MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39917b97b330137a020c19ba7049cce5a7f580f7847b9ce9fbe1f137bf77dcfc. 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: 5
| SHA256 hash: | 39917b97b330137a020c19ba7049cce5a7f580f7847b9ce9fbe1f137bf77dcfc |
|---|---|
| SHA3-384 hash: | 4168901e006b674e4d4a4941f7227015ba696b4d8bf381f12ec3f483d6556781cf27f2202e009918bd64339d458ac295 |
| SHA1 hash: | cd93aed53473367a57e17880f5406852a51e3ae8 |
| MD5 hash: | ed8f13d10c8e27143a385478b333d856 |
| humanhash: | pennsylvania-rugby-pip-don |
| File name: | ed8f13d1_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 1'462'272 bytes |
| First seen: | 2021-05-05 09:07:37 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 1e0eaaa52782f1629d70564205424e40 (1 x VirLock) |
| ssdeep | 24576:g8AXaEZ7eHCmCq+YkXdAtOO9+UwQifBrLeCk7IPO2+lgnT4LRlN8/feYE1fNFg8J:gNLFK+YEe+UwvdaCLakkLOj+k8J |
| Threatray | 131 similar samples on MalwareBazaar |
| TLSH | 1765F1865EBDB48CD32A663573C9379E902F8FDBDB8336135219582574CCCB210EB668 |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Creating a file
Creating a process from a recently created file
Creating a service
Launching a service
DNS request
Searching for the window
Sending an HTTP GET request
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
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 01:19:11 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 121 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:
6ebb15b565c96c331e058072fac57a1cee4eace245ac9b0d93679d7430223504
MD5 hash:
b44b8cae8a7e376b8c38e1604457ce0a
SHA1 hash:
e1c3a2812dbaaec16eca532724f98e12a988a77e
SH256 hash:
3c47b48ac8ac10dd8dbb3e25ae730b75e8ea6828d45700de62be56301a8b6e74
MD5 hash:
d7b4a1511582a116d3476ad92687ceb0
SHA1 hash:
8476bf4cbd713131dfe939fef72f7bd6fc696023
SH256 hash:
39917b97b330137a020c19ba7049cce5a7f580f7847b9ce9fbe1f137bf77dcfc
MD5 hash:
ed8f13d10c8e27143a385478b333d856
SHA1 hash:
cd93aed53473367a57e17880f5406852a51e3ae8
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.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
1) [C0030.001] Data Micro-objective::MurmurHash::Non-Cryptographic Hash