MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2. 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

SHA256 hash:	f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2
SHA3-384 hash:	ff21aa312ee657a81bbdfd865989662bac9425eb3e1d1a9982e957217fee9ec3b3e5dda8feff9453b2ff6a3ab5ea665c
SHA1 hash:	78c70f5fd15a84369836b2128a5835f8aa366598
MD5 hash:	4a1a4df1c161219662bd9bcbe281e2f6
humanhash:	echo-three-music-carolina
File name:	file
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	2'965'504 bytes
First seen:	2024-10-20 04:38:22 UTC
Last seen:	2024-10-20 05:19:42 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:fqUIv4jXwaDZwBRcviwQ+ETCVPPc3eF3T/j5j1JVdVRYS8ZDAWehx:jdjXwaDZiRcviwQPTEsOVdVRYLkW6
TLSH	T1F9D53A62B90572CFE48E177889A7CDD2A9AD42BD07100DC3AC6868F9BDB3CC515F6D24
TrID	42.7% (.EXE) Win32 Executable (generic) (4504/4/1) 19.2% (.EXE) OS/2 Executable (generic) (2029/13) 19.0% (.EXE) Generic Win/DOS Executable (2002/3) 18.9% (.EXE) DOS Executable Generic (2000/1)
Magika	pebin
Reporter	Bitsight
Tags:	exe LummaStealer

Bitsight

url: http://185.215.113.103/lumka/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

431

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-10-20 04:39:14 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/68521f75-9462-4fdc-82b0-88add6a0cbc7

Note:

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

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.8554.6944.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=671489715a02f8393c729113

Tags:

Powershell Autorun Spam

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

Behavior that indicates a threat

DNS request

Connection attempt

Sending a custom TCP request

Query of malicious DNS domain

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm anti-vm evasive fingerprint packed packed packer_detected

Link:

https://www.filescan.io/uploads/67148967bd713b5f4246a1a6/reports/9c28db94-1504-4ad0-ae76-c94003c1f2fb/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2

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:

Unknown

Link:

https://analyze.intezer.com/analyses/908ca9c7-a153-4ef2-8b5a-35c2f9e9e29b

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1538055

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found malware configuration

Hides threads from debuggers

LummaC encrypted strings found

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

PE file contains section with special chars

Sample uses string decryption to hide its real strings

Suricata IDS alerts for network traffic

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2/

Threat name:

Win32.Infostealer.Tinba

Status:

Malicious

First seen:

2024-10-20 04:39:12 UTC

File Type:

PE (Exe)

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6ib3lx2umwhry7q5guiekhuojqm3x3qlc5pvhssowpyeaubezlja._file

Verdict:

malicious

Label(s):

lummastealer

Similar samples:

error

LummaStealer

Result

Malware family:

stealc

Score:

10/10

Tags:

family:amadey family:lumma family:stealc botnet:9c9aa5 botnet:doma discovery evasion persistence spyware stealer trojan

Link:

https://tria.ge/reports/241020-e9yt5szbmb/

Behaviour

Checks processor information in registry

Kills process with taskkill

Modifies registry class

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Browser Information Discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Drops file in Windows directory

AutoIT Executable

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Adds Run key to start application

Checks installed software on the system

Checks BIOS information in registry

Checks computer location settings

Executes dropped EXE

Identifies Wine through registry keys

Loads dropped DLL

Reads user/profile data of web browsers

Windows security modification

Downloads MZ/PE file

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Amadey

Lumma Stealer, LummaC

Modifies Windows Defender Real-time Protection settings

Stealc

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
http://185.215.113.43
http://185.215.113.37

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/3a34aa5c-3d4a-483b-9d6c-a35d1efbc027

Unpacked files

SH256 hash:

f565cfddb59076c8bea7a843580d92d0ab950694b22f580fcbfda1206815a984

MD5 hash:

c6da05837f72990337c100ffaa39ce92

SHA1 hash:

3392f9fcce6db2be71bb17d0dcc5ec013ba4dee5

Link:

https://www.unpac.me/results/69953cab-4e7c-4b77-9166-85e59a6df22f/

SH256 hash:

f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2

MD5 hash:

4a1a4df1c161219662bd9bcbe281e2f6

SHA1 hash:

78c70f5fd15a84369836b2128a5835f8aa366598

Link:

https://www.unpac.me/results/69953cab-4e7c-4b77-9166-85e59a6df22f/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f203b5df5465/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/f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2

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

Rule name:	maldoc_getEIP_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

File information

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

Web download

LummaStealer

exe f203b5df54658f1c7e1d3510451e8e4c19bbee0b175f53ca4eb3f0405024cad2

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3241739/

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_NX	Missing Non-Executable Memory Protection	critical

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