MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2a5b3f29c9ef00f3c760dbe59726938c4736f0360d0fe3458cbdacfd4e0fc1c1. 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: 18
| SHA256 hash: | 2a5b3f29c9ef00f3c760dbe59726938c4736f0360d0fe3458cbdacfd4e0fc1c1 |
|---|---|
| SHA3-384 hash: | 35474d7f266b46f20c593d4f93931fb8054cebd7e9afcff58f032212aae763a4d1576ece87ce3062a28447fa282db2d4 |
| SHA1 hash: | af419f23e8f30f1ca24e06de3d531740ecec24fc |
| MD5 hash: | 1512831d96d88260a61519766cd32acd |
| humanhash: | potato-earth-beer-carolina |
| File name: | file |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 324'608 bytes |
| First seen: | 2024-09-28 11:39:43 UTC |
| Last seen: | 2024-09-28 14:30:27 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 6144:lqQUEvOmAPr5QiEAYnodJJQ+0Y10rb/n/J1IedhA3aYVbt4pDs1e7XK:lqQvvOmA7dEox0Y10rbP/J9dhANVbWin |
| TLSH | T1846423F9E5C91180F9FE3CBC797180211ADF70248BBB6DBEE8DE88D15A412C564722B5 |
| TrID | 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | exe MarsStealer |
Intelligence
File Origin
# of uploads :
3
# of downloads :
603
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-28 11:40:00 UTC
Tags:
stealer stealc loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
70%
Tags:
Static Micro Virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Launching a process
Creating a file
Сreating synchronization primitives
Connection attempt
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed stealc
Verdict:
Malicious
Labled as:
Malware
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:
Stealc
Verdict:
Malicious
Result
Threat name:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
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)
Writes to foreign memory regions
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Spyware.Stealc
Status:
Malicious
First seen:
2024-09-28 11:40:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 38 (65.79%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
stealc
Result
Malware family:
stealc
Score:
10/10
Tags:
family:stealc botnet:logsdiller1 discovery stealer
Behaviour
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Stealc
Malware Config
C2 Extraction:
http://45.91.201.40
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Unpacked files
SH256 hash:
b01c8ab4038901539029c53f854de03e540f9fa7634b6aa9f3aa6d60132f9050
MD5 hash:
a2bed572772ee78c346025dc074f926c
SHA1 hash:
36a7a0159e5f5f36d749e220ed0e019a5867e077
Detections:
stealc
SH256 hash:
3986363fb8deb6927a153051c4d412001481d4cb60a113261c0e0402238bfef9
MD5 hash:
f5aa858b2cbbb784ca62b8891c9f557e
SHA1 hash:
f45f07667a035a43b06a5f43755e249a67a01f67
SH256 hash:
2a5b3f29c9ef00f3c760dbe59726938c4736f0360d0fe3458cbdacfd4e0fc1c1
MD5 hash:
1512831d96d88260a61519766cd32acd
SHA1 hash:
af419f23e8f30f1ca24e06de3d531740ecec24fc
Malware family:
Stealc
Verdict:
Malicious
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
Dropped by
Privateloader
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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