MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc. 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: 17


Intelligence 17 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc
SHA3-384 hash: 6e7186149ef6c05f2f88dde2749c2574f0294e8501430c6a9d6c3419228c6f32dd2df39c51b6e735ec69a232e43f5efe
SHA1 hash: a887e4453d10b80859f0d8e6b8c5dcdc86140949
MD5 hash: fb736c61598ff32032e63d91e1e0cf71
humanhash: mississippi-monkey-maine-nevada
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:2'115'072 bytes
First seen:2024-11-07 23:55:04 UTC
Last seen:2024-11-08 01:28:13 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 49152:7rYfTp7RtZGwLJhZIh5vLo1xl0nc0UHTXE2B:7Sd30wVhZIjLo1xVdzXN
TLSH T1D1A5336F3EBF1A6AEC1801B6EFB8C612764C8126C467850119E74FB445F3FAEA56D009
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://185.215.113.16/steam/random.exe

Intelligence

File Origin
# of uploads :
28
# of downloads :
411
Origin country :
US US
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-07 23:58:51 UTC
Tags:
lumma stealer possible-phishing loader stealc themida amadey botnet
Link:
https://app.any.run/tasks/04b1b7e7-7b49-4ba3-a6e0-7b4d5790c940

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.BackdoorX-gen.3648.24476.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672d5394a5bee3c9d42ba50f
Tags:
backdoor exploit spam hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Creating a file
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 packed packer_detected
Link:
https://www.filescan.io/uploads/672d5394d0fb63ce72e873b3/reports/6129b738-ffe1-495a-96c3-39c053e74b9f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/eafe0309-ecfa-451f-917f-0caa1d46bc13
Result
Threat name:
Amadey, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1551694
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Drops PE files to the document folder of the user
Drops PE files to the user root directory
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for sample
Monitors registry run keys for changes
PE file contains section with special chars
Potentially malicious time measurement code found
Sample uses string decryption to hide its real strings
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 Amadeys stealer DLL
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1551694 Sample: file.exe Startdate: 08/11/2024 Architecture: WINDOWS Score: 100 83 Suricata IDS alerts for network traffic 2->83 85 Found malware configuration 2->85 87 Antivirus detection for URL or domain 2->87 89 10 other signatures 2->89 8 file.exe 38 2->8         started        13 skotes.exe 2->13         started        15 skotes.exe 2->15         started        17 msedge.exe 113 383 2->17         started        process3 dnsIp4 59 185.215.113.16, 49856, 80 WHOLESALECONNECTIONSNL Portugal 8->59 61 185.215.113.206, 49706, 49750, 49836 WHOLESALECONNECTIONSNL Portugal 8->61 63 127.0.0.1 unknown unknown 8->63 51 C:\Users\user\DocumentsIIEBAFCBKF.exe, PE32 8->51 dropped 53 C:\ProgramData\nss3.dll, PE32 8->53 dropped 55 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 8->55 dropped 57 12 other files (none is malicious) 8->57 dropped 101 Detected unpacking (changes PE section rights) 8->101 103 Attempt to bypass Chrome Application-Bound Encryption 8->103 105 Drops PE files to the document folder of the user 8->105 119 8 other signatures 8->119 19 cmd.exe 8->19         started        21 msedge.exe 2 10 8->21         started        24 chrome.exe 8 8->24         started        107 Tries to detect sandboxes and other dynamic analysis tools (window names) 13->107 109 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 13->109 111 Tries to evade debugger and weak emulator (self modifying code) 13->111 65 185.215.113.43, 51838, 80 WHOLESALECONNECTIONSNL Portugal 15->65 113 Hides threads from debuggers 15->113 115 Tries to detect sandboxes / dynamic malware analysis system (registry check) 15->115 117 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 15->117 27 msedge.exe 17->27         started        29 msedge.exe 17->29         started        31 msedge.exe 17->31         started        33 msedge.exe 17->33         started        file5 signatures6 process7 dnsIp8 35 DocumentsIIEBAFCBKF.exe 19->35         started        39 conhost.exe 19->39         started        99 Monitors registry run keys for changes 21->99 41 msedge.exe 21->41         started        67 192.168.2.5, 443, 49706, 49713 unknown unknown 24->67 69 239.255.255.250 unknown Reserved 24->69 43 chrome.exe 24->43         started        71 23.218.232.186, 443, 51836, 51837 RAYA-ASEG United States 27->71 73 13.107.246.57, 443, 49839, 49840 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 27->73 75 9 other IPs or domains 27->75 signatures9 process10 dnsIp11 49 C:\Users\user\AppData\Local\...\skotes.exe, PE32 35->49 dropped 91 Detected unpacking (changes PE section rights) 35->91 93 Tries to evade debugger and weak emulator (self modifying code) 35->93 95 Tries to detect virtualization through RDTSC time measurements 35->95 97 4 other signatures 35->97 46 skotes.exe 35->46         started        77 play.google.com 172.217.23.110, 443, 49741, 49752 GOOGLEUS United States 43->77 79 www.google.com 216.58.206.36, 443, 49713, 49714 GOOGLEUS United States 43->79 81 2 other IPs or domains 43->81 file12 signatures13 process14 signatures15 121 Hides threads from debuggers 46->121 123 Tries to detect sandboxes / dynamic malware analysis system (registry check) 46->123 125 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 46->125
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-11-07 23:56:11 UTC
File Type:
PE (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=guilzfneiequlylvj6jrre5o7tybw4h7l2lznosl7jt66cvsy7oa._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:tale credential_access discovery evasion spyware stealer
Link:
https://tria.ge/reports/241107-3y1flazmc1/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Program crash
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks BIOS information in registry
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of web browsers
Uses browser remote debugging
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Stealc family
Malware Config
C2 Extraction:
http://185.215.113.206
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b9381335-b49d-4745-b500-53722534dcae
Unpacked files
SH256 hash:
81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
MD5 hash:
eda18948a989176f4eebb175ce806255
SHA1 hash:
ff22a3d5f5fb705137f233c36622c79eab995897
Link:
https://www.unpac.me/results/2da73fd9-b6ac-4869-8bc2-add5e22c6202/
SH256 hash:
d7358f8311350ea5be87c808771be47d5d77ff550a40a30a31ddc24136cefde8
MD5 hash:
d74aa25e496e0b99848c4a808616dce1
SHA1 hash:
ca34f514ac0d85f73adc09c14e87815e392271e3
Detections:
stealc
Create hunting rule
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
detect_Mars_Stealer
Create hunting rule
Link:
https://www.unpac.me/results/2da73fd9-b6ac-4869-8bc2-add5e22c6202/
SH256 hash:
3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc
MD5 hash:
fb736c61598ff32032e63d91e1e0cf71
SHA1 hash:
a887e4453d10b80859f0d8e6b8c5dcdc86140949
Link:
https://www.unpac.me/results/2da73fd9-b6ac-4869-8bc2-add5e22c6202/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3510bc95a441/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc

File information

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

Web download

MarsStealer

Executable exe 3510bc95a4412145e1754f931893aefcf01b70ff5e9796ba4bfa67ef0ab2c7dc

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3079150/
  
URLhaus
https://urlhaus.abuse.ch/url/3273391/

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