MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307. 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


Stealc


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307
SHA3-384 hash: 51068ad958d90be70ed41ea404b120040ac7ad2e00dcd9e2d93ff42af7c52a256a08e52fbddda9b20180df00468f07ef
SHA1 hash: f7f38f6684c1a2eec575f6011098c0bcfd6dc46e
MD5 hash: 1a2c352f4d5134ba2f90e7c7bdfd002b
humanhash: speaker-echo-glucose-mars
File name:1a2c352f4d5134ba2f90e7c7bdfd002b.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:286'208 bytes
First seen:2023-11-27 08:40:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bf239f08d0ec234f337a28373e606928 (4 x Stealc, 2 x Smoke Loader, 1 x Vidar)
ssdeep 3072:jwm9LOpl7ugrk5s5EoMJUSr5UGpN4EhwiQ8VnYmLPHoxrO7bR:j59yp1/C8ArBpN4EhVfn9HomR
TLSH T1D254E64382F17D45EA768B728F2F86EC772EF1909E59B7691218DE1F14B1072C2A3B11
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0008cc8a8289c180 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://florianhabeler.icu/3886d2276f6914c4.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
312
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/460546/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware lolbin shell32
Link:
https://www.filescan.io/uploads/6564561f2efa450749a8ae27/reports/c9cd43dc-1172-4572-9017-56b98551c9e8/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b869870c-0295-451c-aa8d-7ed0499930c0
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1348343
Signature
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)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307/
Threat name:
Win32.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2023-11-27 07:19:52 UTC
File Type:
PE (Exe)
Extracted files:
68
AV detection:
30 of 37 (81.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6mwl75eylvra4rtcu7mqfscz4di6hiqmfyebapqyveh5fmwqmdq._file
Verdict:
malicious
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Link:
https://tria.ge/reports/231127-klfasafd21/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://florianhabeler.icu
Unpacked files
SH256 hash:
172bd2c26ed2836f7844d0a8d85691a4bce0a077b6f6ed786ceb42bd3a41ed98
MD5 hash:
bcc8b43b908614d087373eb9c53669a3
SHA1 hash:
4c335c78b004d749ac6e8990364988d3d6e116ca
Detections:
stealc
Create hunting rule
win_stealc_a0
Create hunting rule
win_stealc_bytecodes_oct_2023
Create hunting rule
Link:
https://www.unpac.me/results/90d2d8c1-7b34-4ad2-b52a-71002be8aff0/
Parent samples :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 hash:
4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307
MD5 hash:
1a2c352f4d5134ba2f90e7c7bdfd002b
SHA1 hash:
f7f38f6684c1a2eec575f6011098c0bcfd6dc46e
Link:
https://www.unpac.me/results/90d2d8c1-7b34-4ad2-b52a-71002be8aff0/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4f9965ffa4c2/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/4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 4f9965ffa4c2eb107233153ec81642cf068f1d1061704081f0c5487e95968307

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2735157/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/460546/

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