MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9. 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 4 File information Comments 1

SHA256 hash:	21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9
SHA3-384 hash:	895881b2f1af42262da750e59eda253c7fc9bb98d25e180a6dc7d4070479b8afcc83424762522e428395ce977f09e100
SHA1 hash:	20e9360cfdb66c03fe968157c5f3f7bd2a3b0198
MD5 hash:	3693a3c182f20f34dfed51e88691ef6c
humanhash:	jersey-crazy-maryland-twelve
File name:	3693a3c182f20f34dfed51e88691ef6c
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	594'320 bytes
First seen:	2024-10-11 08:57:38 UTC
Last seen:	2024-10-11 09:47:16 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	123e239a3e28f0916ec222eaf58ca968 (6 x LummaStealer)
ssdeep	12288:u7M58XTjomCy/Zoi3BzIPJrD73seZuhAfpNZ5LRlk7sBsGYpBA:55wRoiRzsr3seZiAfpNX0s97
TLSH	T1D0C4F1527580C033DA77153206E4D6B26D3D7AB10A61ADDF23C59BBD0F603C2EB25A6B
TrID	32.2% (.EXE) Win64 Executable (generic) (10522/11/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4504/4/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
Reporter	zbetcheckin
Tags:	32 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

540

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

3693a3c182f20f34dfed51e88691ef6c.exe

Verdict:

Malicious activity

Analysis date:

2024-10-11 09:00:49 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/fc8856a6-44f6-4e2a-bc28-efb735f02476

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.Inject5.10240.6858.2622.UNOFFICIAL

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6708e89cf936b5621b0ca04f

Tags:

Injection Stealer Exploit

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint invalid-signature microsoft_visual_cc overlay packed signed

Link:

https://www.filescan.io/uploads/6708e89bb5f92be8082e78ff/reports/d6c21402-8722-4971-98ef-585f4207aabf/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9

Result

Verdict:

SUSPICIOUS

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/beb892e8-9fe3-4432-ad39-091635490b6b

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1531571

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

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

Sigma detected: Silenttrinity Stager Msbuild Activity

Suricata IDS alerts for network traffic

Tries to resolve many domain names, but no domain seems valid

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/21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9/

Threat name:

Win32.Trojan.LummaC

Status:

Malicious

First seen:

2024-10-11 08:58:05 UTC

File Type:

PE (Exe)

AV detection:

17 of 23 (73.91%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=egifz52npty3g74vzvurwjbsn32n6hc3dk4ofkjvohgqr5bcpteq._file

Verdict:

malicious

Label(s):

lummastealer

Similar samples:

error

LummaStealer

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery stealer

Link:

https://tria.ge/reports/241011-kw6kqazgkm/

Behaviour

Suspicious use of WriteProcessMemory

Program crash

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Lumma Stealer, LummaC

Malware Config

C2 Extraction:

https://clearancek.site
https://licendfilteo.site
https://spirittunek.store
https://bathdoomgaz.store
https://studennotediw.store
https://dissapoiznw.store
https://eaglepawnoy.store
https://mobbipenju.store
https://trustterwowqm.shop/api

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/2322d737-621c-454a-bf39-4d8faeee4d50

Unpacked files

SH256 hash:

12545823ccc39623b4e840ca3de822e7b3ff7022f32e0d3a751e5e997a49337d

MD5 hash:

896fae044ac36d1d8ac73a082e64ca21

SHA1 hash:

30db40362381396e226e5d318f4859b8d9e6570e

Detections:

LummaStealer

Link:

https://www.unpac.me/results/ba5331ea-3360-46ba-8613-50847111847c/

Parent samples :
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SH256 hash:

21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9

MD5 hash:

3693a3c182f20f34dfed51e88691ef6c

SHA1 hash:

20e9360cfdb66c03fe968157c5f3f7bd2a3b0198

Link:

https://www.unpac.me/results/ba5331ea-3360-46ba-8613-50847111847c/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/21905cf74d7c/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/21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9

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:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

File information

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

Web download

LummaStealer

exe 21905cf74d7cf1b37f95cd691b24326ef4df1c5b1ab8e2a93571cd08f4227cc9

(this sample)

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

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::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::GetConsoleWindow KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

Comments

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zbet commented on 2024-10-11 08:57:39 UTC

url : hxxp://proxy.siteterbaru.xyz/css/0a839761915d.exe