MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0. 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


BlankGrabber


Vendor detections: 15


Intelligence 15 IOCs YARA 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0
SHA3-384 hash: 8d28ab0e291fdfe54815e647069833dd66df1ee1c06a478f2f209be7e922a117a74f3a6670f60b9104750994e5f6fb71
SHA1 hash: e7e32ac117f873e352cda292efec0d37f9a5d92d
MD5 hash: cb317894aeb05bd6645f45bb9f41be2a
humanhash: speaker-hawaii-lake-fanta
File name:uncext.exe
Download: download sample
Signature BlankGrabber
Create hunting rule
File size:7'134'988 bytes
First seen:2025-11-12 12:23:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash dcaf48c1f10b0efa0a4472200f3850ed (51 x BlankGrabber, 26 x Efimer, 22 x NetSupport)
ssdeep 196608:KKuWiWDOYjJlpZstQoS9Hf12VKXEOysC2VZ:jpVBpGt7G/MXOymZ
TLSH T1CE76331472A449F6F4B3917CCCC2A80ADF77B8545F40C6EB43A003666F67AE14E3A75A
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
dhash icon 69c9e969c92922e4 (1 x BlankGrabber)
Reporter burger
Tags:BlankGrabber exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
uncext.exe
Verdict:
Malicious activity
Analysis date:
2025-11-12 12:23:25 UTC
Tags:
blankgrabber uac anti-evasion python evasion stealer auto-startup screenshot discord susp-powershell
Link:
https://app.any.run/tasks/b32f66a7-5351-458d-a888-e4626836d598

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/37711/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69147c3c28ddbbca4d8d59e3
Tags:
autorun shell virus sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Creating a window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
DNS request
Launching a process
Connection attempt
Loading a suspicious library
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Sending an HTTP GET request
Creating a file
Sending a custom TCP request
Reading critical registry keys
Launching the process to change network settings
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crypt dxcap expand expired-cert installer-heuristic invalid-signature lolbin microsoft_visual_cc overlay overlay packed packed pyinstaller signed
Link:
https://www.filescan.io/uploads/69147c7033abde90e9289cae/reports/5df4f714-3d13-472c-a1e5-f6c6153c204a/overview
Verdict:
Malicious
Labled as:
Znyonm.A.EF4F7523;Generic.Znyonm.B.Generic
Link:
https://www.hybrid-analysis.com/sample/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-11-12T09:29:00Z UTC
Last seen:
2025-11-14T00:52:00Z UTC
Hits:
~10
Detections:
Trojan-Spy.Win32.Agent.dffz Trojan-PSW.Python.Blank.sb HEUR:Trojan-PSW.Python.Blank.gen Trojan.Win32.Agent.sb Trojan.Python.Agent.gen Trojan-PSW.Win32.Greedy.sb Trojan-PSW.Win32.Disco.sb Trojan-PSW.MSIL.Stealer.sb Trojan.Script.Poweliks.sb PDM:Trojan.Win32.Generic VHO:Trojan-Spy.Win32.Agent.gen Trojan.Win32.Poweliks.a Trojan.Win32.Dizemp.sb
Link:
https://opentip.kaspersky.com/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/3cc34401-5087-42f2-bc11-731c25ce605c
Result
Threat name:
Blank Grabber
Create hunting rule
Detection:
malicious
Classification:
rans.troj.adwa.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1812598
Signature
Adds a directory exclusion to Windows Defender
AI detected suspicious PE digital signature
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Check if machine is in data center or colocation facility
Encrypted powershell cmdline option found
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found pyInstaller with non standard icon
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Modifies Windows Defender protection settings
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Removes signatures from Windows Defender
Sigma detected: Capture Wi-Fi password
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Powershell Defender Disable Scan Feature
Sigma detected: Rar Usage with Password and Compression Level
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Sigma detected: Suspicious Encoded PowerShell Command Line
Sigma detected: Suspicious PowerShell Encoded Command Patterns
Sigma detected: Suspicious Startup Folder Persistence
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal WLAN passwords
Tries to steal Crypto Currency Wallets
Uses cmd line tools excessively to alter registry or file data
Uses netsh to modify the Windows network and firewall settings
Uses WMIC command to query system information (often done to detect virtual machines)
Writes or reads registry keys via WMI
Yara detected Blank Grabber
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1812598 Sample: uncext.exe Startdate: 12/11/2025 Architecture: WINDOWS Score: 100 67 ip-api.com 2->67 69 discord.com 2->69 71 2 other IPs or domains 2->71 85 Found malware configuration 2->85 87 Sigma detected: Capture Wi-Fi password 2->87 89 Multi AV Scanner detection for submitted file 2->89 91 13 other signatures 2->91 11 uncext.exe 62 2->11         started        signatures3 process4 file5 55 C:\Users\user\AppData\Local\Temp\...\rar.exe, PE32+ 11->55 dropped 57 C:\Users\user\AppData\Local\...\rarreg.key, ASCII 11->57 dropped 59 C:\Users\user\AppData\...\unicodedata.pyd, PE32+ 11->59 dropped 61 56 other files (none is malicious) 11->61 dropped 113 Modifies Windows Defender protection settings 11->113 115 Adds a directory exclusion to Windows Defender 11->115 117 Tries to harvest and steal WLAN passwords 11->117 119 3 other signatures 11->119 15 uncext.exe 1 87 11->15         started        signatures6 process7 dnsIp8 73 ip-api.com 208.95.112.1, 49708, 49711, 80 TUT-ASUS United States 15->73 75 discord.com 162.159.137.232, 443, 49712 CLOUDFLARENETUS United States 15->75 77 Found many strings related to Crypto-Wallets (likely being stolen) 15->77 79 Tries to harvest and steal browser information (history, passwords, etc) 15->79 81 Modifies Windows Defender protection settings 15->81 83 7 other signatures 15->83 19 cmd.exe 1 15->19         started        22 cmd.exe 1 15->22         started        24 cmd.exe 15->24         started        26 35 other processes 15->26 signatures9 process10 signatures11 93 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 19->93 95 Suspicious powershell command line found 19->95 97 Uses cmd line tools excessively to alter registry or file data 19->97 111 2 other signatures 19->111 28 powershell.exe 23 19->28         started        31 conhost.exe 19->31         started        99 Modifies Windows Defender protection settings 22->99 101 Removes signatures from Windows Defender 22->101 33 powershell.exe 22->33         started        43 2 other processes 22->43 103 Uses WMIC command to query system information (often done to detect virtual machines) 24->103 35 WMIC.exe 24->35         started        37 conhost.exe 24->37         started        105 Encrypted powershell cmdline option found 26->105 107 Adds a directory exclusion to Windows Defender 26->107 109 Tries to harvest and steal WLAN passwords 26->109 39 getmac.exe 26->39         started        41 powershell.exe 26->41         started        45 68 other processes 26->45 process12 file13 121 Loading BitLocker PowerShell Module 28->121 123 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 35->123 125 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 39->125 127 Writes or reads registry keys via WMI 39->127 63 C:\Users\user\AppData\Local\Temp\hd3ly.zip, RAR 45->63 dropped 65 C:\Users\user\AppData\...\duiqzfm0.cmdline, Unicode 45->65 dropped 48 csc.exe 45->48         started        signatures14 process15 file16 53 C:\Users\user\AppData\Local\...\duiqzfm0.dll, PE32 48->53 dropped 51 cvtres.exe 48->51         started        process17
Score:
94%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/cb317894aeb05bd6645f45bb9f41be2a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0/
Verdict:
Malicious
Threat:
Family.BLANKGRABBER
Link:
https://tip.neiki.dev/file/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-11-12 12:23:33 UTC
File Type:
PE+ (Exe)
Extracted files:
569
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hew6tg73tqvpv5rs7d2tdhstnyev4osfrwnozjtlnsohblkdw7ya._file
Verdict:
Malicious
Tags:
External_IP_Lookup
YARA:
n/a
Link:
https://app.threat.zone/submission/f315c9fe-15d3-4766-957b-85d26f872626
Unpacked files
SH256 hash:
392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0
MD5 hash:
cb317894aeb05bd6645f45bb9f41be2a
SHA1 hash:
e7e32ac117f873e352cda292efec0d37f9a5d92d
Link:
https://www.unpac.me/results/4bb422ab-a9c2-4050-84d5-fcc03b224c46/
Malware family:
BlankGrabber
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/392de99bfb9c/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/392de99bfb9c2afaf632f8f5319e536e095e3a458d9aeca66b6c9c70ad43b7f0

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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Detect_PyInstaller
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PyInstaller compiled executables across platforms
Rule name:Emotet
Create hunting rule
Author:kevoreilly
Description:Emotet Payload
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:upx_largefile
Create hunting rule
Author:k3nr9
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:WHIRLPOOL_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for WhirlPool constants

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/37711/

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