MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 90761262c9ec61d2a8e6de72eeeec48ba96b847332d509e3be357581be133598. 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: | 90761262c9ec61d2a8e6de72eeeec48ba96b847332d509e3be357581be133598 |
|---|---|
| SHA3-384 hash: | 063524620c36169dba35872df8c47b3a1b0c9d04ad959b60b7b94a39125600ffe4af274b06e0e1b2f71360435714f36a |
| SHA1 hash: | 5113b7d6a744a0ff3e63d71723a20b2da7860d0f |
| MD5 hash: | 8d31bdf58fa19b3a8b9ff57b92ed8302 |
| humanhash: | ack-pasta-east-magazine |
| File name: | 8d31bdf5_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 675'840 bytes |
| First seen: | 2021-05-05 08:01:56 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8cf13a6cdfd39eac3417144a40d8b8f9 (1 x VirLock) |
| ssdeep | 12288:HWCd4ruxqIdQQxBY8+CnpfrBeU5w1lxs9APq2l4w6sLIYS9tewZE:HWCKruAkQ0BY8XpfrT53APx6scF9tewe |
| Threatray | 16 similar samples on MalwareBazaar |
| TLSH | 95E4F01D3A4EE13FDBF46373B7997874C399413E6D229C80686878DAD1EC215E8D1A0B |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
69
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
Creating a service
Launching a service
DNS request
Creating a file in the Windows subdirectories
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
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:
2020-05-06 23:57:25 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 6 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
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:
e4e59592f2f2b2864e4ba3ef983667d099f55409c46f5f6a6dc5b46124dfd0da
MD5 hash:
1387f142e50d1c213e8b2c58e1024ba3
SHA1 hash:
a961dba1ff0c974b10d15716db6c1e956b2f4429
SH256 hash:
582f0bbd225bbdf8950e25c97d41229b07dfe86466d529e51d32c985e13d3b07
MD5 hash:
329f0f5393a522f3635958efa599c04f
SHA1 hash:
ee864d9a75ce8db067b5432e48fd8bd684f9079a
SH256 hash:
90761262c9ec61d2a8e6de72eeeec48ba96b847332d509e3be357581be133598
MD5 hash:
8d31bdf58fa19b3a8b9ff57b92ed8302
SHA1 hash:
5113b7d6a744a0ff3e63d71723a20b2da7860d0f
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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