MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718. 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: 16


Intelligence 16 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718
SHA3-384 hash: fd7ee82ad2e7e146025729e192e0ca00799d3b9904df049910131bd6f3e433432e71b37eb4de3374ed3fc1115c228188
SHA1 hash: 930741a2683d583bc217d51758099dc7aee25824
MD5 hash: 71784e18f7a3a6f1210831515d6735e3
humanhash: four-mexico-july-jupiter
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:337'408 bytes
First seen:2023-11-18 20:39:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3242d51635de9ebbe73621144633f042 (2 x Smoke Loader, 1 x Stealc, 1 x Tofsee)
ssdeep 3072:E9xA1H7umhWVSpDXY/AM1DGSH/fqTODmsvPEjQdU2RerVmbp80C:YAymhRpc/JEugOyiPt4rVm3
TLSH T1DF741A2352E13D58FA664B728F2FC6E8760FF1708E5A776932188A2F14B0176D16F712
TrID 45.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.4% (.EXE) Win64 Executable (generic) (10523/12/4)
9.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.6% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0020108000101000 (1 x Stealc)
Reporter andretavare5
Tags:exe Stealc


Avatar
andretavare5
Sample downloaded from http://194.49.94.48/timeSync.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
353
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
New Text Document.bin.exe
Verdict:
Malicious activity
Analysis date:
2023-11-18 18:01:57 UTC
Tags:
stealer vidar stealc loader lumma marsstealer arkei opendir redline risepro raccoon recordbreaker hijackloader amadey botnet formbook xloader agenttesla evasion miner systembc proxy metasploit autoit gcleaner trojan lokibot privateloader spyware smoke xworm remote onlylogger dcrat rat asyncrat
Link:
https://app.any.run/tasks/507e328b-2e18-45c7-b9f5-8e6aecf8a371

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/459082/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/65592123b7d38bd7aca8038e/reports/c64fdfdc-cf82-49e2-b769-6112398553cc/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718
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/c5ee57b1-2738-468c-99db-7b48917689cc
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1344597
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 Crypto Currency Wallets
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/a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-11-18 18:02:38 UTC
File Type:
PE (Exe)
Extracted files:
57
AV detection:
27 of 37 (72.97%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ur5y6dsbpb6vmhws3wsy7ashoyhgzqbg2pb2oxu63xtvfn4qu4ma._file
Verdict:
malicious
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Link:
https://tria.ge/reports/231118-zfvkvaff27/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://giuliotoro.icu
Unpacked files
SH256 hash:
360bcd142b1f909ef2a031c605055841a704edeedd6e8937f0b6cedf812e44ef
MD5 hash:
89cdc9c17a2639aec8c81d7ce471e78c
SHA1 hash:
a98e990a19ddb88f2a8d8d9394ca76334e4fcd04
Detections:
stealc
Create hunting rule
win_stealc_bytecodes_oct_2023
Create hunting rule
Link:
https://www.unpac.me/results/dbce63be-97ba-49b9-8e08-0efcfee8ab25/
Parent samples :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 hash:
a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718
MD5 hash:
71784e18f7a3a6f1210831515d6735e3
SHA1 hash:
930741a2683d583bc217d51758099dc7aee25824
Link:
https://www.unpac.me/results/dbce63be-97ba-49b9-8e08-0efcfee8ab25/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a47b8f0e4178/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/a47b8f0e41787d561ed2dda58f8247760e6cc026d3c3a75e9edde752b790a718

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

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
  
URLhaus
https://urlhaus.abuse.ch/url/2728025/
Cape
Cape
https://www.capesandbox.com/analysis/459082/

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