MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b0958153acff5f589cd8512cd4ae101f72a8b8170094c4521ae07c88439896a. 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


Intelligence 16 IOCs YARA File information Comments

SHA256 hash: 3b0958153acff5f589cd8512cd4ae101f72a8b8170094c4521ae07c88439896a
SHA3-384 hash: f4dc63a57eb99901847d075ec76b7cf6e6c510fffa63961518d32765824cb25f429c5417e2d6a0730058d9f9b2318c6c
SHA1 hash: f99f84f1006726e0e7b2e4d0c0718fe5491e1982
MD5 hash: 6f344b6b31d87728b6b9b54ea1ae937c
humanhash: mike-purple-oregon-california
File name:file
Download: download sample
Signature MarsStealer
File size:1'808'896 bytes
First seen:2024-09-28 04:00:16 UTC
Last seen:2024-09-28 04:34:51 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 24576:51EbD6pqhI1aF4shDhbMyTOMnfFbqpcKR0IN5ljKRCBvmhAs6KE67zEbZ20:5aJhN42hVXfcq2PbKRCshArK9CZ
TLSH T13E8533775F225F93C0A96EB0484EAB0A6DBDBBE0FCD28F61659462142835D9C1334C7E
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


Avatar
Bitsight
url: http://185.215.113.103/steam/random.exe

Intelligence


File Origin
# of uploads :
8
# of downloads :
521
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-28 04:01:18 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.9%
Tags:
Infostealer Network Stealth Spam Tori Hype Onli
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
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 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:
Threat name:
Win32.Spyware.Stealc
Status:
Suspicious
First seen:
2024-09-28 04:01:12 UTC
File Type:
PE (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:save discovery evasion stealer
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://185.215.113.37
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
7168f23519815303f2ded72e623c9de451f1f9376436199ba5429fdd18e0ae7b
MD5 hash:
80a15eb36125f6fe51803708750d1a50
SHA1 hash:
9f2d8ae640a594041d8d6a88a163c1f1a137547d
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
3b0958153acff5f589cd8512cd4ae101f72a8b8170094c4521ae07c88439896a
MD5 hash:
6f344b6b31d87728b6b9b54ea1ae937c
SHA1 hash:
f99f84f1006726e0e7b2e4d0c0718fe5491e1982
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

MarsStealer

Executable exe 3b0958153acff5f589cd8512cd4ae101f72a8b8170094c4521ae07c88439896a

(this sample)

  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments