MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6b61962c4806e1841730e22c0c6eb15d23f84482ae26fa9cf386b5228a52fbc. 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: c6b61962c4806e1841730e22c0c6eb15d23f84482ae26fa9cf386b5228a52fbc
SHA3-384 hash: 43d03e92dddc9907f46fc99fac188a9019282e2f5f76f8b55d50a0751296c0227928577178876f5a1fda3dba2e9ddcd3
SHA1 hash: 161c443e9f419a8921f55068c2edbbeabc9c61fc
MD5 hash: f1f950bef74e280ddead8846b1bbb8a4
humanhash: echo-undress-dakota-spaghetti
File name:f1f950be_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:769'536 bytes
First seen:2021-05-05 09:05:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2f0e13e7330acff11c5787292ca33172 (1 x VirLock)
ssdeep 12288:kDJSyz2R3n5oVBCxVdSYs0ebkz5lSseGHR03cWUVDj/IoBdBEUsYEJv0aTm:jBnQCxV0RsGsHHR0S5QoBdBE8aTm
Threatray 124 similar samples on MalwareBazaar
TLSH B1F49CFB0DC6D51AAEE85239C4A28E4A5C008C3F7CB4B17A1EA59D66C740C07FCA7765
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/150155/
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
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
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/c6b61962c4806e1841730e22c0c6eb15d23f84482ae26fa9cf386b5228a52fbc/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2021-05-05 09:05:16 UTC
AV detection:
44 of 47 (93.62%)
Threat level:
  5/5
Verdict:
malicious
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+ 114 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-fejmfbmsxa/
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:
00f73295ca0e31bf6b2e9de4019334fef68ffdc062aed3897cbfefc1d509e4b2
MD5 hash:
d016b8710711f364b98b3ea04943e55e
SHA1 hash:
4104a0a296738b8c5c327699933d28fc6fc72bb1
Link:
https://www.unpac.me/results/643ead72-a5a8-4ea0-a225-6897b9a3287d/
SH256 hash:
6461a282c5ef0fbb834e361349a01c732954599e30f1c9a295f744c3990a38d5
MD5 hash:
a3e8a7fd43e5a0776109b70e189f3877
SHA1 hash:
4ea74c0ff7cbd3bbed0f9a2a72e8837670fad4f2
Link:
https://www.unpac.me/results/643ead72-a5a8-4ea0-a225-6897b9a3287d/
SH256 hash:
ad5e32236ab1615d140868be6dd51d19fbbd736b927fc4446e994deaef671cff
MD5 hash:
25602ac49415e8e4b156ccf2165bca3b
SHA1 hash:
9a640c9b674746e58c55ab2c149b696644337281
Link:
https://www.unpac.me/results/643ead72-a5a8-4ea0-a225-6897b9a3287d/
SH256 hash:
c6b61962c4806e1841730e22c0c6eb15d23f84482ae26fa9cf386b5228a52fbc
MD5 hash:
f1f950bef74e280ddead8846b1bbb8a4
SHA1 hash:
161c443e9f419a8921f55068c2edbbeabc9c61fc
Link:
https://www.unpac.me/results/643ead72-a5a8-4ea0-a225-6897b9a3287d/
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/c6b61962c4806e1841730e22c0c6eb15d23f84482ae26fa9cf386b5228a52fbc

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/150155/

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