MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75b35213f5974acc4762dd34e498bc8c0ed702125ade7346a0e50e2e8071d7f7. 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 1 File information Comments

SHA256 hash: 75b35213f5974acc4762dd34e498bc8c0ed702125ade7346a0e50e2e8071d7f7
SHA3-384 hash: e5627d71ea08a5bd2b830b80e431fe03f49ee5c1b506eca51e47d1844f5489d1c1321413dbeb0c89928534ffc93ecb83
SHA1 hash: ba9bcd3f3596fea85f8ddb87904ddcf7e7a8827f
MD5 hash: 58f20c55ee2cc23397569c4a345e92d6
humanhash: india-magnesium-leopard-purple
File name:file
Download: download sample
Signature MarsStealer
File size:1'874'432 bytes
First seen:2024-10-10 09:13:29 UTC
Last seen:2024-10-10 10:30:10 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:zO6h43Hwz/KJoNmFnUAowaT0Q7hx0SDQUZKv8kFm1rT00dJq946kvWjUUnjj1YRN:zO84BJkFd2SDO2s2q66kvWjUKjTr0
TLSH T1808533A23881B777EEF9093106E43959FE3F369ABF7CE9120434F205E551646AB97C80
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:
ID:
1
File name:
f69f1b099abe6b8ec4d6319db86fd01d.exe
Verdict:
Malicious activity
Analysis date:
2024-10-10 08:59:08 UTC
Tags:
amadey botnet stealer opendir loader themida stealc lumma

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Vmdetect Spam
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm 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.Amadey
Status:
Suspicious
First seen:
2024-10-10 09:14:06 UTC
File Type:
PE (Exe)
AV detection:
26 of 38 (68.42%)
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:
e71cc59d0dc492210575d3343fd103a02d97a2bdf32ace382fce267f4fe9746c
MD5 hash:
fb4206f97fbc0f61659c6b8f44c4ba81
SHA1 hash:
33c5bbc091ede33d91cd7568c6e7afdfbb8d01c2
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
75b35213f5974acc4762dd34e498bc8c0ed702125ade7346a0e50e2e8071d7f7
MD5 hash:
58f20c55ee2cc23397569c4a345e92d6
SHA1 hash:
ba9bcd3f3596fea85f8ddb87904ddcf7e7a8827f
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

MarsStealer

Executable exe 75b35213f5974acc4762dd34e498bc8c0ed702125ade7346a0e50e2e8071d7f7

(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