MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809. 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


VectorStealer


Vendor detections: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809
SHA3-384 hash: d2e43d4dc7cf14a9085069ccc541654adbf37108c5ffd0925e1cb13f2ac1582193f23e7d55f6ec1784adee62fcfba31e
SHA1 hash: 80a0840b61e1f208cdbb2099ee534d651ac99954
MD5 hash: da2e083338efd944ee70995d8b4954fd
humanhash: four-fillet-wisconsin-jersey
File name:April Order003.lnk
Download: download sample
Signature VectorStealer
Create hunting rule
File size:1'390 bytes
First seen:2023-04-21 06:07:41 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 24:8J/BHYVKVWU+/CWu+Oy+RFPrUMkWh5/mk:8x5auy+RFrHXV
TLSH T13C2103185AF60310D6F2DB396DBAB34189367C59FE529FCC0191928D2824621E4B4F3F
Reporter abuse_ch
Tags:lnk VectorStealer


Avatar
abuse_ch
Payload URL:
https://upload-wefiles.com/download/toba22bbc.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
161
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28759.LnkHeur.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.LNK.PowerShell.Download-1.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26415.PshHeur.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809/results/dashboard
Payload URLs
URL
File name
https://upload-wefiles.com/download/toba22bbc.exe','
LNK File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive masquerade packed powershell
Link:
https://www.filescan.io/uploads/6442284418d40317b854f05a/reports/7f909801-7739-406e-893c-9705ea18baba/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809
Result
Verdict:
MALICIOUS
Details
Hidden Powershell
Detected a pivot to Powershell that utilizes commonly nefarious attributes such as '-windowstyle hidden'.
Result
Threat name:
Vector Stealer
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1218450
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Drops PE files with benign system names
Found malware configuration
Found URL in windows shortcut file (LNK)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Sigma detected: Schedule system process
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to download and execute files (via powershell)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Windows shortcut file (LNK) starts blacklisted processes
Yara detected Costura Assembly Loader
Yara detected Telegram RAT
Yara detected Vector Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 851400 Sample: April_Order003.lnk Startdate: 21/04/2023 Architecture: WINDOWS Score: 100 62 premium251.web-hosting.com 2->62 64 ipinfo.io 2->64 66 discord.com 2->66 76 Found malware configuration 2->76 78 Antivirus detection for URL or domain 2->78 80 Antivirus / Scanner detection for submitted sample 2->80 82 17 other signatures 2->82 9 powershell.exe 14 20 2->9         started        14 cmd.exe 2->14         started        16 cmd.exe 2->16         started        18 4 other processes 2->18 signatures3 process4 dnsIp5 74 upload-wefiles.com 104.21.29.216, 443, 49700 CLOUDFLARENETUS United States 9->74 58 C:\Users\user\AppData\Roamingjemplo.exe, PE32 9->58 dropped 102 Powershell drops PE file 9->102 20 Ejemplo.exe 2 9->20         started        23 conhost.exe 1 9->23         started        25 conhost.exe 14->25         started        27 schtasks.exe 1 14->27         started        29 conhost.exe 16->29         started        31 schtasks.exe 1 16->31         started        33 conhost.exe 18->33         started        35 conhost.exe 18->35         started        37 2 other processes 18->37 file6 signatures7 process8 signatures9 84 Windows shortcut file (LNK) starts blacklisted processes 20->84 86 Multi AV Scanner detection for dropped file 20->86 88 May check the online IP address of the machine 20->88 90 2 other signatures 20->90 39 Ejemplo.exe 15 68 20->39         started        43 cmd.exe 2 20->43         started        45 cmd.exe 2 20->45         started        48 cmd.exe 1 20->48         started        process10 dnsIp11 68 premium251.web-hosting.com 67.223.118.32, 49703, 49706, 49709 VIMRO-AS15189US United States 39->68 70 ipinfo.io 34.117.59.81, 443, 49701, 49704 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 39->70 72 discord.com 162.159.138.232, 443, 49702, 49705 CLOUDFLARENETUS United States 39->72 92 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 39->92 94 Tries to steal Mail credentials (via file / registry access) 39->94 96 Tries to harvest and steal browser information (history, passwords, etc) 39->96 98 Uses schtasks.exe or at.exe to add and modify task schedules 43->98 100 Drops PE files with benign system names 43->100 50 conhost.exe 43->50         started        60 C:\Users\user\AppData\Roaming\...\svchost.exe, PE32 45->60 dropped 52 conhost.exe 45->52         started        54 conhost.exe 48->54         started        56 schtasks.exe 1 48->56         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809/
Threat name:
Shortcut.Downloader.Ploprolo
Create hunting rule
Status:
Malicious
First seen:
2023-04-19 20:34:28 UTC
File Type:
Binary
AV detection:
28 of 37 (75.68%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=osteipfh3ofbbdt3kv2xcasyxjag66s6xubqsrfr5txq3n4q7aeq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection spyware stealer
Link:
https://tria.ge/reports/230421-gvxdwaee36/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Malware Config
Dropper Extraction:
https://upload-wefiles.com/download/toba22bbc.exe
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/74a6443ca7db/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/74a6443ca7db8a108e7b5575710258ba406f7a5ebd030944b1ecef0db790f809

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:Download_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies download artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:Long_RelativePath_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies shortcut (LNK) file with a long relative path. Might be used in an attempt to hide the path.
Rule name:PS_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies PowerShell artefacts in shortcut (LNK) files.
Rule name:SUSP_LNK_PowerShell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to powershell inside an lnk file, which is suspicious
Rule name:SUSP_LNK_SuspiciousCommands
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects LNK file with suspicious content

File information

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

  
URLhaus
https://urlhaus.abuse.ch/url/2615234/

Comments