MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede. 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 3 File information Comments 1

SHA256 hash:	fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede
SHA3-384 hash:	8ddb2ba285d88fe321868047af4741733f44bfacca487aafb184fb92371c9c36435124497a5d44a1f0d24dd80f5aa494
SHA1 hash:	59d61d0aa693f28ba68b0de8fd3b11dc206b76c4
MD5 hash:	555259d9ac1f9da27667485bfc3ab9af
humanhash:	west-paris-winter-north
File name:	555259d9ac1f9da27667485bfc3ab9af
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	538'112 bytes
First seen:	2024-06-20 04:42:56 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	99046e3afc60e2ca10c62342349ab573 (3 x LummaStealer, 2 x Vidar, 1 x RiseProStealer)
ssdeep	12288:4MLTuJtddskY7k1dyXbRQESs/mFKXuiPK0Lv:4zJth1IxQShPK0L
TLSH	T1C4B4F101B580C432E172157346B4C7B1AA3EB9704B619ADFA3D10EBEDF302D1EB3659A
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)
Reporter	zbetcheckin
Tags:	32 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

359

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe

Verdict:

Malicious activity

Analysis date:

2024-06-20 04:38:42 UTC

Tags:

telegram stealer vidar opendir loader lumma risepro

Link:

https://app.any.run/tasks/ddfc65d7-6d01-495a-8cf4-0169d5c434e0

Note:

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

Detection(s):

Win.Keylogger.Lazy-10031941-0

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6673b58589a056395100dad7win7simulatehigh_evasion

Tags:

Heur

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Query of malicious DNS domain

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/6673b35749a1c8306267a7a9/reports/4ac31a8c-ed67-413d-9f3f-2b72854303c5/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede

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/46af2705-5fe5-4b36-94c6-106b2aa74988

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1459870

Signature

AI detected suspicious sample

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

Injects a PE file into a foreign processes

LummaC encrypted strings found

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

Writes to foreign memory regions

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede/

Threat name:

Win32.Spyware.Lummastealer

Status:

Malicious

First seen:

2024-06-19 04:12:55 UTC

File Type:

PE (Exe)

AV detection:

30 of 38 (78.95%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7jcjdw7f5m6tlspvrbgxiyrvo2mztvjw2madh5gphbrtzyruh3pa._file

Verdict:

malicious

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://tria.ge/reports/240620-fb83wstfjn/

Behaviour

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/b677a6b9-3e60-41e7-a006-6a9177c54389

Unpacked files

SH256 hash:

e74b2fdbd85722e8eceff547543179b4bcec58e38e84a565085bad0434f50667

MD5 hash:

4e20738337d4722cd450e366eec42e75

SHA1 hash:

5b78821f38b5884933c354bb77ac8b1014258261

Detections:

LummaStealer

Link:

https://www.unpac.me/results/0909cb7d-2752-4d3a-8c70-68f8f33d3152/

SH256 hash:

fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede

MD5 hash:

555259d9ac1f9da27667485bfc3ab9af

SHA1 hash:

59d61d0aa693f28ba68b0de8fd3b11dc206b76c4

Link:

https://www.unpac.me/results/0909cb7d-2752-4d3a-8c70-68f8f33d3152/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/fa4491dbe5eb/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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

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

File information

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

Web download

LummaStealer

exe fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2898055/

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::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

Comments

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zbet commented on 2024-06-20 04:42:57 UTC

url : hxxp://5.42.65.116/lumma1906.exe