MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc1abcd5c8c6806af001b19a4357bd83444f12c31f9a0fc0b88dc9df6fad7ca2. 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: bc1abcd5c8c6806af001b19a4357bd83444f12c31f9a0fc0b88dc9df6fad7ca2
SHA3-384 hash: 11a7cdadb6d48ff755b093a6d6dadd15ced20283cb92c93f976ff7ffa702aa6f18ecf77624b59770a2c6925d449c8a5d
SHA1 hash: c60856a3846ef93dcf6763b25da25220f1ce0324
MD5 hash: e3f23ad1697d24b6d19b7acf568b59e6
humanhash: comet-virginia-mockingbird-enemy
File name:e3f23ad1_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:639'488 bytes
First seen:2021-05-05 08:03:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 34b0806099a83b23d0b4849aec281e43 (1 x VirLock)
ssdeep 12288:oMXtZqbMY82EQ2vL5eO0eXLJ/faERFxhge9IHcI3EtSuP6/Mn6bUTm:fXKbMY82wL5F0eXLJ/fZTxSZ/M6bUTm
Threatray 34 similar samples on MalwareBazaar
TLSH 96D4AD33D5D1B8ECEC38EEFDA9A2873DC7B36A1039C1A402B34E559267561D980ED5B0
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/149959/
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
Sending a UDP request
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
Running batch commands
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Searching for the 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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc1abcd5c8c6806af001b19a4357bd83444f12c31f9a0fc0b88dc9df6fad7ca2/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2021-05-05 08:04:09 UTC
AV detection:
44 of 47 (93.62%)
Threat level:
  5/5
Verdict:
malicious
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659b76788cccfc9c993dd9047e86844c7183957478fabe32455dc2a2ddea49fb
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af774eb13f15ead4f2419305bbfd652dfbb413e957125a944b8247b77a9cf0ef
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ce110be24e6986a96b43b83b15c1d8d6a20274e47e677fccb47b97c8818a268c
VirLock
+ 24 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-a33fz1dfls/
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 extensions of user files
Modifies WinLogon for persistence
Modifies visibility of file extensions in Explorer
UAC bypass
Unpacked files
SH256 hash:
b6ec45f70313f259e0d85ad3babdc2d37e203944e5787b106bd7809903e860d3
MD5 hash:
137d345885bf7e2728ad0d6452424588
SHA1 hash:
344443b96c9d6e560c2e7e3b3d12ffa95946be24
Link:
https://www.unpac.me/results/d5a17273-9db4-4561-99cb-a8e9f7e47baa/
SH256 hash:
6dcc79e587919966fa1e9ad5f89f1e3d3557810a515f439392319525bba694d0
MD5 hash:
acb8543c2c9f3362ea394df4a2cea1ad
SHA1 hash:
4dbc35541085c0880d60d998a3169caa8c8a347a
Link:
https://www.unpac.me/results/d5a17273-9db4-4561-99cb-a8e9f7e47baa/
SH256 hash:
6018475fdafd96bddfefb9a1d0266a6cafb255b12fd718330dbe0b72a14c4797
MD5 hash:
2757d1072f9838d82700e7919d8b6aaa
SHA1 hash:
f2105b2c26249914bc17a1565bd86bf3517c1ce4
Link:
https://www.unpac.me/results/d5a17273-9db4-4561-99cb-a8e9f7e47baa/
SH256 hash:
bc1abcd5c8c6806af001b19a4357bd83444f12c31f9a0fc0b88dc9df6fad7ca2
MD5 hash:
e3f23ad1697d24b6d19b7acf568b59e6
SHA1 hash:
c60856a3846ef93dcf6763b25da25220f1ce0324
Link:
https://www.unpac.me/results/d5a17273-9db4-4561-99cb-a8e9f7e47baa/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
VirLock
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bc1abcd5c8c6806af001b19a4357bd83444f12c31f9a0fc0b88dc9df6fad7ca2

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/149959/

Comments