MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aee2dcc810b97f1bd7809146f7f33887e806561329c0b6288ecb1d315e4f6740. 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: aee2dcc810b97f1bd7809146f7f33887e806561329c0b6288ecb1d315e4f6740
SHA3-384 hash: 1d1243372aa4f6f5cdf6dc6b95b3d558bfac9d7b69c919638991a567d69fc9ca4ae41cdcfe1bedbddcbf304296cc4d4c
SHA1 hash: daf603434b49d4bf2866a3f53069845f05130fcb
MD5 hash: 2436f5bc4146385648a72a27897ab578
humanhash: muppet-eight-tennis-hotel
File name:file
Download: download sample
Signature MarsStealer
File size:1'795'072 bytes
First seen:2024-09-11 07:07:20 UTC
Last seen:2024-09-11 07:15:22 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:GgeQlF4+kLpUneDsY4UkgvFpPFINtkSI6ZlLC8yvoSCXocu:/dc+kqn9U77ePXIqlyU
TLSH T17985334F3EA9D056D586CA30D0D22721235C689B0B6EC773281C3A055EBDE5B56ADCFC
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 :
3
# of downloads :
419
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-11 07:08:55 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Infostealer Network Stealth
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:
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
Multi AV Scanner detection for domain / URL
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)
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.Stealerc
Status:
Malicious
First seen:
2024-09-11 07:08:05 UTC
File Type:
PE (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:rave 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://185.215.113.103
Unpacked files
SH256 hash:
5086ba98f79290f0ec0e5881776852b80d29a44dd6515e18c1fe6a6040d9c40a
MD5 hash:
5730468ae2148b52853f5ed0566d66e3
SHA1 hash:
c1fb020bdc700c2a80e2e20e1b583ffba19a520b
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
aee2dcc810b97f1bd7809146f7f33887e806561329c0b6288ecb1d315e4f6740
MD5 hash:
2436f5bc4146385648a72a27897ab578
SHA1 hash:
daf603434b49d4bf2866a3f53069845f05130fcb
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 aee2dcc810b97f1bd7809146f7f33887e806561329c0b6288ecb1d315e4f6740

(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