MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 552119bbb368c04d0bc93f81ba9162b4a7561e4facba628fc7eb3749d62af6a8. 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: | 552119bbb368c04d0bc93f81ba9162b4a7561e4facba628fc7eb3749d62af6a8 |
|---|---|
| SHA3-384 hash: | a137f49287bb59c7b59535604091ef44f4892dd7029346608927d80b80e33cb93138681515e7816380618c70502fee42 |
| SHA1 hash: | 864fa0339c40d4adf1ada3f259d9539114589028 |
| MD5 hash: | ee9fa205e6ad75f69bb57493b40a5e77 |
| humanhash: | magnesium-maine-hawaii-virginia |
| File name: | ee9fa205_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 769'024 bytes |
| First seen: | 2021-05-05 11:07:06 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2b4629ab03d9864b819e72931b1b6e0b (1 x VirLock) |
| ssdeep | 12288:5pz18HxBrhoQL+OrCGLbYJGrgWizUNCSYXKRC6x8wdIj45mKtHTm:5yxBVo0+OlbYJMgWp+aE6hMgTm |
| Threatray | 283 similar samples on MalwareBazaar |
| TLSH | D8F4C00973753EA1FC95D8B9168C05DA068BC782D49EB3B2FA6780E5C79254C091E8FF |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
96
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
DNS request
Launching a service
Searching for the window
Sending an HTTP GET request
Creating a file in the Windows subdirectories
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:
2021-05-05 11:08:10 UTC
AV detection:
45 of 47 (95.74%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 273 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
Enumerates physical storage devices
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 WinLogon for persistence
Modifies visibility of file extensions in Explorer
UAC bypass
Unpacked files
SH256 hash:
d22278c8b2f72b22fb7367af6dc98472a856334645e6bb3452a244e71d7000ba
MD5 hash:
b99fd2a9ed7d606e27d23c3e7c7b91c7
SHA1 hash:
766e942e3942b42911af167cea93f517ad51aa20
SH256 hash:
3109a7e4c8b9482eb255be7ff718c717f9063681c7a752f67d6b816272abbe0b
MD5 hash:
4391c3d5b6c05bffbf61253d3ff79a2f
SHA1 hash:
b0356bb92110387771e4655f3fa5a4d51185e292
SH256 hash:
552119bbb368c04d0bc93f81ba9162b4a7561e4facba628fc7eb3749d62af6a8
MD5 hash:
ee9fa205e6ad75f69bb57493b40a5e77
SHA1 hash:
864fa0339c40d4adf1ada3f259d9539114589028
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.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
1) [C0026.002] Data Micro-objective::XOR::Encode Data
2) [C0030.001] Data Micro-objective::MurmurHash::Non-Cryptographic Hash