MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c31b55dad459662e001ecdb87112184a31241a406e4820a649378f11ea5f4828. 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
MarsStealer
Vendor detections: 16
| SHA256 hash: | c31b55dad459662e001ecdb87112184a31241a406e4820a649378f11ea5f4828 |
|---|---|
| SHA3-384 hash: | 5e1fcfa8953c642751d506d4910dfa8a957db0cb591dba196e13be19959e9293898db34ff617b8597e7fbb0ecd9f20e2 |
| SHA1 hash: | 511eb23c7b3c0023b278a969936d2b474c18d2fb |
| MD5 hash: | 0fc58c9cbc6526870098d8f40a0a32b8 |
| humanhash: | montana-harry-violet-double |
| File name: | file |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 1'839'616 bytes |
| First seen: | 2024-10-17 22:41:46 UTC |
| Last seen: | 2024-10-17 22:42:54 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 24576:4GOKWASUq9ALA1RdfOLveVuQNxIuzyRV3+sFBloo9t9oto5BTTKPBarD01:7tfiPVuwxInRFAov9otoUi01 |
| Threatray | 1 similar samples on MalwareBazaar |
| TLSH | T1C08533480FE55993EE5F48B26DAE825877E04D0485C1F32BDD78A97C098F26DD0AC7CA |
| 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 MarsStealer |
Intelligence
File Origin
# of uploads :
20
# of downloads :
386
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-17 22:46:57 UTC
Tags:
stealer stealc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
Exploit Spam Hype Onli
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed
Verdict:
Malicious
Labled as:
Trojan.Generic
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
Result
Threat name:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.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
Found many strings related to Crypto-Wallets (likely being stolen)
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)
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:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Stealerc
Status:
Malicious
First seen:
2024-10-17 22:42:12 UTC
File Type:
PE (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
stealc
Result
Malware family:
stealc
Score:
10/10
Tags:
family:stealc botnet:doma credential_access discovery evasion spyware stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Checks BIOS information in registry
Identifies Wine through registry keys
Loads dropped DLL
Reads data files stored by FTP clients
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Malware Config
C2 Extraction:
http://185.215.113.37
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
177eca5aa4fa06477bd638f24c08ee3bead7d8005e41275b94aa31f8464e2ffa
MD5 hash:
9f43d9546f42ac985494e20b9bb71768
SHA1 hash:
ecefb967fc5a9d59a79895876dc9503f1fd3ca36
Detections:
stealc
win_stealc_w0
win_stealc_a0
detect_Mars_Stealer
SH256 hash:
c31b55dad459662e001ecdb87112184a31241a406e4820a649378f11ea5f4828
MD5 hash:
0fc58c9cbc6526870098d8f40a0a32b8
SHA1 hash:
511eb23c7b3c0023b278a969936d2b474c18d2fb
Malware family:
Stealc
Verdict:
Malicious
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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