MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 945da374aa24db6d86272bb31e620187897c113bfe9104fb29f0fdc6c77077ac. 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: 945da374aa24db6d86272bb31e620187897c113bfe9104fb29f0fdc6c77077ac
SHA3-384 hash: f11073bd26a3d7d4df4ab949693c81a362b5ce4a6069f636c90637e424506bb6b6bd12bb59925b3129de6e5e0bdc842e
SHA1 hash: 4800502469119e7cb94559679a756b325e53001a
MD5 hash: 290a29f288762f896418e3702a15ddd6
humanhash: chicken-seventeen-freddie-missouri
File name:290a29f2_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:765'952 bytes
First seen:2021-05-05 10:02:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash af0580f0dd6f65046ec75fbbbdeab67d (1 x VirLock)
ssdeep 12288:IzWDIcLoB6HVXjQ55NUOMpllu/bmynGhYgBeXFqTTsDwu2/HH/8mPUL/As7Tm:tRoBcVXENSlg/CNhYgBaFqc0u2v38LjW
Threatray 176 similar samples on MalwareBazaar
TLSH EAF4AD065BE19958DA23B6FFBDFA52C4C90916B0B6EE81FE9530F1C1E2B0D025D147A3
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/150246/
Detection(s):
Win.Virus.Virlock-6332874-0
Create hunting rule

Win.Virus.Virlock-6804475-0
Create hunting rule

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
Searching for the window
Running batch commands
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Blocking the User Account Control
Enabling autorun
Brute forcing passwords of local accounts
Enabling a "Do not show hidden files" option
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/945da374aa24db6d86272bb31e620187897c113bfe9104fb29f0fdc6c77077ac/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2020-05-07 00:36:51 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
  5/5
Verdict:
malicious
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+ 166 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-x53twvx8sa/
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 Windows directory
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:
2618c865040a26afa6f3c0b3e49a0ee687e29644519c0fd57e5cc512ba687686
MD5 hash:
e14ac67990bcd5e37f24347f1358c922
SHA1 hash:
7163e4c8f1d9bc1ce547a8fd92e0a4a8429eabfb
Link:
https://www.unpac.me/results/89297aca-1f1b-45a4-980f-3b530f8b663f/
SH256 hash:
ec2c62572061aaf8282242307dde053d6ae6c27ac5ebafa8c74727b6cc7015d4
MD5 hash:
58b0ba1ebed72573430c244c0773fc00
SHA1 hash:
6b492be8ac09c312c226f443385c8fa5cb653309
Link:
https://www.unpac.me/results/89297aca-1f1b-45a4-980f-3b530f8b663f/
SH256 hash:
945da374aa24db6d86272bb31e620187897c113bfe9104fb29f0fdc6c77077ac
MD5 hash:
290a29f288762f896418e3702a15ddd6
SHA1 hash:
4800502469119e7cb94559679a756b325e53001a
Link:
https://www.unpac.me/results/89297aca-1f1b-45a4-980f-3b530f8b663f/
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/945da374aa24db6d86272bb31e620187897c113bfe9104fb29f0fdc6c77077ac

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/150246/

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