MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863
SHA3-384 hash: af072afce8c486ee58294c1f2dd4ed12fe24d687a92334883251a16afe9bbca10266e9750d493a5f55d99db99aa10256
SHA1 hash: a588fbde21ac7335c3b516db6ccaa783eb2a088c
MD5 hash: 2ff9d81435c7d755cb5a6b975ed50ce6
humanhash: saturn-idaho-bacon-triple
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:1'866'752 bytes
First seen:2024-09-27 07:49:15 UTC
Last seen:2024-09-27 08:24:19 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 49152:3L6UJ+CvbLTUB/Ju064gkHtzFhOAnnFrDDd:3HwgXAJ64gkHJF4SHd
TLSH T1418533B07125853CD0192EF8D9EA7491ECD094248E86F32B63D4E53DEA1B17EF9268F4
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://185.215.113.103/steam/random.exe

Intelligence

File Origin
# of uploads :
7
# of downloads :
405
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-27 07:52:19 UTC
Tags:
stealer stealc
Link:
https://app.any.run/tasks/7051bddd-602a-4933-a052-f09dab7b5836

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.1950.5940.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f663ad4b14762f6212365b
Tags:
Infostealer Network Stealth Vmdetect Spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
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:
anti-vm microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66f663aeb9237cd7319b0dae/reports/3b46f686-322b-4902-9ec1-d05a5318aa14/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863
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:
StrelaStealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b80189ad-4ddd-48d1-9987-a90d5032be66
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1520374
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
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
Hides threads from debuggers
Machine Learning detection for sample
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)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863/
Threat name:
Win32.Trojan.Stealerc
Create hunting rule
Status:
Malicious
First seen:
2024-09-27 07:48:50 UTC
File Type:
PE (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cyxfe6qzpgos2owosxfdcxv2d75a7vh5h2wci6rgwqjbeaz3fbrq._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:save discovery evasion stealer
Link:
https://tria.ge/reports/240927-jn9rqsvfkh/
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://185.215.113.37
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/223e4bf0-61b0-4be5-a910-e60e06a1e201
Unpacked files
SH256 hash:
4e379a8af4f99f531d86dfe23ddb94cc3cb0a6f1a5bf17d9cc10fd64b11f5d46
MD5 hash:
f04a2c33357edfc7eed90cde83c93dc2
SHA1 hash:
bbe3c71ee1b36163062cedc3e00bd82d71275746
Detections:
stealc
Create hunting rule
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
Link:
https://www.unpac.me/results/04862261-90cf-456c-9dcb-13a73c1eefff/
SH256 hash:
162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863
MD5 hash:
2ff9d81435c7d755cb5a6b975ed50ce6
SHA1 hash:
a588fbde21ac7335c3b516db6ccaa783eb2a088c
Link:
https://www.unpac.me/results/04862261-90cf-456c-9dcb-13a73c1eefff/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/162e527a1979/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/162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863

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
Create hunting rule
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 162e527a19799d2d3ace95ca315eba1ffa0fd4fd3eac247a26b41212033b2863

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3184622/
  
URLhaus
https://urlhaus.abuse.ch/url/3171133/
  
URLhaus
https://urlhaus.abuse.ch/url/3184548/
  
URLhaus
https://urlhaus.abuse.ch/url/3184620/
  
URLhaus
https://urlhaus.abuse.ch/url/3182950/

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