MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea41afe1be37de9c442137760437720ce6df59cf446fe7173d4854dd091d106c. 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: 14


Intelligence 14 IOCs YARA File information Comments

SHA256 hash: ea41afe1be37de9c442137760437720ce6df59cf446fe7173d4854dd091d106c
SHA3-384 hash: 1848f51e50d194255bb0197946ec95c8db73a9e530bec3155ef5fecd00ed1ea60706bca738ee9add14bf41f1637576a1
SHA1 hash: 69a873a91cae44f4eb0082241eb0cdcd8c473e2f
MD5 hash: 432965dc9dc484c4f195dac64c9635ea
humanhash: cup-jersey-lactose-mountain
File name:file
Download: download sample
Signature MarsStealer
File size:1'848'320 bytes
First seen:2024-09-03 21:20:10 UTC
Last seen:2024-09-03 22:14:28 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:VMo+mKd8MIo5h+AB6yf9A8fZ/ITF/35s:V9+e2EABX9A8xh
TLSH T1708533568EE7C52BD9FF1EF33AAF902275B0DD1799698918BA27E6B481C3F5400C3204
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://31.41.244.11/steam/random.exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
386
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-03 21:24:25 UTC
Tags:
stealer stealc loader themida

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Infostealer
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
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:
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:
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2024-09-03 21:21:06 UTC
File Type:
PE (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Verdict:
unknown
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:leva 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://185.215.113.100
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
fb4529a65fba30faf73bb290d764edc7d4a07e00665e1bf9a57f0ee9256d1938
MD5 hash:
e19475649d498ab73cb48b0ddec45bf3
SHA1 hash:
ae626d4e99f5c99637b13894dc44b9f3a3204bb4
SH256 hash:
ea41afe1be37de9c442137760437720ce6df59cf446fe7173d4854dd091d106c
MD5 hash:
432965dc9dc484c4f195dac64c9635ea
SHA1 hash:
69a873a91cae44f4eb0082241eb0cdcd8c473e2f
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 ea41afe1be37de9c442137760437720ce6df59cf446fe7173d4854dd091d106c

(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