MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 98ff6f733ea3359f94687a21fcdc45298a76fa8eb4f26bb05bebb8a2a2bd11dc. 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: 14
| SHA256 hash: | 98ff6f733ea3359f94687a21fcdc45298a76fa8eb4f26bb05bebb8a2a2bd11dc |
|---|---|
| SHA3-384 hash: | f77e88a9e8eb1445e1a4598e5586eae448d90ade16f67287d874578cfe20024f2c1f87ffe748c3a92fc904ffef0124a6 |
| SHA1 hash: | 8e360997e1bcadc755cc8c159561f54eae40fe15 |
| MD5 hash: | 177cf931c19b1f4b046ece1d0351584e |
| humanhash: | four-venus-beryllium-leopard |
| File name: | file |
| Download: | download sample |
| Signature | Stealc |
| File size: | 1'759'744 bytes |
| First seen: | 2024-11-13 14:11:29 UTC |
| Last seen: | 2024-11-13 14:38:23 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 49152:61jjYFbeXBUjNvPDQovbQCH7TzhRQaHtQH:6FwbeXi1JUCH7f//H |
| TLSH | T1D685330DBDA38270C21663F21C6DB451B05A635809E9EF0DDD6CE7F64D32F1E269283A |
| 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 |
Intelligence
File Origin
# of uploads :
11
# of downloads :
7'052
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-13 14:30:54 UTC
Tags:
stealer stealc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
virus spam html hype
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 packed packer_detected
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Verdict:
Unknown
Result
Threat name:
Stealc
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
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
Hides threads from debuggers
Machine Learning detection for sample
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:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Spyware.Stealc
Status:
Suspicious
First seen:
2024-11-13 14:12:08 UTC
File Type:
PE (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
cryptbot
Score:
10/10
Tags:
family:amadey family:cryptbot botnet:9c9aa5 credential_access discovery evasion persistence spyware stealer trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies system certificate store
Runs ping.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Windows directory
Enumerates processes with tasklist
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
Looks up external IP address via web service
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Windows security modification
Uses browser remote debugging
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Amadey
Amadey family
CryptBot
Cryptbot family
Detects CryptBot payload
Modifies Windows Defender Real-time Protection settings
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
http://185.215.113.43
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
2984d4847498b335916dac8ee71346f0ead766a689fa03703330d4f27eabdaa0
MD5 hash:
c39943c3508d0dedd51aac2b49cd5fd1
SHA1 hash:
0d2fd2d5046dd7ef3fc67c9055e81ddd900e87fb
Detections:
win_stealc_w0
win_stealc_a0
SH256 hash:
98ff6f733ea3359f94687a21fcdc45298a76fa8eb4f26bb05bebb8a2a2bd11dc
MD5 hash:
177cf931c19b1f4b046ece1d0351584e
SHA1 hash:
8e360997e1bcadc755cc8c159561f54eae40fe15
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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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