MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e7405d930169d6015a7fc2bd3029120d54dc08d08959a3169bb82c25f6f3c5b2. 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 5 File information Comments

SHA256 hash: e7405d930169d6015a7fc2bd3029120d54dc08d08959a3169bb82c25f6f3c5b2
SHA3-384 hash: 3ce54c90853fb3f7b11c57791c162f703efdeebfec760afa8d6c4b413aef14aba5354891fc12fc23bc676bb08c990756
SHA1 hash: ccbc55163dc5676aa93b97b180191b7602520553
MD5 hash: 4ecd6dbe721d617118284cd00a992dfa
humanhash: summer-helium-double-hamper
File name:file
Download: download sample
Signature MarsStealer
File size:201'728 bytes
First seen:2024-08-20 07:42:41 UTC
Last seen:2024-08-20 08:21:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 6144:23LJFbUN8QdOEGXAx9uBLq/5WtgXpWywNNO:2Dy8EGXAxPBHWywO
TLSH T14B14121535F51A9BEF7A7370F430B0CB2A51F6131E23C58A025E19EB9F25A66CC12AF1
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)
Reporter Bitsight
Tags:exe MarsStealer


Avatar
Bitsight
url: http://31.41.244.11/steam/random.exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
443
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-08-20 07:43:42 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
70%
Tags:
Static
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
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:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Writes to foreign memory regions
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.StealC
Status:
Malicious
First seen:
2024-08-20 07:43:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:nord discovery stealer
Behaviour
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Stealc
Malware Config
C2 Extraction:
http://185.215.113.100
Unpacked files
SH256 hash:
bb6b16910a44ae7bd5fda3378b9888f4b37849d2b86ac3260af990b3b566c6fa
MD5 hash:
3df4d0ee10c4b97945152a37a68f1a84
SHA1 hash:
835fea622a93f8eb63e3c497c695a9be4a03848e
Detections:
stealc
SH256 hash:
e7405d930169d6015a7fc2bd3029120d54dc08d08959a3169bb82c25f6f3c5b2
MD5 hash:
4ecd6dbe721d617118284cd00a992dfa
SHA1 hash:
ccbc55163dc5676aa93b97b180191b7602520553
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: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

MarsStealer

Executable exe e7405d930169d6015a7fc2bd3029120d54dc08d08959a3169bb82c25f6f3c5b2

(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 (GUARD_CF)high

Comments