MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4. 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: 16


Intelligence 16 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4
SHA3-384 hash: f303c35e3ff0246d60baad525b6a1ca2090898a0c9483bfe79316e1ffefca059e621c3ec9fbd24174155e0b1efb3aaa4
SHA1 hash: 508023b2dc96336d0f74a645817da52866b6a20f
MD5 hash: 6246067a1c9a7c1359ad63476ce0dcbe
humanhash: double-coffee-oranges-lake
File name:stealc.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:245'760 bytes
First seen:2025-01-24 07:00:18 UTC
Last seen:2025-02-14 07:04:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d071ac95ea1d6b0ed6ec53017449901f (5 x Stealc, 2 x Vidar)
ssdeep 3072:svmpNku2qhJlUNvh7oKaCVExHC/MYkklgztNR6DpWmUBd2r2O/6RRCHeP3KqX+n:W0kulZE7oO5kk+nYNWmeor9SzCot+
TLSH T12E341B25EF40443EEE12917CDABA73D6B12669A86312D8D333C8251D4DF40E32D7E6A7
TrID 43.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
22.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter lontze7
Tags:45-131-215-16 exe fuckedserver-net Stealc

Intelligence

File Origin
# of uploads :
2
# of downloads :
506
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
Win.Malware.Stealerc-10034234-0
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Searching for the window
Сreating synchronization primitives
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
crypt lolbin microsoft_visual_cc msiexec rundll32 stealer
Link:
https://www.filescan.io/uploads/67933ab2b1f7bf2d03c5b9b9/reports/621c5819-1dc1-4f6c-93de-c1f08c476274/overview
Verdict:
Malicious
Labled as:
Trojan/Stealc
Link:
https://www.hybrid-analysis.com/sample/e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4
Result
Verdict:
MALICIOUS
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7c8aa47b-fc54-4b4c-acfb-f8d42303f893
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1598391
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Joe Sandbox ML detected suspicious sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Self deletion via cmd or bat file
Suricata IDS alerts for network traffic
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1598391 Sample: stealc.exe Startdate: 24/01/2025 Architecture: WINDOWS Score: 100 55 Suricata IDS alerts for network traffic 2->55 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 10 other signatures 2->61 7 stealc.exe 51 2->7         started        12 msedge.exe 9 2->12         started        process3 dnsIp4 45 64.95.13.166, 49701, 80 BRAHMAN-NYUS United States 7->45 47 127.0.0.1 unknown unknown 7->47 33 C:\ProgramData\nss3.dll, PE32 7->33 dropped 35 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 7->35 dropped 37 C:\Users\user\AppData\...\softokn3[1].dll, PE32 7->37 dropped 39 9 other files (none is malicious) 7->39 dropped 63 Attempt to bypass Chrome Application-Bound Encryption 7->63 65 Tries to steal Mail credentials (via file / registry access) 7->65 67 Found many strings related to Crypto-Wallets (likely being stolen) 7->67 69 6 other signatures 7->69 14 msedge.exe 2 11 7->14         started        17 chrome.exe 7->17         started        20 cmd.exe 1 7->20         started        22 msedge.exe 12->22         started        file5 signatures6 process7 dnsIp8 71 Monitors registry run keys for changes 14->71 24 msedge.exe 14->24         started        41 192.168.2.7, 123, 138, 443 unknown unknown 17->41 43 239.255.255.250 unknown Reserved 17->43 26 chrome.exe 17->26         started        29 conhost.exe 20->29         started        31 timeout.exe 1 20->31         started        signatures9 process10 dnsIp11 49 www.google.com 142.250.185.132, 443, 49746, 49752 GOOGLEUS United States 26->49 51 plus.l.google.com 142.250.186.78, 443, 49784 GOOGLEUS United States 26->51 53 2 other IPs or domains 26->53
Score:
94%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4/
Threat name:
Win32.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2025-01-24 07:01:05 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=4t6bn6zwuxgz5dl57zbeqlqrdr6osfdh62wbacqooz2awsi56lka._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:qq credential_access discovery spyware stealer
Link:
https://tria.ge/reports/250124-hs7x9swkhx/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Uses browser remote debugging
Malware Config
C2 Extraction:
http://64.95.13.166
Verdict:
Malicious
Tags:
stealer stealc Win.Malware.Stealerc-10034234-0
YARA:
CAPE_Stealc Stealc
Link:
https://app.threat.zone/submission/c036a5fd-6c03-450e-8281-4ee313c3ee3c
Unpacked files
SH256 hash:
e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4
MD5 hash:
6246067a1c9a7c1359ad63476ce0dcbe
SHA1 hash:
508023b2dc96336d0f74a645817da52866b6a20f
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/07e21bf2-541a-40bd-9d09-2dd42d0e37a6/
Malware family:
CryptBot.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e4fc16fb36a5/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/e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Stealc
Create hunting rule
Author:kevoreilly
Description:Stealc Payload
Rule name:Stealc_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Stealc Payload
Rule name:Stealer_Stealc
Create hunting rule
Author:Still
Description:attempts to match instructions/strings found in Stealc
Rule name:Vidar_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Vidar Payload
Rule name:Windows_Generic_Threat_2bba6bae
Create hunting rule
Author:Elastic Security

File information

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

Web download

Stealc

Executable exe e4fc16fb36a5cd9e8d7dfe42482e111c7ce91467f6ac100a0e76740b491df2d4

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3412245/

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::OpenProcess
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW

Comments