MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6. 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

Stealc

Vendor detections: 15

Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash:	d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6
SHA3-384 hash:	03dc4673dcfb054f81f1e2690771af863afbc0f42b2a5cc283e24dcda8ccc594c6f10df340b1472120fd708ee55f42a5
SHA1 hash:	f70f0f40ec0df493dad3b997839dee74534b0689
MD5 hash:	2b68a0c39e6cb773bec9387090f171d8
humanhash:	victor-mango-april-harry
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'791'488 bytes
First seen:	2024-12-02 18:20:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:8heyYgYoNjuFxH/XnntAuon2uCjONKRg:ceRDyOFfnCHn2LRg
TLSH	T1AC8533290F57DDD1DC198BFEE3374627AAD4DC3081FBDC6E284AC12FD168589A362642
TrID	27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
Reporter	Bitsight
Tags:	exe Stealc

Bitsight

url: http://185.215.113.16/steam/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

418

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

371c2c879ba710047e98590fc18f7d44bd1f37c888af70e63231c2ed68f6e8d9.exe

Verdict:

Malicious activity

Analysis date:

2024-12-02 18:19:23 UTC

Tags:

lumma themida loader stealer stealc

Link:

https://app.any.run/tasks/a605aec6-adca-45fb-a594-0ab75623c6c1

Note:

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

Detection(s):

SecuriteInfo.com.Win32.PWSX-gen.32578.13303.UNOFFICIAL

Verdict:

Malicious

Score:

91.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=674dfb9904c232bff3b61342

Tags:

vmdetect spam

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Searching for analyzing tools

Running batch commands

Creating a process with a hidden window

Launching a process

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-vm microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/674dfa95ae6f4170773f73bd/reports/e64c5334-8d14-47b8-98bd-ea1130b6e844/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/e7203c6c-039d-40bd-9eca-09bfa47244c7

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1566868

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contain functionality to detect virtual machines

Detected unpacking (changes PE section rights)

Found evasive API chain (may stop execution after checking locale)

Found malware configuration

Hides threads from debuggers

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

PE file contains section with special chars

Searches for specific processes (likely to inject)

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 Powershell download and execute

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6/

Threat name:

Win32.Trojan.LummaStealer

Status:

Malicious

First seen:

2024-12-02 18:21:10 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2y5b72ojkm6fd45d2t3idqkf6wazcy7dtdh76p72ums3bbgmfd3a._file

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:drum discovery evasion stealer

Link:

https://tria.ge/reports/241202-wzas1a1rhq/

Behaviour

Suspicious behavior: EnumeratesProcesses

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks BIOS information in registry

Identifies Wine through registry keys

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

Stealc

Stealc family

Malware Config

C2 Extraction:

http://185.215.113.206

Verdict:

Suspicious

Tags:

Stealer Stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/8f8b43d1-98bb-4cf0-a494-f4be028f0fad

Unpacked files

SH256 hash:

734a59b76c35c7c6e8e5a7a601d979b385485df530ea55187305535cfadebe87

MD5 hash:

59aa0b8a248ce571d43918c83ced736f

SHA1 hash:

0939a8f981578f2b68aa8703f11291b037063142

Detections:

win_stealc_w0

win_stealc_a0

Link:

https://www.unpac.me/results/a25680f1-dac5-439c-ac33-44c9ecda8d0e/

SH256 hash:

d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6

MD5 hash:

2b68a0c39e6cb773bec9387090f171d8

SHA1 hash:

f70f0f40ec0df493dad3b997839dee74534b0689

Link:

https://www.unpac.me/results/a25680f1-dac5-439c-ac33-44c9ecda8d0e/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d63a1fe9c953/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/d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6

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:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

Stealc

exe d63a1fe9c9533c51f3a3d4f681c145f5819163e398cfff3ffaa325b084cc28f6

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3079150/

URLhaus

https://urlhaus.abuse.ch/url/3279845/

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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