MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f186889673142b3b94e5352621ced5d7a99a09204b0fdbf8f09d2bc781a9590f. 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: f186889673142b3b94e5352621ced5d7a99a09204b0fdbf8f09d2bc781a9590f
SHA3-384 hash: 87c4fbea7bd491a9a98fb8c1df8d83a62b0c4cde1fadecf75159d33948e7c2984ddd32091c5319a9e3d0ca5972e3d0b8
SHA1 hash: 237274f2fb97086fe8dacf201f70512d89c2e5e4
MD5 hash: 0c72efd7710daf892931331ac0736b8c
humanhash: california-mobile-louisiana-zulu
File name:0c72efd7_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:768'000 bytes
First seen:2021-05-05 09:05:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c637ace538413b72926f3fee10d9ffb8 (1 x VirLock)
ssdeep 12288:SMtj8LmNc8FPte5qGJjMjbaFk2l2sVntPgUW78c/SRDbwweyvcddiXnGFGTm:rjOOcs1e5ImQsd5g//oDMweOGsTm
Threatray 135 similar samples on MalwareBazaar
TLSH 40F49D1E047A5141F3816DB647A6807B7FDC23B7A99071329DACF2B4A971C7E09CABC1
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/150163/
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
Sending a UDP request
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f186889673142b3b94e5352621ced5d7a99a09204b0fdbf8f09d2bc781a9590f/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2020-05-21 02:11:44 UTC
AV detection:
46 of 48 (95.83%)
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 spyware stealer trojan
Link:
https://tria.ge/reports/210505-sk2mxe1616/
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 WinLogon for persistence
Modifies visibility of file extensions in Explorer
UAC bypass
Unpacked files
SH256 hash:
2c8b6b0497ac12ab7641342e07eca16b661b31e81444798799d4b186306a9a77
MD5 hash:
c7ca09eb3159da279e2c17b388c84ff1
SHA1 hash:
be56d3ecaa18d2838ed9780861519325b2ebf530
Link:
https://www.unpac.me/results/2cfcf9f3-0a80-4d96-9aed-5b2069fec2c0/
SH256 hash:
b2780f5cc8b4aa720167e8b79acb5b671614eed9687a75e98bb41ae73387451f
MD5 hash:
3d1588a481e9cd4949e1ade2acd43685
SHA1 hash:
7d58ff5c06201f0b98ac06fcd0ca47fbb8692844
Link:
https://www.unpac.me/results/2cfcf9f3-0a80-4d96-9aed-5b2069fec2c0/
SH256 hash:
1370f186880623feb4ab9246c2108e7532fd3e0e29e11f90463358cd5c0538a3
MD5 hash:
f3a75160a655c334a27f8b18d7dc0975
SHA1 hash:
cb23357b882874fab1d0ccf419dc56a7df8d0356
Link:
https://www.unpac.me/results/2cfcf9f3-0a80-4d96-9aed-5b2069fec2c0/
SH256 hash:
f186889673142b3b94e5352621ced5d7a99a09204b0fdbf8f09d2bc781a9590f
MD5 hash:
0c72efd7710daf892931331ac0736b8c
SHA1 hash:
237274f2fb97086fe8dacf201f70512d89c2e5e4
Link:
https://www.unpac.me/results/2cfcf9f3-0a80-4d96-9aed-5b2069fec2c0/
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/f186889673142b3b94e5352621ced5d7a99a09204b0fdbf8f09d2bc781a9590f

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/150163/

Comments