MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0ba08feb0706a11d009ed6bb5edbebadb2d860ca0451d90677a79abc917f67fd. 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: | 0ba08feb0706a11d009ed6bb5edbebadb2d860ca0451d90677a79abc917f67fd |
|---|---|
| SHA3-384 hash: | da7ae792f98532b76acdca48af3fca8e57a7ec810cd971567d6397e9d8dc4430cc5c66e5cb3da28bb8eabab48e422fdd |
| SHA1 hash: | 85341bef903edfd814d0d7f897d6b53eb428aa8a |
| MD5 hash: | 2a91055f33f489374427581856a2b245 |
| humanhash: | king-december-florida-mango |
| File name: | 2a91055f_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 1'463'296 bytes |
| First seen: | 2021-05-05 10:07:58 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | aca406964cfb73e9629081783689b909 (1 x VirLock) |
| ssdeep | 24576:ESI5xByoEgdbDviJnzjVs85v5kerHNrEaodYurXxS/swi5sdimJ1/ggYDAOGULLy:ESI5xEGipJs85OeRSYUXxQC5Ah14GUXy |
| Threatray | 232 similar samples on MalwareBazaar |
| TLSH | E965F11A0950C2FCCCBA11B0DD526E4BEA77D7295B43DC9C149B0A1E620CF5E977E0EA |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Zeus
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Sending a UDP request
Creating a process from a recently created file
Creating a service
Launching a service
DNS request
Searching for the window
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
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to automate explorer (e.g. start an application)
Contains functionality to check if Internet connection is working
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Creates an undocumented autostart registry key
Delayed program exit found
Drops batch files with force delete cmd (self deletion)
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Uses cmd line tools excessively to alter registry or file data
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.VirLock
Status:
Malicious
First seen:
2020-05-06 23:56:10 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 222 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
evasion persistence 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 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 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:
f9828b4b91ff781fb0fac24a67d5db50c08ad77c9d66dcdd76cac043b08b0190
MD5 hash:
27322773b5c8136460f0c3ee2bdbc253
SHA1 hash:
e89bf9662739453f59cfa42216e98c63aff0e641
SH256 hash:
0ba08feb0706a11d009ed6bb5edbebadb2d860ca0451d90677a79abc917f67fd
MD5 hash:
2a91055f33f489374427581856a2b245
SHA1 hash:
85341bef903edfd814d0d7f897d6b53eb428aa8a
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