MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3. 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: 13

Intelligence 13 IOCs YARA 9 File information Comments

SHA256 hash:	b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3
SHA3-384 hash:	6f2824b1fcfbc5cb9959cf3c929264f422a5dcd75f393923500a26367257b2d8a933fca9b05f8659456b3e1486accc5f
SHA1 hash:	e829bef3fd1a57a66bf1273c268731932b969a7e
MD5 hash:	e63bc452c0cddfde420dac53479909bf
humanhash:	ceiling-louisiana-sink-king
File name:	Lоаdеr.exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	354'304 bytes
First seen:	2025-01-23 14:47:03 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	134d44c32ee2ebee5fa8ee02874130dc (2 x LummaStealer)
ssdeep	6144:yaLXl1mltFOG29U4hlyR3tCZUQZdCNmF:5VGFtZ4hlyW1C8
Threatray	1 similar samples on MalwareBazaar
TLSH	T1D274CE313AF18036F7F7EE741A3496A46A3FBCA37970818F6251266F0D316918EA5713
TrID	46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 8.5% (.EXE) Win64 Executable (generic) (10522/11/4) 5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
File icon (PE):
dhash icon	0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter	aachum
Tags:	exe LummaStealer

iamaachum

https://github.com/zeoroduction/Sony-Vegas-2024/blob/branch/Loader.zip

Lumma C2: cuproomymis.top

Intelligence

File Origin

# of uploads :

# of downloads :

469

Origin country :

Vendor Threat Intelligence

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Verdict:

Malicious

Labled as:

Mikey.Generic

Link:

https://www.hybrid-analysis.com/sample/b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

LummaC2 Stealer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/566d398a-9e5d-43d0-b0b9-7ea5eb0c07ed

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1597672

Signature

Antivirus / Scanner detection for submitted sample

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Joe Sandbox ML detected suspicious sample

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3/

Threat name:

Win32.Trojan.SmokeLoader

Status:

Malicious

First seen:

2025-01-23 13:01:27 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wtobn7naqd7xqpu4ikgp6chwccsf6tcldpl7sdv75umshvtgdgzq._file

Verdict:

malicious

Label(s):

shellcode_loader_002

lummastealer

LummaStealer

error

LummaStealer

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/250123-r5vyxasqhs/

Behaviour

System Location Discovery: System Language Discovery

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/13db238c-c6a2-4db0-90fe-690e2bf1dd17

Unpacked files

SH256 hash:

b006aa74b47772fe19875babc4d9870e57cbf27fb7e70e1d02044cef6e35acf1

MD5 hash:

cae7a66af5908b2e8def4e4543e3d193

SHA1 hash:

898c64d8d21c58a9de90e29e4764b2846dcb17fc

Detections:

LummaStealer

Link:

https://www.unpac.me/results/7b425324-6720-4c39-aa8f-e09ad07a4430/

SH256 hash:

b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3

MD5 hash:

e63bc452c0cddfde420dac53479909bf

SHA1 hash:

e829bef3fd1a57a66bf1273c268731932b969a7e

Link:

https://www.unpac.me/results/7b425324-6720-4c39-aa8f-e09ad07a4430/

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/b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3

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

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

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

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

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

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:	Windows_Trojan_Generic_2993e5a5 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Lumma_4ad749b0 Create hunting rule
Author:	Elastic Security

File information

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

Web download

LummaStealer

exe b4dc16fda080ff783e9c428cff08f610a45f4c4b1bd7f90ebfed1923d66619b3

(this sample)

Link

https://tria.ge/250123-ryyq8atrbm/

Delivery method

Distributed via web download

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 (HIGH_ENTROPY_VA)	high
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessA ADVAPI32.dll::OpenThreadToken KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::FindFirstVolumeW KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::MoveFileW

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