MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f23c0e1a0bfa1a936d4f96e69ee609430b99ee89819c7cf26aeade4411135f22. 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: 7


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: f23c0e1a0bfa1a936d4f96e69ee609430b99ee89819c7cf26aeade4411135f22
SHA3-384 hash: 884e0d837ee103d0acc9d15a27112198f07aa85a5ed89fcbf93ca91fbe249eb46dc322f64af57c2368d51087a48f1757
SHA1 hash: c3e6ef821bbb80c492e9b569d2e7b6b9712b7295
MD5 hash: 704de8357a7be7f6015a6ea8329d96d9
humanhash: ohio-hydrogen-iowa-ink
File name:704de8357a7be7f6015a6ea8329d96d9.exe
Download: download sample
Signature Glupteba
File size:3'963'904 bytes
First seen:2020-12-04 19:28:53 UTC
Last seen:2020-12-04 21:48:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 0902c1264cf4cd0b106a5af943da2953 (1 x Glupteba)
ssdeep 98304:RhRDcOT3/8F8IdaZELLDIOtacROSaHoNt9W:W+EF8SAALLtauaId
Threatray 60 similar samples on MalwareBazaar
TLSH F8063326F1A28174E6140439417A6D80237BBD715FF211D723B01FAD7A79EE1AB7EB80
Reporter abuse_ch
Tags:exe Glupteba

Intelligence


File Origin
# of uploads :
2
# of downloads :
993
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Using the Windows Management Instrumentation requests
Launching a service
Running batch commands
Creating a process with a hidden window
Launching the process to change the firewall settings
Creating a file in the Windows subdirectories
Creating a process from a recently created file
DNS request
Creating a file
Launching a process
Sending a custom TCP request
Creating a file in the %temp% subdirectories
Moving a file to the %temp% subdirectory
Replacing files
Connection attempt
Moving a file to the system32 directory
Deleting a recently created file
Creating a file in the drivers directory
Creating a service
Loading a system driver
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Adding exclusions to Windows Defender
Enabling autorun by creating a file
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.
Result
Threat name:
Glupteba
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Changes security center settings (notifications, updates, antivirus, firewall)
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in the system32 config directory
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found Tor onion address
Installs VirtualBox drivers
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample is not signed and drops a device driver
Sigma detected: Schedule CERTUTIL windows binary
Sigma detected: Suspicious Certutil Command
Sigma detected: System File Execution Location Anomaly
Submitted sample is a known malware sample
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses bcdedit to modify the Windows boot settings
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Glupteba
Yara detected VBox Vulnerable Driver
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 327094 Sample: K4THUpcxOE.exe Startdate: 04/12/2020 Architecture: WINDOWS Score: 100 84 easywbdesign.com 2->84 96 Antivirus detection for URL or domain 2->96 98 Antivirus detection for dropped file 2->98 100 Antivirus / Scanner detection for submitted sample 2->100 102 16 other signatures 2->102 10 K4THUpcxOE.exe 19 2->10         started        13 cmd.exe 2->13         started        15 svchost.exe 2->15         started        17 13 other processes 2->17 signatures3 process4 dnsIp5 120 Detected unpacking (changes PE section rights) 10->120 122 Detected unpacking (overwrites its own PE header) 10->122 124 Drops PE files with benign system names 10->124 20 K4THUpcxOE.exe 11 2 10->20         started        24 certutil.exe 13->24         started        27 conhost.exe 13->27         started        126 Changes security center settings (notifications, updates, antivirus, firewall) 15->126 80 127.0.0.1 unknown unknown 17->80 82 192.168.2.1 unknown unknown 17->82 29 csrss.exe 17->29         started        31 csrss.exe 17->31         started        33 csrss.exe 17->33         started        signatures6 process7 dnsIp8 64 C:\Windows\rss\csrss.exe, PE32 20->64 dropped 104 Drops executables to the windows directory (C:\Windows) and starts them 20->104 106 Creates an autostart registry key pointing to binary in C:\Windows 20->106 35 csrss.exe 4 4 20->35         started        40 cmd.exe 1 20->40         started        92 104.31.82.101, 443, 49735, 49736 CLOUDFLARENETUS United States 24->92 94 misterysnith.com 24->94 66 C:\Windows\System32\config\...\app[1].exe, PE32 24->66 dropped 68 C:\...\FAE64188BDE469674E2EDC7510854B77, PE32 24->68 dropped 70 C:\Users\user\AppData\Local\...\scheduled.exe, PE32 24->70 dropped 108 System process connects to network (likely due to code injection or exploit) 24->108 110 Creates files in the system32 config directory 24->110 file9 signatures10 process11 dnsIp12 86 misterysnith.com 172.67.144.231, 443, 49734 CLOUDFLARENETUS United States 35->86 88 easywbdesign.com 35->88 90 2 other IPs or domains 35->90 72 C:\Windows\System32\drivers\Winmon.sys, PE32+ 35->72 dropped 74 C:\Users\user\AppData\Local\...\patch.exe, PE32+ 35->74 dropped 76 C:\Users\user\AppData\Local\...\dsefix.exe, PE32+ 35->76 dropped 112 Antivirus detection for dropped file 35->112 114 Multi AV Scanner detection for dropped file 35->114 116 Detected unpacking (changes PE section rights) 35->116 118 4 other signatures 35->118 42 dsefix.exe 35->42         started        46 patch.exe 35->46         started        48 bcdedit.exe 6 1 35->48         started        54 2 other processes 35->54 50 netsh.exe 3 40->50         started        52 conhost.exe 40->52         started        file13 signatures14 process15 file16 78 C:\Windows\System32\drivers\VBoxDrv.sys, PE32+ 42->78 dropped 128 Antivirus detection for dropped file 42->128 130 Multi AV Scanner detection for dropped file 42->130 132 Submitted sample is a known malware sample 42->132 136 2 other signatures 42->136 56 conhost.exe 42->56         started        58 conhost.exe 48->58         started        134 Creates files in the system32 config directory 50->134 60 conhost.exe 54->60         started        62 conhost.exe 54->62         started        signatures17 process18
Threat name:
Win32.Trojan.Glupteba
Status:
Malicious
First seen:
2020-12-04 04:52:24 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery evasion persistence trojan upx
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Launches sc.exe
Adds Run key to start application
Checks installed software on the system
JavaScript code in executable
Loads dropped DLL
Windows security modification
Drops file in Drivers directory
Executes dropped EXE
Modifies Windows Firewall
UPX packed file
Modifies boot configuration data using bcdedit
Windows security bypass
Suspicious use of NtCreateUserProcessOtherParentProcess
Unpacked files
SH256 hash:
f23c0e1a0bfa1a936d4f96e69ee609430b99ee89819c7cf26aeade4411135f22
MD5 hash:
704de8357a7be7f6015a6ea8329d96d9
SHA1 hash:
c3e6ef821bbb80c492e9b569d2e7b6b9712b7295
SH256 hash:
71e5c93ca50b23d87bb941e6acdf6589f19cbdd6c0d79faca99273b1a408e8d9
MD5 hash:
289b9d6ef8c308a1b0c354469a3aca1d
SHA1 hash:
3ff638ef11ec2c849f820168d9bcf0cd1bd59d77
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Glupteba

Executable exe f23c0e1a0bfa1a936d4f96e69ee609430b99ee89819c7cf26aeade4411135f22

(this sample)

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