MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9. 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 1 File information Comments 1

SHA256 hash:	b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9
SHA3-384 hash:	83de5e721d75bcea7dd7bb4943e6487da94f8fb30d5c0ed076ff229c3a9f77177118b6112cf5fa475a5ebcdd0fc3b0f6
SHA1 hash:	963eec3932fef349eb0bc576692bf86c231f0be1
MD5 hash:	ecd47621cce65ec0aee0e8599a308a3b
humanhash:	wolfram-kilo-zebra-lactose
File name:	ecd47621cce65ec0aee0e8599a308a3b
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	370'176 bytes
First seen:	2024-04-22 19:42:11 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d10268a82f0ec0b09c4d5e18431c41e9 (21 x Stealc, 2 x LummaStealer, 1 x Arechclient2)
ssdeep	6144:M75QnQLBPbrut1nY24Pv8VvMpS7eQyfOepzuvYij+J:MNQnQaVYpPv8VmQSGe5
TLSH	T1CE74E0113EE99C32D2574570892BCAE05A2FB8A1BE68457B7743177FCE303A1D632726
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) (10523/12/4) 5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):
dhash icon	64d29a9899898981 (1 x LummaStealer)
Reporter	zbetcheckin
Tags:	32 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

384

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9.exe

Verdict:

Malicious activity

Analysis date:

2024-04-23 04:51:04 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/8daefabb-af33-4e33-809d-d40e0a931e15

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)

Searching for the window

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

fingerprint

Link:

https://www.filescan.io/uploads/6626bdc93137a4e0f3bde056/reports/dd9f6cce-2130-47e0-b2e0-95b49a19e630/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9

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:

Suspicious

Link:

https://analyze.intezer.com/analyses/51108fe7-b135-4952-9f7f-30962746c6f1

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1429918

Signature

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 submitted file

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

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/b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9/

Threat name:

Win32.Trojan.Smokeloader

Status:

Malicious

First seen:

2024-04-22 17:22:23 UTC

AV detection:

30 of 38 (78.95%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xbychc7r6vq7zo3lhwxqptwhhxrphut2sqtspuz22b2uzj24qxmq._file

Verdict:

malicious

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma stealer

Link:

https://tria.ge/reports/240422-ye8kmsfc72/

Behaviour

Program crash

Lumma Stealer

Malware Config

C2 Extraction:

https://strollheavengwu.shop/api
https://productivelookewr.shop/api
https://tolerateilusidjukl.shop/api
https://shatterbreathepsw.shop/api
https://shortsvelventysjo.shop/api
https://incredibleextedwj.shop/api
https://alcojoldwograpciw.shop/api
https://liabilitynighstjsko.shop/api
https://demonstationfukewko.shop/api

Unpacked files

SH256 hash:

eae4426030feca7ee941cf433e3b9524ea8e3c249decd3c0b21f2d182c241682

MD5 hash:

8e2dc8e8850ddc1636329464430068f3

SHA1 hash:

ff56a3bf775285bb79e3d4a34fb54dde29875a67

Detections:

LummaStealer

Link:

https://www.unpac.me/results/2fca5815-3225-4c3d-abf1-fd8fe86d282c/

SH256 hash:

b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9

MD5 hash:

ecd47621cce65ec0aee0e8599a308a3b

SHA1 hash:

963eec3932fef349eb0bc576692bf86c231f0be1

Link:

https://www.unpac.me/results/2fca5815-3225-4c3d-abf1-fd8fe86d282c/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b870238bf1f5/report/overview.html

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

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

File information

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

Web download

LummaStealer

exe b870238bf1f561fcbb6b3daf07cec73de2f3d27a942727d33ad0754ca75c85d9

(this sample)

Delivery method

Distributed via web download

URLhaus

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

URLhaus

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

URLhaus

https://urlhaus.abuse.ch/url/2823300/

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::FindNextVolumeW KERNEL32.dll::SetFirmwareEnvironmentVariableA KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetVolumeInformationW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleDisplayMode KERNEL32.dll::SetConsoleTitleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesLengthA KERNEL32.dll::GetConsoleAliasesLengthA KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

zbet commented on 2024-04-22 19:42:12 UTC

url : hxxps://tulips4change.shop/current.exe