MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d
SHA3-384 hash: 991b649060f2e7dbeb24a65a40f57914f339f87ea5f49d3e1e5ddc36a1ab601dd3c10c0225565684927fa321f775a0d5
SHA1 hash: a65dfb365b5ea9acd5d3f2a06b035dc219a27f15
MD5 hash: f33925c7136e5fb93e1808465282bc8e
humanhash: crazy-butter-shade-whiskey
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:2'066'432 bytes
First seen:2024-10-30 08:36:55 UTC
Last seen:2024-10-30 10:19:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:DWFWaIEbna86ukIbqzDH6uQEvCaTV6upDZs:DWFecdkIIDLaaB6ulm
TLSH T136A533989DC77F72F41C4631D68712A37BAC83526A67E9B2545B23378C4BFD823A019C
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


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

Intelligence

File Origin
# of uploads :
22
# of downloads :
481
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-30 08:38:51 UTC
Tags:
stealer stealc loader rust themida
Link:
https://app.any.run/tasks/6475bc63-5647-4d23-801b-af01b09e49e4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.BackdoorX-gen.24499.20763.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6721f0368d23d9049131e83a
Tags:
powershell vmdetect lien spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
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/6721f0373a8e01910c8cbc1d/reports/181c752b-056f-480d-b9b2-8618519b14b4/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d
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/217a56ec-bc13-4e3d-bc4b-bd36a3d744fe
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1545233
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
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for sample
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
PE file contains section with special chars
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1545233 Sample: file.exe Startdate: 30/10/2024 Architecture: WINDOWS Score: 100 61 Suricata IDS alerts for network traffic 2->61 63 Found malware configuration 2->63 65 Antivirus / Scanner detection for submitted sample 2->65 67 8 other signatures 2->67 7 file.exe 35 2->7         started        12 msedge.exe 30 632 2->12         started        process3 dnsIp4 51 185.215.113.206, 49704, 49733, 49813 WHOLESALECONNECTIONSNL Portugal 7->51 53 127.0.0.1 unknown unknown 7->53 33 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 7->33 dropped 35 C:\Users\user\AppData\...\softokn3[1].dll, PE32 7->35 dropped 37 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 7->37 dropped 39 10 other files (none is malicious) 7->39 dropped 69 Detected unpacking (changes PE section rights) 7->69 71 Tries to detect sandboxes and other dynamic analysis tools (window names) 7->71 73 Tries to steal Mail credentials (via file / registry access) 7->73 75 10 other signatures 7->75 14 msedge.exe 2 10 7->14         started        17 chrome.exe 8 7->17         started        20 msedge.exe 12->20         started        22 msedge.exe 12->22         started        24 msedge.exe 12->24         started        26 msedge.exe 12->26         started        file5 signatures6 process7 dnsIp8 77 Monitors registry run keys for changes 14->77 28 msedge.exe 14->28         started        41 192.168.2.5, 443, 49703, 49704 unknown unknown 17->41 43 239.255.255.250 unknown Reserved 17->43 30 chrome.exe 17->30         started        45 13.107.246.57, 443, 49846, 49847 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->45 47 20.125.209.212, 443, 49869, 49901 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->47 49 21 other IPs or domains 20->49 signatures9 process10 dnsIp11 55 plus.l.google.com 142.250.185.142, 443, 49719 GOOGLEUS United States 30->55 57 www.google.com 172.217.16.196, 443, 49705, 49709 GOOGLEUS United States 30->57 59 3 other IPs or domains 30->59
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-10-30 08:37:06 UTC
File Type:
PE (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzhgr6mumk4avbq3blsplwcydnygshauoytzshnst5po3tymgooq._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:tale discovery evasion stealer
Link:
https://tria.ge/reports/241030-kh5q9s1lgl/
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:
Malicious
Tags:
stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/cc6f1c05-c416-4c62-8a2e-90994c837c5b
Unpacked files
SH256 hash:
81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
MD5 hash:
eda18948a989176f4eebb175ce806255
SHA1 hash:
ff22a3d5f5fb705137f233c36622c79eab995897
Link:
https://www.unpac.me/results/862842f7-707f-4ab1-a3e7-f818b1d98c17/
SH256 hash:
91e4a2bbb8b89b722cf1023db764c6bb278b9cea3f939d4c0ae397a19cb51b1d
MD5 hash:
3ed0b6fa45b39c1763ca171da1b75b78
SHA1 hash:
edae0ae2754eef11995ed93a0e9154cafd410593
Detections:
stealc
Create hunting rule
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
detect_Mars_Stealer
Create hunting rule
Link:
https://www.unpac.me/results/862842f7-707f-4ab1-a3e7-f818b1d98c17/
SH256 hash:
b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d
MD5 hash:
f33925c7136e5fb93e1808465282bc8e
SHA1 hash:
a65dfb365b5ea9acd5d3f2a06b035dc219a27f15
Link:
https://www.unpac.me/results/862842f7-707f-4ab1-a3e7-f818b1d98c17/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b64e68f99462/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/b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d

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: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

Executable exe b64e68f99462b80a861b0ae4f5d8581b70691c147627991db29f5eedcf0c339d

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3079150/

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
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments