MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8926a917f30b552fa4aa51861c526754c8033c286526a2fb95ed7663fbd690ab. 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
VirLock
Vendor detections: 6
| SHA256 hash: | 8926a917f30b552fa4aa51861c526754c8033c286526a2fb95ed7663fbd690ab |
|---|---|
| SHA3-384 hash: | bf27d1245d4e271ff096ae3821497ec9be64a8134b5e234e25ec09c124f1429ed1bed5838f1cd34ea11847954c11a13e |
| SHA1 hash: | 9c36844f869d0fed859c19bb703e94c28666f463 |
| MD5 hash: | 21d1798f78e03ec9b22bbfa782116934 |
| humanhash: | moon-one-sierra-lithium |
| File name: | 21d1798f_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 637'440 bytes |
| First seen: | 2021-05-05 08:03:54 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 21364b67c848f5e159cd578b6adf620b (1 x VirLock) |
| ssdeep | 12288:M89Im0oNe99paDSDqzQKehuxsj3jKQqYoxp:j948aaDSeMKk8sj+Qq3xp |
| Threatray | 27 similar samples on MalwareBazaar |
| TLSH | 10D4E0E7B642255DC1D8CA3A42E1484CA6335741317814D77F8E223ABA7C74CAE3A77B |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Creating a process from a recently created file
DNS request
Creating a service
Launching a service
Creating a file in the Windows subdirectories
Creating a file in the %temp% directory
Running batch commands
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Sending an HTTP GET request
Searching for the window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Enabling autorun
Brute forcing passwords of local accounts
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.
Threat name:
Win32.Ransomware.VirLock
Status:
Malicious
First seen:
2021-05-05 08:04:16 UTC
AV detection:
45 of 47 (95.74%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 17 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
evasion persistence ransomware spyware stealer trojan
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Adds Run key to start application
Checks whether UAC is enabled
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Modifies extensions of user files
Modifies WinLogon for persistence
Modifies visibility of file extensions in Explorer
UAC bypass
Unpacked files
SH256 hash:
2f8730effd622257dbccdd7b607deb6220f7bb78344955cdb5579bab5e0a57ec
MD5 hash:
a6d8086fb9005f85fd47b9b8e15ff5f6
SHA1 hash:
603c2376767264fef33ef0e43afc74a3cf51dcf4
SH256 hash:
8926a917f30b552fa4aa51861c526754c8033c286526a2fb95ed7663fbd690ab
MD5 hash:
21d1798f78e03ec9b22bbfa782116934
SHA1 hash:
9c36844f869d0fed859c19bb703e94c28666f463
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
VirLock
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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