MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18. 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


Glupteba


Vendor detections: 12


Intelligence 12 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18
SHA3-384 hash: e13419f22c5474308bb0fea635f522cd422f45de112712467f58eebb4f7d5f01e6fcf3205c1a3606c5e28599fb88b569
SHA1 hash: be7dca4853a2202ca6a39cea5baf3c6019c48950
MD5 hash: e9803cbb6c6983f66221c2806cb4db29
humanhash: march-nuts-arizona-four
File name:file
Download: download sample
Signature Glupteba
Create hunting rule
File size:11'436'904 bytes
First seen:2023-11-22 01:55:18 UTC
Last seen:2023-11-22 10:44:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 98304:5YyXHUFVhcJu+3gPqajeIef22tXG9su3/IRGL/gCVzcXcbDwelg2RMYKqUrNqEK0:5Yk/0ef2B9L/NcM42RfKqUrNqT0
TLSH T1F1B6C001ABEA8D2EE17F5B71E4D4727B5FFAE5076713EB952044E292B413320AE4113B
TrID 52.3% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
19.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
4.3% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.4% (.SCR) Windows screen saver (13097/50/3)
Reporter andretavare5
Tags:exe Glupteba signed

Code Signing Certificate

Organisation:filego inc
Issuer:filego inc
Algorithm:sha256WithRSAEncryption
Valid from:2023-11-22T00:41:48Z
Valid to:2024-11-22T00:41:48Z
Serial number: 275eed711affa0511c8877b535bc9ce5
Thumbprint Algorithm:SHA256
Thumbprint: e6bfdb5424ced654ed4f3ae9ec7f1731c9c8d9bdd013f5af6a16c350290a3c95
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
andretavare5
Sample downloaded from http://91.92.243.139/files/InstallSetup2.exe

Intelligence

File Origin
# of uploads :
11
# of downloads :
407
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/459634/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILMamut.13029.25947.29153.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Launching a process
Creating a file
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Connecting to a non-recommended domain
Creating a process from a recently created file
Creating a file in the %temp% directory
Creating a window
Searching for synchronization primitives
Creating a file in the %AppData% subdirectories
Searching for the window
Blocking the User Account Control
Forced shutdown of a system process
Query of malicious DNS domain
Sending a TCP request to an infection source
Adding exclusions to Windows Defender
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug greyware overlay packed
Link:
https://www.filescan.io/uploads/655d5fb2b152dfce76fd1441/reports/07a7039f-b2e3-4e50-9074-ae0a34bf6fc1/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILMamut
Link:
https://www.hybrid-analysis.com/sample/4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18
Result
Verdict:
MALICIOUS
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72a03d08-72b9-4091-87ac-98149b8f5a3b
Result
Threat name:
Glupteba, Neoreklami, Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.troj.adwa.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1346194
Signature
.NET source code contains process injector
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Adds extensions / path to Windows Defender exclusion list
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contain functionality to detect virtual machines
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Disables UAC (registry)
Drops script or batch files to the startup folder
Encrypted powershell cmdline option found
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found Tor onion address
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies Group Policy settings
Modifies Windows Defender protection settings
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Drops script at startup location
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 harvest and steal browser information (history, passwords, etc)
Uses cmd line tools excessively to alter registry or file data
Uses schtasks.exe or at.exe to add and modify task schedules
Writes many files with high entropy
Yara detected Generic Downloader
Yara detected Glupteba
Yara detected Neoreklami
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1346194 Sample: file.exe Startdate: 22/11/2023 Architecture: WINDOWS Score: 100 156 Multi AV Scanner detection for domain / URL 2->156 158 Found malware configuration 2->158 160 Malicious sample detected (through community Yara rule) 2->160 162 19 other signatures 2->162 12 file.exe 2 4 2->12         started        15 cmd.exe 2->15         started        17 cmd.exe 2->17         started        19 powershell.exe 2->19         started        process3 signatures4 200 Found many strings related to Crypto-Wallets (likely being stolen) 12->200 202 Adds a directory exclusion to Windows Defender 12->202 204 Disables UAC (registry) 12->204 21 CasPol.exe 15 212 12->21         started        26 powershell.exe 23 12->26         started        28 zuBHdpkmc4YSblO2l9E0XQaA.exe 15->28         started        30 conhost.exe 15->30         started        32 conhost.exe 17->32         started        process5 dnsIp6 150 91.92.243.139 THEZONEBG Bulgaria 21->150 152 107.167.110.216 OPERASOFTWAREUS United States 21->152 154 9 other IPs or domains 21->154 124 C:\Users\...\zQ42IPrKUIyq7oFC9BEUrbKT.exe, PE32 21->124 dropped 126 C:\Users\...\woqx8HAdCvqIlwix3Sp2rhuk.exe, PE32 21->126 dropped 128 C:\Users\...\wSPl4f8n3nsbu1INAMDtvUhE.exe, PE32 21->128 dropped 130 217 other malicious files 21->130 dropped 188 Drops script or batch files to the startup folder 21->188 190 Modifies Windows Defender protection settings 21->190 192 Writes many files with high entropy 21->192 34 h2A5KqBBpRkYfomQI3vWP0co.exe 21->34         started        39 wSPl4f8n3nsbu1INAMDtvUhE.exe 21->39         started        41 Tmm0d2ciTBRalCRfS3J7mpMf.exe 31 21->41         started        47 12 other processes 21->47 43 conhost.exe 26->43         started        194 Detected unpacking (changes PE section rights) 28->194 196 Detected unpacking (overwrites its own PE header) 28->196 45 Broom.exe 30->45         started        file7 signatures8 process9 dnsIp10 138 192.186.7.211 FEDERAL-ONLINE-GROUP-LLCUS United States 34->138 106 C:\Users\user\AppData\Local\Temp\...\Zip.dll, PE32 34->106 dropped 108 C:\Users\user\AppData\Local\...\Checker.dll, PE32 34->108 dropped 116 12 other malicious files 34->116 dropped 168 Query firmware table information (likely to detect VMs) 34->168 170 Creates an undocumented autostart registry key 34->170 172 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 34->172 118 2 other malicious files 39->118 dropped 174 Writes many files with high entropy 39->174 49 Install.exe 39->49         started        140 149.154.167.99 TELEGRAMRU United Kingdom 41->140 142 167.235.143.166 ALBERTSONSUS United States 41->142 120 13 other files (9 malicious) 41->120 dropped 176 Detected unpacking (changes PE section rights) 41->176 178 Detected unpacking (overwrites its own PE header) 41->178 180 Found many strings related to Crypto-Wallets (likely being stolen) 41->180 186 2 other signatures 41->186 144 107.167.110.218 OPERASOFTWAREUS United States 47->144 146 107.167.125.189 OPERASOFTWAREUS United States 47->146 148 4 other IPs or domains 47->148 110 Opera_installer_2311220157238762212.dll, PE32 47->110 dropped 112 Opera_installer_2311220157089575596.dll, PE32 47->112 dropped 114 Opera_installer_2311220157026527924.dll, PE32 47->114 dropped 122 11 other malicious files 47->122 dropped 182 Found Tor onion address 47->182 184 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 47->184 52 YbyZ5jSjR8XjYHaocZS5w5i6.exe 47->52         started        54 YbyZ5jSjR8XjYHaocZS5w5i6.exe 47->54         started        56 YbyZ5jSjR8XjYHaocZS5w5i6.exe 47->56         started        58 6 other processes 47->58 file11 signatures12 process13 file14 90 C:\Users\user\AppData\Local\...\Install.exe, PE32 49->90 dropped 60 Install.exe 49->60         started        92 Opera_installer_2311220157058938136.dll, PE32 52->92 dropped 64 YbyZ5jSjR8XjYHaocZS5w5i6.exe 52->64         started        94 Opera_installer_2311220157030647980.dll, PE32 54->94 dropped 96 Opera_installer_2311220157041438080.dll, PE32 56->96 dropped 98 Opera_installer_2311220157273777012.dll, PE32 58->98 dropped 100 Opera_installer_2311220157135157672.dll, PE32 58->100 dropped 102 Opera_installer_2311220157127377420.dll, PE32 58->102 dropped 104 C:\Users\user\AppData\Local\...\Install.exe, PE32 58->104 dropped process15 file16 132 C:\Users\user\AppData\Local\...\cKAEsmP.exe, PE32 60->132 dropped 134 C:\Windows\System32behaviorgraphroupPolicy\gpt.ini, ASCII 60->134 dropped 206 Uses schtasks.exe or at.exe to add and modify task schedules 60->206 208 Modifies Windows Defender protection settings 60->208 210 Adds extensions / path to Windows Defender exclusion list 60->210 212 Modifies Group Policy settings 60->212 66 forfiles.exe 60->66         started        69 forfiles.exe 60->69         started        71 schtasks.exe 60->71         started        136 Opera_installer_2311220157083087184.dll, PE32 64->136 dropped signatures17 process18 signatures19 164 Modifies Windows Defender protection settings 66->164 166 Adds extensions / path to Windows Defender exclusion list 66->166 73 cmd.exe 66->73         started        76 conhost.exe 66->76         started        78 cmd.exe 69->78         started        80 conhost.exe 69->80         started        82 conhost.exe 71->82         started        process20 signatures21 84 reg.exe 73->84         started        198 Uses cmd line tools excessively to alter registry or file data 78->198 86 reg.exe 78->86         started        88 reg.exe 78->88         started        process22
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18/
Threat name:
ByteCode-MSIL.Trojan.Amadey
Create hunting rule
Status:
Malicious
First seen:
2023-11-22 01:56:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=imu3dxvpizzrydt2kxsmvgw256tnvkpy6yavzdwoelpopbejrqma._file
Verdict:
malicious
Result
Malware family:
gozi
Create hunting rule
Score:
  10/10
Tags:
family:glupteba family:gozi discovery dropper evasion isfb loader persistence rootkit spyware stealer trojan upx
Link:
https://tria.ge/reports/231122-ccn8bsad9z/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Uses Task Scheduler COM API
NSIS installer
Enumerates physical storage devices
Checks for VirtualBox DLLs, possible anti-VM trick
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks installed software on the system
Checks whether UAC is enabled
Enumerates connected drives
Legitimate hosting services abused for malware hosting/C2
Manipulates WinMon driver.
Manipulates WinMonFS driver.
Checks BIOS information in registry
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Registers COM server for autorun
UPX packed file
Windows security modification
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Windows Firewall
Possible attempt to disable PatchGuard
Modifies boot configuration data using bcdedit
Glupteba
Glupteba payload
Modifies Windows Defender Real-time Protection settings
UAC bypass
Windows security bypass
Gathering data
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4329b1deaf46/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/4329b1deaf46731c0e7a55e4ca9adaefa6daa9f8f6015c8ece22dee784898c18

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:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
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:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/2730658/
Cape
Cape
https://www.capesandbox.com/analysis/459634/

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