lumma

Link:

https://www.capesandbox.com/analysis/19790/

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68969ef41e8a59ee04e7b72d

Tags:

phishing emotet

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Sending a custom TCP request

DNS request

Connection attempt

Using the Windows Management Instrumentation requests

Сreating synchronization primitives

Unauthorized injection to a system process

Verdict:

Malicious

Labled as:

WinGo/Injector.FN trojan

Link:

https://www.hybrid-analysis.com/sample/7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/d89cedd5-2318-46c6-9f51-1d3afb6be147

Result

Threat name:

LummaC Stealer

Detection:

malicious

Classification:

troj.evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1753475

Signature

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 potential unwanted application

Found malware configuration

Injects a PE file into a foreign processes

Injects code into the Windows Explorer (explorer.exe)

Multi AV Scanner detection for submitted file

Potentially malicious time measurement code found

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

System process connects to network (likely due to code injection or exploit)

Writes to foreign memory regions

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

46%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455/

Verdict:

Malicious

Threat:

Family.LUMMA

Link:

https://tip.neiki.dev/file/7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

Threat name:

Win64.Trojan.LummaStealer

Status:

Malicious

First seen:

2025-08-09 00:57:52 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

12 of 24 (50.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=oy463jp3klwb3ql5z4ovq4tphz5whsfet5m7vk5uztz7dn7qerkq._file

Verdict:

malicious

Label(s):

lummastealer

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery stealer

Link:

https://tria.ge/reports/250809-bfcg9sz1dt/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Lumma Stealer, LummaC

Lumma family

Malware Config

C2 Extraction:

https://t.me/sadfgsdfgdfg124
https://smockle.top/zajr
https://mastwin.in/qsaz/api
https://ordinarniyvrach.ru/xiur/api
https://yamakrug.ru/lzka/api
https://vishneviyjazz.ru/neco/api
https://yrokistorii.ru/uqya/api
https://stolewnica.ru/xjuf/api
https://visokiywkaf.ru/mmtn/api
https://kletkamozga.ru/iwyq/api

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/fe44e8b9-1764-4e69-9de8-96ce0e98100e

Unpacked files

SH256 hash:

7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

MD5 hash:

555a8841e986c07e41157a24f9d03984

SHA1 hash:

60f687d7ee5e4a055d9285aa97190594bfcb81c9

Link:

https://www.unpac.me/results/821ffc52-4127-4256-aad2-ad40ca515305/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7639eda5fb52/report/overview.html

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

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:	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_duffcopy_amd64 Create hunting rule

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

Rule name:	Lumma Create hunting rule
Author:	kevoreilly
Description:	Lumma Payload

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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

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:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

Rule name:	Windows_Generic_MalCert_65514fe0 Create hunting rule
Author:	Elastic Security

Rule name:	win_lumma_generic Create hunting rule
Author:	dubfib

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

LummaStealer

exe 7639eda5fb52ec1dc17dcf1d58726f3e7b63c8a49f59faabb4ccf3f1b7f02455

(this sample)

Link

https://tria.ge/250809-bbaswazzhz/behavioral2

Dropped by

GCleaner

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/19790/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	kernel32.dll::CloseHandle kernel32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	kernel32.dll::LoadLibraryW kernel32.dll::LoadLibraryExW kernel32.dll::GetSystemInfo
WIN_BASE_EXEC_API	Can Execute other programs	kernel32.dll::WriteConsoleW kernel32.dll::SetConsoleCtrlHandler kernel32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	kernel32.dll::GetSystemDirectoryA

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