MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1de40b9a49349b4010ef253917ca7cbeb8cad2789d5cc44fba5b0bf9ee666ee. 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


Intelligence 6 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1de40b9a49349b4010ef253917ca7cbeb8cad2789d5cc44fba5b0bf9ee666ee
SHA3-384 hash: c0840f0ab0029bc7ec5cde16a6d2b7a84b15a25091e74202c3f8151da721770049e0b425a0bd475591e66f237fa505c2
SHA1 hash: 2cfadc79dc1ea29a56b3d89db85b087b01ff03a2
MD5 hash: 87e4435635d035dc7d3be4fcec9cc7c1
humanhash: four-dakota-echo-october
File name:87e44356_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:1'087'488 bytes
First seen:2021-05-05 09:06:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0e440624fd5bbd37333a627f0e1c4587 (1 x VirLock)
ssdeep 12288:TOoKneZW7qvoRXwnjPTdLPrUKCMnoC+4Ojw1/HsLUMNyCpO9PguGfDhLZ1vLrT4R:TOq0tyLZLjUCou1/HsLUX949fDFFORV
Threatray 135 similar samples on MalwareBazaar
TLSH B035ADE3BB1F23C64532EC1E200B6217D9A57D9643F7CA40BC520F4719D8FAA6D6A235
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/150193/
Detection(s):
Win.Virus.Virlock-6332874-0
Create hunting rule

Win.Virus.Virlock-6803820-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a process from a recently created file
Creating a service
Searching for the window
DNS request
Launching a service
Creating a file in the %temp% directory
Sending an HTTP GET request
Running batch commands
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Creating a file in the Windows subdirectories
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1de40b9a49349b4010ef253917ca7cbeb8cad2789d5cc44fba5b0bf9ee666ee/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2020-05-07 00:39:19 UTC
AV detection:
47 of 48 (97.92%)
Threat level:
  5/5
Verdict:
malicious
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+ 125 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence ransomware spyware stealer trojan
Link:
https://tria.ge/reports/210505-ys55da647x/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
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 extensions of user files
Modifies WinLogon for persistence
Modifies visibility of file extensions in Explorer
UAC bypass
Unpacked files
SH256 hash:
76a9c8b969715c3615f3b4ebea90e9210283f4fbf457ea28ac08a932c562c471
MD5 hash:
69fa2a8f53881c427f2dbb15e19b5ea7
SHA1 hash:
3f137fa26fc3a701ab05c733427a9ce426125b71
Link:
https://www.unpac.me/results/9d4a09f2-65f6-4dee-ad55-277b54b40cde/
SH256 hash:
23c48ac5f2c9d9786f17d73ae0723ecc7d590c15fbfa669de53369812d8790c4
MD5 hash:
11178fbe1dc70f6875cd6628849a06be
SHA1 hash:
123f67e2c3cecc8071ff28518f1eb0c202c0ed7c
Link:
https://www.unpac.me/results/9d4a09f2-65f6-4dee-ad55-277b54b40cde/
SH256 hash:
2a6fcb5755e1468035c98e91d2d227819524c8105af6befee85d2f1bccab2516
MD5 hash:
894e7abf22c1780694f05a4779abb18f
SHA1 hash:
7de756b15f3e5129477561380f29215a4169d3f0
Link:
https://www.unpac.me/results/9d4a09f2-65f6-4dee-ad55-277b54b40cde/
SH256 hash:
a1de40b9a49349b4010ef253917ca7cbeb8cad2789d5cc44fba5b0bf9ee666ee
MD5 hash:
87e4435635d035dc7d3be4fcec9cc7c1
SHA1 hash:
2cfadc79dc1ea29a56b3d89db85b087b01ff03a2
Link:
https://www.unpac.me/results/9d4a09f2-65f6-4dee-ad55-277b54b40cde/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a1de40b9a49349b4010ef253917ca7cbeb8cad2789d5cc44fba5b0bf9ee666ee

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/150193/

Comments