MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912. 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 28 File information Comments

SHA256 hash:	b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912
SHA3-384 hash:	9098908e32558c4e8d3497c132aba0b82d18c047efb585491f2fbba13686f930c4bc4e4dcb826e01928fafb03cda83a8
SHA1 hash:	e6e45cd1926de46bfa0832de19ddeb29c8c0f629
MD5 hash:	704d12a2e64a9b3ebe375594a11f3ee6
humanhash:	mountain-hawaii-arkansas-lake
File name:	file
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	13'504'000 bytes
First seen:	2024-11-05 17:00:13 UTC
Last seen:	2024-11-07 10:10:29 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	ff9f3a86709796c17211f9df12aae74d (4 x LummaStealer, 4 x Vidar, 2 x CobaltStrike)
ssdeep	98304:n13Yvg6wqZeAyv4LdzsBatXP/5OT8BJ5aXdyOJ33iV0SKvVirjedq:130gPNBaRP/D4NyOJ33A7Kt2Q
Threatray	1 similar samples on MalwareBazaar
TLSH	T104D64A91F9EB44F6DA03183048AB92BF173069059B28CBCBD5047FAAF8777E21A37155
gimphash	fe7856c8f713b265f6bbe3f90f8fe6df1882544a0a1630f6248ae3e24a9f637d
TrID	40.3% (.EXE) Win64 Executable (generic) (10522/11/4) 19.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.2% (.EXE) Win32 Executable (generic) (4504/4/1) 7.7% (.EXE) OS/2 Executable (generic) (2029/13) 7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
File icon (PE):
dhash icon	82232169313f0eb0 (1 x LummaStealer)
Reporter	Bitsight
Tags:	exe LummaStealer

Bitsight

url: http://31.41.244.11/files/freecam.exe

Intelligence

File Origin

# of uploads :

# of downloads :

439

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

No threats detected

Analysis date:

2024-11-05 17:00:38 UTC

Tags:

golang

Link:

https://app.any.run/tasks/8adc4fdb-738e-4d7e-b1fd-fc5577f5228b

Note:

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

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=672a53828d23d9049133e257

Tags:

emotet

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

golang obfuscated rijndael

Link:

https://www.filescan.io/uploads/672a4f52210633def620bf2d/reports/250bd352-4ccb-436c-8faa-afbf9c5c9d20/overview

Verdict:

Malicious

Labled as:

WinGo/TrojanDropper.Agent

Link:

https://www.hybrid-analysis.com/sample/b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912

Result

Verdict:

MALICIOUS

Malware family:

LummaC2 Stealer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/eb7ce6a5-6657-4bec-be47-a2daa8748001

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1549548

Signature

AI detected suspicious sample

Allocates memory in foreign processes

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Found malware configuration

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

Injects a PE file into a foreign processes

LummaC encrypted strings found

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Suricata IDS alerts for network traffic

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

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Writes to foreign memory regions

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

88%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-11-05 17:01:19 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

13 of 38 (34.21%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wwlvzhvx4nawdltd5k4fdcytbvh5zqksnssrfuxfiuwg24a75eja._file

Verdict:

malicious

Label(s):

lummastealer

LummaStealer

error

LummaStealer

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/241105-vjh9rsxmfm/

Behaviour

System Location Discovery: System Language Discovery

Verdict:

Unknown

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/a234c956-6fc1-425a-b522-7b40a5cb0f17

Unpacked files

SH256 hash:

5cb82021708ee86dd9938e393591249623bedeadf355a7409966c3161172c717

MD5 hash:

7053322418d92be1cad84fa3a663268c

SHA1 hash:

f38dbbbcbacbc39eba635adf42453e56e16e93cd

Detections:

LummaStealer

Link:

https://www.unpac.me/results/c4bc181f-e28b-4cca-9e58-4bda960f8ce0/

SH256 hash:

b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912

MD5 hash:

704d12a2e64a9b3ebe375594a11f3ee6

SHA1 hash:

e6e45cd1926de46bfa0832de19ddeb29c8c0f629

Link:

https://www.unpac.me/results/c4bc181f-e28b-4cca-9e58-4bda960f8ce0/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b5975c9eb7e3/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:	ach_202409_html_AJAX_phish Create hunting rule
Author:	abuse.ch
Description:	Detects potential HTML phishing page using AJXA

Rule name:	Borland Create hunting rule
Author:	malware-lu

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

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

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

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	test_Malaysia Create hunting rule
Author:	rectifyq
Description:	Detects file containing malaysia string

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

Rule name:	without_attachments Create hunting rule
Author:	Antonio Sanchez <asanchez@hispasec.com>
Description:	Rule to detect the no presence of any attachment
Reference:	http://laboratorio.blogs.hispasec.com/

Rule name:	with_urls Create hunting rule
Author:	Antonio Sanchez <asanchez@hispasec.com>
Description:	Rule to detect the presence of an or several urls
Reference:	http://laboratorio.blogs.hispasec.com/

File information

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

Web download

LummaStealer

exe b5975c9eb7e34161ae63eab8518b130d4fdcc1526ca512d2e5452c6d701fe912

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3277247/

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

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::LoadLibraryA kernel32.dll::LoadLibraryW 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::CreateFileA kernel32.dll::GetSystemDirectoryA

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