MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8bc63380429f0d4476b62f4e52eca341094f21d326f82535d61a5a5035840a89. 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: 8bc63380429f0d4476b62f4e52eca341094f21d326f82535d61a5a5035840a89
SHA3-384 hash: 07eedc7c332a624a3c395bf465cb7ae273b8441d3191340269dc2d691eca826426e59fd98cc637134a0a551f89ccfd7c
SHA1 hash: 8aeb79c1357013ae448e4365786b3352d5436b11
MD5 hash: 3c4a472bba3dee50286e154336b9643e
humanhash: jig-yellow-lion-white
File name:file
Download: download sample
Signature MarsStealer
File size:1'852'928 bytes
First seen:2024-10-10 18:23:30 UTC
Last seen:2024-10-10 19:23:42 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 49152:97I11HeczEVCS/LBjkb5V1lvQX74JYYEdsRmSD1:97I11VzEw2LB4FVXYL4JqswU
Threatray 717 similar samples on MalwareBazaar
TLSH T12385333DE9221D65EA67DB70DCA1DE3C95B4117DCA248B2F5A79C31A341A220F1213FA
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 :
14
# of downloads :
451
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-10 18:29:42 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
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
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.Generic
Status:
Malicious
First seen:
2024-10-10 18:24:08 UTC
File Type:
PE (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  2/5
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:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8965df8e60b4b0c4b7a038eadeb57adaf645afc85c9e6065597e4990bfd1b973
MD5 hash:
ded0bec2f88423f42a4e9d692d5ebdf0
SHA1 hash:
95cd4e779cceb6342aa9cf5aca08606960c06fcb
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
8bc63380429f0d4476b62f4e52eca341094f21d326f82535d61a5a5035840a89
MD5 hash:
3c4a472bba3dee50286e154336b9643e
SHA1 hash:
8aeb79c1357013ae448e4365786b3352d5436b11
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 8bc63380429f0d4476b62f4e52eca341094f21d326f82535d61a5a5035840a89

(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

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