MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73fcf604cacbac2efdc4ac94249aa6fd93cd3f90905bef190114e135a1fbc35a. 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: 6


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

SHA256 hash: 73fcf604cacbac2efdc4ac94249aa6fd93cd3f90905bef190114e135a1fbc35a
SHA3-384 hash: 6fa7657481972cd18848e2f7378a7d470c157e3e3fd4a7dedc8baeb31b1586e9baacaf7a7397843bd2952d2a5ef9bde4
SHA1 hash: 9cab1d51c01a545c60c82ebd083aad831de5e688
MD5 hash: 5735a3e1b3133b0422634f603fe70bfd
humanhash: zebra-two-social-alanine
File name:app.exe
Download: download sample
Signature Glupteba
Create hunting rule
File size:4'078'592 bytes
First seen:2020-08-11 15:44:25 UTC
Last seen:2020-08-11 16:59:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 06f5ec454f1f4a48e890189544947295 (1 x Glupteba)
ssdeep 98304:xQ/65UpmPk2RfRcFlWZFpOJYLU0sYDAFNOVkpbvxIr+ATd+:x35UpvFuFpO4HrDAFEVkV5h4d+
TLSH 1A16331635E1C432F52625366035CD700FBABCA554329A5F5ACA2BBE2F34BD2E938335
Reporter James_inthe_box
Tags:exe Glupteba

Intelligence

File Origin
# of uploads :
4
# of downloads :
1'163
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/43582/
Detection(s):
SecuriteInfo.com.FileRepMalware.5286.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Launching the default Windows debugger (dwwin.exe)
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
Creating a file
DNS request
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
Unauthorized injection to a recently created process
Enabling autorun for a service
Adding exclusions to Windows Defender
Enabling autorun by creating a file
Result
Threat name:
Glupteba
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/419549
Signature
Changes security center settings (notifications, updates, antivirus, firewall)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found Tor onion address
Machine Learning detection for sample
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Glupteba
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 262135 Sample: app.exe Startdate: 12/08/2020 Architecture: WINDOWS Score: 80 33 gfixprice.space 2->33 35 easywbdesign.com 2->35 37 3 other IPs or domains 2->37 43 Yara detected Glupteba 2->43 45 Machine Learning detection for sample 2->45 47 Found Tor onion address 2->47 49 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->49 7 app.exe 19 2->7         started        10 svchost.exe 2->10         started        12 svchost.exe 2->12         started        15 5 other processes 2->15 signatures3 process4 dnsIp5 51 Detected unpacking (changes PE section rights) 7->51 53 Detected unpacking (overwrites its own PE header) 7->53 17 WerFault.exe 7->17         started        19 WerFault.exe 7->19         started        21 WerFault.exe 7->21         started        29 11 other processes 7->29 55 Changes security center settings (notifications, updates, antivirus, firewall) 10->55 39 192.168.2.1 unknown unknown 12->39 23 WerFault.exe 12->23         started        25 WerFault.exe 12->25         started        27 WerFault.exe 12->27         started        31 11 other processes 12->31 41 127.0.0.1 unknown unknown 15->41 signatures6 process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/73fcf604cacbac2efdc4ac94249aa6fd93cd3f90905bef190114e135a1fbc35a/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 14:47:16 UTC
File Type:
PE (Exe)
Extracted files:
34
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=op6pmbgkzowc57oevskcjgvg7wj42p4qsbn66gibctqtlip3ynna._file
Verdict:
unknown
Result
Malware family:
n/a
Score:
  10/10
Tags:
upx evasion trojan discovery persistence
Link:
https://tria.ge/reports/200811-adrg9k5c42/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Windows directory
Launches sc.exe
Drops file in Windows directory
Launches sc.exe
Modifies service
Adds Run key to start application
Checks installed software on the system
JavaScript code in executable
Adds Run key to start application
Checks installed software on the system
Loads dropped DLL
Windows security modification
Loads dropped DLL
Windows security modification
Drops file in Drivers directory
Executes dropped EXE
Modifies Windows Firewall
UPX packed file
Drops file in Drivers directory
Executes dropped EXE
Modifies Windows Firewall
UPX packed file
Modifies boot configuration data using bcdedit
Modifies boot configuration data using bcdedit
Windows security bypass
Suspicious use of NtCreateUserProcessOtherParentProcess
Windows security bypass
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/73fcf604cacbac2efdc4ac94249aa6fd93cd3f90905bef190114e135a1fbc35a

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/43582/
  
URLhaus
https://urlhaus.abuse.ch/url/429527/
  
URLhaus
https://urlhaus.abuse.ch/url/429529/

Comments