MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3f2d5af3b57931be8c05661de3659f4cc9d8bd2d6efbcf38fee848c2f5d8dc43. 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
| SHA256 hash: | 3f2d5af3b57931be8c05661de3659f4cc9d8bd2d6efbcf38fee848c2f5d8dc43 |
|---|---|
| SHA3-384 hash: | 480b6c24baf2067b23137342754988f26a565226fce3dab511c0dc5ce9c5d917c7ebb3928d6a20188421ee5c66d1e90f |
| SHA1 hash: | 9bc1249502db9a6329d93a2ef97e0796ba1f7cbf |
| MD5 hash: | abfb46309850473209297227c1d02850 |
| humanhash: | wisconsin-oregon-twenty-cup |
| File name: | Ninite Everything Google Earth KeePass 2 NVDA Installer.exe |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 444'416 bytes |
| First seen: | 2023-09-20 00:11:32 UTC |
| Last seen: | 2023-09-20 00:34:58 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:aN446F9dJGKYodZ/UbxJA5+dmMOiMhG1cx+WzA2VeF:J4gMA |
| Threatray | 129 similar samples on MalwareBazaar |
| TLSH | T15A9438243DEA5019B173EF6A4BE875EADA6FB7733B03646D1090038A4723A81DDD153E |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  stealerkiller |
| Tags: | 32 exe MarsStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
334
Origin country :
GBVendor Threat Intelligence
Malware family:
arkei
ID:
1
File name:
Ninite Everything Google Earth KeePass 2 NVDA Installer.exe
Verdict:
Malicious activity
Analysis date:
2023-09-20 00:12:50 UTC
Tags:
arkei opendir
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Searching for the window
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
MSIL.Binder.Generic
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.
Malware family:
Oski Stealer
Verdict:
Malicious
Result
Threat name:
Mars Stealer, Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Found evasive API chain (may stop execution after checking computer name)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
PE file has nameless sections
Sample uses string decryption to hide its real strings
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Mars stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Znyonm
Status:
Malicious
First seen:
2023-09-20 00:12:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 119 additional samples on MalwareBazaar
Result
Malware family:
marsstealer
Score:
10/10
Tags:
family:marsstealer botnet:default stealer
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Executes dropped EXE
Mars Stealer
Malware Config
C2 Extraction:
151.236.218.158/wp-content/log.php
Unpacked files
SH256 hash:
903967f5e33ecf6087f5e888692c1f0df9a29910eef7a58991a9d22e17407bd8
MD5 hash:
3fb7ab8689c761a4e8e620fb6534085f
SHA1 hash:
ea2b4bb26c14072a38d44d3c87f408e0d8f7fef7
SH256 hash:
87b612c65d8ced1f7a0cf7f3205e4df2301f0770523c303e1587cebfb0d5ae45
MD5 hash:
15ad9af87269ba6cab40f62a6b42ff5f
SHA1 hash:
f93cb9a8e5f36a92989beae58bf057a887eec138
SH256 hash:
3f2d5af3b57931be8c05661de3659f4cc9d8bd2d6efbcf38fee848c2f5d8dc43
MD5 hash:
abfb46309850473209297227c1d02850
SHA1 hash:
9bc1249502db9a6329d93a2ef97e0796ba1f7cbf
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropping
MarsStealer
Delivery method
Distributed via web download
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