MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3. 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 File information Comments

SHA256 hash:	ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3
SHA3-384 hash:	82e63b9ee15e2b4ec43b15ba33faaa2aaa9da6a4edea546240c4b4b2cd57fa8bede3a91c581f0206113c83d6c61f19de
SHA1 hash:	1041069dd2f278fc83b069b311bcf7703c81b98e
MD5 hash:	2cb9c54ae791d0b0fbf526ec52b58b30
humanhash:	lion-skylark-moon-fanta
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'799'168 bytes
First seen:	2024-08-29 05:33:55 UTC
Last seen:	2024-08-29 07:29:27 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:tGnbrc+8UMuD2VRV3CK5VYgA8/74LAbsKnBg50EQu:tGbrDMK2V3lSgL/76AjBgiVu
Threatray	1 similar samples on MalwareBazaar
TLSH	T11A8533A4F4A4FEC4C8079E3FB8939E3877287A26E79347A7373855E6C463C394460265
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://31.41.244.11/steam/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

400

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-08-29 05:35:26 UTC

Tags:

stealer stealc loader themida

Link:

https://app.any.run/tasks/c8750512-78df-4e06-b476-fbfb30b44710

Note:

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

Detection(s):

SecuriteInfo.com.Win32.PWSX-gen.9871.24416.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66d00850fe69a9e56049d136

Tags:

Infostealer Network Stealth

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

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:

microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/66d0084d9580eae33c5a01a2/reports/41593409-00cf-4ad1-923f-2cc9e6cffdaa/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3

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/ffa8c128-75af-40f5-95e3-8ff7c64ff755

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1500952

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

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

Found malware configuration

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

Hides threads from debuggers

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

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)

Tries to harvest and steal Bitcoin Wallet information

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

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Tries to steal Mail credentials (via file / registry access)

Yara detected Powershell download and execute

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3/

Threat name:

Win32.Trojan.Stealerc

Status:

Malicious

First seen:

2024-08-29 05:34:06 UTC

File Type:

PE (Exe)

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=76cmcxskf3urgtuq2pez53n2y7aphxflgkbu2k6scdcuwsfuehjq._file

Verdict:

unknown

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:leva discovery evasion stealer

Link:

https://tria.ge/reports/240829-f9expswcpa/

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

Malware Config

C2 Extraction:

http://185.215.113.100

Verdict:

Unknown

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/16fff7d4-6b60-4f24-8dfb-952f9ad9f9a0

Unpacked files

SH256 hash:

2b50dcaf5b4b8795945cd04a59474123f9067f56a093850fcf23c4de52e4d46e

MD5 hash:

d62e2574c87896233166e9925419352e

SHA1 hash:

b961115a5aa7a0e558f8918abc31a8979465d306

Detections:

stealc

win_stealc_w0

win_stealc_a0

Link:

https://www.unpac.me/results/8ed16baf-86d7-404a-9a62-afa87987cde7/

SH256 hash:

ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3

MD5 hash:

2cb9c54ae791d0b0fbf526ec52b58b30

SHA1 hash:

1041069dd2f278fc83b069b311bcf7703c81b98e

Link:

https://www.unpac.me/results/8ed16baf-86d7-404a-9a62-afa87987cde7/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/ff84c15e4a2e/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/ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3

File information

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

Web download

Stealc

exe ff84c15e4a2ee9134e90d3c99eedbac7c0f3dcab32834d2bd210c54b48b421d3

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3120910/

URLhaus

https://urlhaus.abuse.ch/url/3120900/

URLhaus

https://urlhaus.abuse.ch/url/3129259/

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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