MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e38fca044a2b4f90b18d375819fe7d1c27d1f462c5775a08f612d713495d3ca. 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: 8e38fca044a2b4f90b18d375819fe7d1c27d1f462c5775a08f612d713495d3ca
SHA3-384 hash: 9e88278017e7716624bf5b1acd2075a9d96a932bc46d319c54bb61ee41ab1f2b31388694422dd5f64dd360c9df93dc3f
SHA1 hash: c370b23316b08224e4257cdc58939030f2a10a06
MD5 hash: 19ff94a75f32d5e4e062da238435e984
humanhash: failed-nitrogen-fix-artist
File name:file
Download: download sample
Signature MarsStealer
File size:1'860'608 bytes
First seen:2024-10-07 13:01:49 UTC
Last seen:2024-10-07 13:10:56 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 49152:8Fci7EMs++1dd+PtpbOuX8jgMGRTWfK1ZYvD:WYL++1fStpC8KgDteD
Threatray 1 similar samples on MalwareBazaar
TLSH T1A18533F63B33A072D5884334D8BEBB6E96B22D888DFF50115720977066673D8639BE41
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 :
10
# of downloads :
379
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-07 13:04:07 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:
Small Spam 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
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
Multi AV Scanner detection for submitted file
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.Trojan.Stealerc
Status:
Malicious
First seen:
2024-10-07 13:02:12 UTC
File Type:
PE (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:doma 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:
Malicious
Tags:
stealc
YARA:
n/a
Unpacked files
SH256 hash:
39f8d53e9f39751b88591a774712349357acc5664e021ec91d6bea820abf4998
MD5 hash:
e2132853e11a7cde81333e5634166316
SHA1 hash:
fbbb89f714e6ff10e2dfc19b9723ed30017ce652
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
8e38fca044a2b4f90b18d375819fe7d1c27d1f462c5775a08f612d713495d3ca
MD5 hash:
19ff94a75f32d5e4e062da238435e984
SHA1 hash:
c370b23316b08224e4257cdc58939030f2a10a06
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 8e38fca044a2b4f90b18d375819fe7d1c27d1f462c5775a08f612d713495d3ca

(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