MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21558bfc700970d50d5bd91e9908582e17660279c2250e16fd45aef1f68ea6e9. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21558bfc700970d50d5bd91e9908582e17660279c2250e16fd45aef1f68ea6e9
SHA3-384 hash: c61d5a5d9e9d071ff6b63c26f933b45befe2a8fc76538257be721e68cc0c6ced9b18b4dfeb95d40d2e9eff0d232866db
SHA1 hash: d1ced42f619c5b4cc60951bd25287154974d3bff
MD5 hash: 9466d6ac58ac215fb36794ce3f06a4e7
humanhash: three-lamp-william-spaghetti
File name:AviraPhantomVPN.exe
Download: download sample
File size:29'975'368 bytes
First seen:2023-04-06 12:33:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e569e6f445d32ba23766ad67d1e3787f (263 x Adware.Generic, 41 x RecordBreaker, 24 x RedLineStealer)
ssdeep 786432:zVVBHkKlbCkSxZhF9fplSYL7CuNS43ZfFI:zzB5lOj9LplbG6JFI
Threatray 42 similar samples on MalwareBazaar
TLSH T12E67332BF26860FED5AE4A3505728250893B7FE1686A4C1907FC790CFFF24611E3B656
TrID 58.5% (.EXE) Inno Setup installer (109740/4/30)
22.1% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
5.6% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
2.4% (.EXE) Win32 Executable (generic) (4505/5/1)
dhash icon ecaaccb0687171b2
Reporter tcains1
Tags:exe signed

Code Signing Certificate

Organisation:Morar.net
Issuer:Morar.net
Algorithm:sha256WithRSAEncryption
Valid from:2023-04-01T12:50:01Z
Valid to:2024-04-01T13:10:01Z
Serial number: 41a904d8cd2425984ca948bdd2493cb3
Thumbprint Algorithm:SHA256
Thumbprint: c28bb527f6a164c85788ea52fd2521af41549a01db83a391ab741d9c9efcc5ed
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
318
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://www.one-click.cc/download/AviraPhantomVPN_pass1234.zip
Verdict:
Malicious activity
Analysis date:
2023-04-06 12:26:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/81a7f18e-ee17-450e-a191-6cf4ec423650

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/76819/overview
Behaviour
MalwareBazaar
CheckNumberOfProcessor
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
installer overlay packed setupapi.dll shell32.dll threat
Link:
https://www.filescan.io/uploads/642ebc3c05400511cafb49e8/reports/e6417f2d-8cc2-4b1e-a134-41b9a832cce8/overview
Verdict:
Malicious
Labled as:
Malware/Generic
Link:
https://www.hybrid-analysis.com/sample/21558bfc700970d50d5bd91e9908582e17660279c2250e16fd45aef1f68ea6e9
Result
Verdict:
MALICIOUS
Result
Threat name:
Unknown
Detection:
suspicious
Classification:
evad.troj
Score:
36 / 100
Link:
https://www.joesandbox.com/analysis/1209667
Signature
Encrypted powershell cmdline option found
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
PE file contains section with special chars
Potential dropper URLs found in powershell memory
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 842582 Sample: AviraPhantomVPN.exe Startdate: 06/04/2023 Architecture: WINDOWS Score: 36 34 Multi AV Scanner detection for dropped file 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 PE file contains section with special chars 2->38 40 Potential dropper URLs found in powershell memory 2->40 8 AviraPhantomVPN.exe 2 2->8         started        process3 file4 24 C:\Users\user\AppData\...\AviraPhantomVPN.tmp, PE32 8->24 dropped 42 Obfuscated command line found 8->42 12 AviraPhantomVPN.tmp 5 48 8->12         started        signatures5 process6 file7 26 C:\Users\user\AppData\Local\...\is-AQA73.tmp, PE32+ 12->26 dropped 28 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 12->28 dropped 30 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 12->30 dropped 32 7 other files (5 malicious) 12->32 dropped 15 cmd.exe 1 12->15         started        process8 signatures9 44 Encrypted powershell cmdline option found 15->44 18 powershell.exe 21 15->18         started        20 powershell.exe 21 15->20         started        22 conhost.exe 15->22         started        process10
Gathering data
Threat name:
Win32.PUA.Puamson
Create hunting rule
Status:
Malicious
First seen:
2023-04-02 13:46:07 UTC
File Type:
PE (Exe)
Extracted files:
628
AV detection:
15 of 37 (40.54%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=efkyx7dqbfynkdk33epjsccyfylwmatzyisq4fx5iwxpd5uou3uq._file
Verdict:
unknown
Similar samples:
3dff7ec382a12eb1b4765c5e0927bcb9d7f34461dfd113cbc51fbb1aa0a33761
51e2f8828f5bea99031076c4c566cb051b1e73d3dd8e1347077adcd1ae6fd6c7
69a22a0c352f37433ae833dcffed41e1b6d6c5aeefe6167aa4e0be3fe2f07e07
8f2ff0367f882b4ba4f7d29d4e919bebad0c48519d245305af9a791e5b450a17
bc92ac427770e9d3e2e12ed5f25d1a8d92c43f6342b675f6e1d2ec70b86601fe
f388fde192c9233fde404cdf139894b3506bba91dc87261e6ccd341e4e30d14a
+ 32 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
bootkit discovery evasion persistence trojan
Link:
https://tria.ge/reports/230406-prr9raeh5z/
Behaviour
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks whether UAC is enabled
Writes to the Master Boot Record (MBR)
Checks BIOS information in registry
Executes dropped EXE
Loads dropped DLL
Identifies VirtualBox via ACPI registry values (likely anti-VM)
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/21558bfc700970d50d5bd91e9908582e17660279c2250e16fd45aef1f68ea6e9

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:INDICATOR_SUSPICIOUS_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables containing artifcats associated with disabling Widnows Defender
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Web download

Executable exe 21558bfc700970d50d5bd91e9908582e17660279c2250e16fd45aef1f68ea6e9

(this sample)

  
Delivery method
Distributed via web download

Comments