MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4b1b5c9701099601062f1fadc81992eb6c61a6c864a29c6c68be8fd927ef32cb. 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: 7
| SHA256 hash: | 4b1b5c9701099601062f1fadc81992eb6c61a6c864a29c6c68be8fd927ef32cb |
|---|---|
| SHA3-384 hash: | 23a66a613505512c45f08655b107a69fee507748c7119d129d33d264c31fdc7fb2d75cc30b5ab402bd67ee85a974a581 |
| SHA1 hash: | c11e1d62e5e2e418f285fea5171a63fbe2e00e27 |
| MD5 hash: | 70aaccf24961e6002fdbe6de7a356ceb |
| humanhash: | alpha-diet-golf-pluto |
| File name: | 70aaccf2_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 1'595'904 bytes |
| First seen: | 2021-05-05 09:04:33 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 6626ce66d94d28a10d7cb425f091cacd (1 x VirLock) |
| ssdeep | 49152:27diRu75oa2Qjyh4TxBzXeWcR86k1bjyZ:2IuoNQWF86k1bW |
| Threatray | 95 similar samples on MalwareBazaar |
| TLSH | 6B75026B4A507BBAD2E069F1B4C3A48E0628C16DF7F9C50511BD3A819BA3FF7119B0C5 |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Zeus
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Creating a process from a recently created file
Creating a service
Launching a service
Creating a file in the Windows subdirectories
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Sending a UDP request
Running batch commands
Deleting a recently created file
Launching a process
Creating a process with a hidden window
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:
2020-05-07 01:31:29 UTC
AV detection:
47 of 48 (97.92%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 85 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
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
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:
674ee222f2b861c329ff0acac80f3e7f1a2c817ff791e27b3f78a5946f208904
MD5 hash:
4f176bfd330c1d84164e6abe6f7abbdf
SHA1 hash:
2b17feaf36589fc4b723254afe3051c0fe87ec5f
SH256 hash:
70fe6588b32b87768d84ea9056c1517407d7c3e298c943afbf796298885ea21d
MD5 hash:
13021a91637304e9e8b96792d3be4fd0
SHA1 hash:
7244b715bd6e55d84c978b523fca8ea6ab3e5cbe
SH256 hash:
4b1b5c9701099601062f1fadc81992eb6c61a6c864a29c6c68be8fd927ef32cb
MD5 hash:
70aaccf24961e6002fdbe6de7a356ceb
SHA1 hash:
c11e1d62e5e2e418f285fea5171a63fbe2e00e27
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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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