MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393. 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

SHA256 hash:	aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393
SHA3-384 hash:	5064fa4cb2edffb53a9b2fb5e98246f2e8de8a827c3a404baa74b2209d34cd74653d70076dcc6d46213702f4270b90cf
SHA1 hash:	9129506ff676c2b620081fb13bc6497f3cbfaf44
MD5 hash:	9bc6892c4e3d73e9fbc8c8764fb3822e
humanhash:	michigan-item-artist-jig
File name:	file
Download:	download sample
Signature	MarsStealer Create hunting rule
File size:	1'856'512 bytes
First seen:	2024-09-30 18:03:14 UTC
Last seen:	2024-09-30 18:03:47 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:G0UGzZejFUfrOkUOM4evlM9HwZmej2eTX/h6Q:GvGyCfH1MROHmTj2IX/hT
Threatray	26 similar samples on MalwareBazaar
TLSH	T1D18533856C4394DAD181B3B5A5851D7BB2B5E0929021AFEEBD0D73A2833BF0C35DD6C4
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

Bitsight

url: http://185.215.113.103/steam/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

420

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-09-30 18:05:22 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/f57476ff-fec2-4982-90ca-300cdbb65f81

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66fae90dc85f12c405da79d5

Tags:

Vmdetect Lien 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/66fae81270ee93675e14a1d1/reports/5c14b651-dacb-4f03-a013-946aa3085d61/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393

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:

Suspicious

Link:

https://analyze.intezer.com/analyses/73d4f9c7-a812-4ac8-8c5c-2f86b45b52b9

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1522893

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

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:

Link:

https://malprob.io/report/aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393/

Threat name:

Win32.Trojan.Stealerc

Status:

Malicious

First seen:

2024-09-30 18:04:05 UTC

File Type:

PE (Exe)

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=v3rls4eeiik56ip4gs2kqhbpv22p7xapbnxxdbyigphiztg7sojq._file

Verdict:

malicious

Label(s):

stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:doma discovery evasion stealer

Link:

https://tria.ge/reports/240930-wnkttsybrr/

Behaviour

Suspicious behavior: EnumeratesProcesses

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Identifies Wine through registry keys

Checks BIOS information in registry

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/a476d09b-da5b-47b5-930f-bdcba6d39a8a

Unpacked files

SH256 hash:

aae009f06c15d0f6b42ddd9c9759ea375c7a9cbc488d95564bb5abcbfa00e39f

MD5 hash:

24fe123ca4f402407704808f4023c618

SHA1 hash:

02af5b3691e0793e794f533e97febd909c3b5741

Detections:

stealc

win_stealc_w0

win_stealc_a0

Link:

https://www.unpac.me/results/ba47793b-a7fb-4b86-9b71-503ab44e8349/

SH256 hash:

aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393

MD5 hash:

9bc6892c4e3d73e9fbc8c8764fb3822e

SHA1 hash:

9129506ff676c2b620081fb13bc6497f3cbfaf44

Link:

https://www.unpac.me/results/ba47793b-a7fb-4b86-9b71-503ab44e8349/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/aee2b9708442/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/aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393

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

exe aee2b970844215df21fc34b4a81c2faeb4ffdc0f0b6f71870833ce8cccdf9393

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

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