MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf. 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 10 File information Comments 1

SHA256 hash:	4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf
SHA3-384 hash:	e42d3146db361706a73171d9486b862552569b28cf817ddc47afcaecaaa4428f88d5cd8a7cbcddd8ba865ea1cd1ed687
SHA1 hash:	b2c40320d452253a3c3c78301b62ab9d3f2fc5db
MD5 hash:	92121d87c0c698bb0ea94028fbec7627
humanhash:	johnny-victor-floor-nineteen
File name:	92121d87c0c698bb0ea94028fbec7627
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	382'976 bytes
First seen:	2024-04-03 09:58:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9946caa2b7441c3343eb00a0055e6c2f (1 x LummaStealer)
ssdeep	6144:sCNGAuF/I3j/bFgKWD/hXL+QD8fA7N3X8/Au1u7bURR/mSiMT:sC7uF/Gj5gXV+QDhN3X8ICu743D3
TLSH	T1BE84BF03B2E0BDA4F56247329E2EC9E4261EFD614E156B5B23386F8F24751B1C663732
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	0020c01010100800 (1 x LummaStealer)
Reporter	zbetcheckin
Tags:	32 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

375

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf.exe

Verdict:

Malicious activity

Analysis date:

2024-04-03 10:01:47 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/b9c9aa77-eaf3-45c7-a150-2d55ec84fe01

Note:

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

Result

Verdict:

Clean

Maliciousness:

Behaviour

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Launching the default Windows debugger (dwwin.exe)

Launching a process

Moving a file to the Program Files subdirectory

Replacing files

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/15406296-6ba4-4479-af16-79629d80710e

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1419277

Signature

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found malware configuration

Found many strings related to Crypto-Wallets (likely being stolen)

LummaC encrypted strings found

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Crypto Currency Wallets

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf/

Threat name:

Win32.Spyware.Lummastealer

Status:

Malicious

First seen:

2024-04-03 09:59:07 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=j2ob67ivvltiepyisyhad7uch6qjqdpfixnb2gzk4h5uz766n2xq._file

Verdict:

malicious

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery spyware stealer

Link:

https://tria.ge/reports/240403-lz275sbg8z/

Behaviour

Suspicious behavior: EnumeratesProcesses

Program crash

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

Lumma Stealer

Malware Config

C2 Extraction:

https://cleartotalfisherwo.shop/api

Unpacked files

SH256 hash:

ea0b6647276e3252409985b4b7fa49bcaf49fe4fb9385635bad2d9670e8dc2bb

MD5 hash:

3d66a6dd2576b1d3d91f275d358f5f7e

SHA1 hash:

0d34836638db03f721860ba3694db6f0e6fab7d8

Detections:

LummaStealer

Link:

https://www.unpac.me/results/28f44818-bbb6-4b75-b1d6-6436474c1d96/

Parent samples :

92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1
bfb6ab0353115a52ed704111bac7464f4b2eff92e1411b07c376baa78a5e993c
6f7a3092fdab597f29d716ae469e1e8be7f7e7f7f162706f964fbe081da7e1ec
989c01c194f457c9a81c1951b0c7c7db154d2ffdc7f5bf4f30885a35d8bf8452
4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

SH256 hash:

4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

MD5 hash:

92121d87c0c698bb0ea94028fbec7627

SHA1 hash:

b2c40320d452253a3c3c78301b62ab9d3f2fc5db

Link:

https://www.unpac.me/results/28f44818-bbb6-4b75-b1d6-6436474c1d96/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/4e9c1f7d15aa/report/overview.html

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/4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

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:	EXE_Stealer_StealC_Feb2024 Create hunting rule
Author:	Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell

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

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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

Rule name:	Windows_Trojan_Generic_2993e5a5 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 4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2797804/

URLhaus

https://urlhaus.abuse.ch/url/2799932/

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::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::FindFirstVolumeMountPointA KERNEL32.dll::FindNextVolumeA KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetVolumeInformationW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleA KERNEL32.dll::ReadConsoleInputA KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesLengthA KERNEL32.dll::GetConsoleAliasW KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateFileW KERNEL32.dll::MoveFileWithProgressA KERNEL32.dll::GetWindowsDirectoryW KERNEL32.dll::GetFileAttributesA KERNEL32.dll::GetTempPathA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::QueryDosDeviceW

Comments

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zbet commented on 2024-04-03 09:58:30 UTC

url : hxxps://everythingflowers.shop/current.exe