MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 10af65f100aa24aeb7c8de2ddd865398da6ebcde671f9d61874023bafec67280. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 10af65f100aa24aeb7c8de2ddd865398da6ebcde671f9d61874023bafec67280
SHA3-384 hash: cbea623f530151c4350f04716e548264dcb9771f07b0bd31e8167e27805067de21a1030b6bdafdee32d8e01d4a647b3a
SHA1 hash: 468b8934dc03f12b46924b3734d3dd4d8ca0c550
MD5 hash: 08b2870134e3ed23e5a9415307006885
humanhash: asparagus-burger-gee-mountain
File name:08b28701_by_Libranalysis
Download: download sample
Signature VirLock
Create hunting rule
File size:1'089'024 bytes
First seen:2021-05-05 09:07:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2fa4b9a23b9f87699dd4a4a048d634b4 (1 x VirLock)
ssdeep 24576:H7LLz0MFdgKv76e6wyj0e7l/7W3YhVmI8oOQ:H73OKv76n9j63YhVmI89Q
Threatray 130 similar samples on MalwareBazaar
TLSH 9335BF4DCF7E40E0E4D05EF81838F1479BF4B932AC8D69BF799EB4865B06C15246EA18
Reporter Libranalysis


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Zeus
Create hunting rule
Link:
https://www.capesandbox.com/analysis/150220/
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
Launching a service
DNS request
Creating a file in the Windows subdirectories
Sending an HTTP GET request
Sending a UDP request
Searching for the window
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
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/711736
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to automate explorer (e.g. start an application)
Contains functionality to check if Internet connection is working
Creates an undocumented autostart registry key
Delayed program exit found
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Uses cmd line tools excessively to alter registry or file data
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 404791 Sample: 08b28701_by_Libranalysis Startdate: 05/05/2021 Architecture: WINDOWS Score: 100 66 Antivirus / Scanner detection for submitted sample 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 Machine Learning detection for sample 2->70 7 08b28701_by_Libranalysis.exe 3 15 2->7         started        11 yyQwkMAA.exe 4 2->11         started        13 svchost.exe 2->13         started        15 11 other processes 2->15 process3 dnsIp4 54 C:\Users\user\tyQkIQoM\lQswAMgk.exe, PE32 7->54 dropped 56 C:\ProgramData\cKkwgUEs\VGocEYIM.exe, PE32 7->56 dropped 58 C:\ProgramData\MYMwoUos\yyQwkMAA.exe, PE32 7->58 dropped 60 C:\Users\user\AppData\Local\Temp\Setup.exe, PE32 7->60 dropped 82 Creates an undocumented autostart registry key 7->82 84 Uses cmd line tools excessively to alter registry or file data 7->84 86 Tries to detect virtualization through RDTSC time measurements 7->86 88 Delayed program exit found 7->88 18 lQswAMgk.exe 12 7->18         started        21 VGocEYIM.exe 10 7->21         started        24 cmd.exe 1 7->24         started        36 3 other processes 7->36 90 Antivirus detection for dropped file 11->90 92 Machine Learning detection for dropped file 11->92 94 Changes security center settings (notifications, updates, antivirus, firewall) 13->94 26 MpCmdRun.exe 13->26         started        64 127.0.0.1 unknown unknown 15->64 28 WerFault.exe 15->28         started        30 WerFault.exe 15->30         started        32 WerFault.exe 15->32         started        34 WerFault.exe 15->34         started        file5 signatures6 process7 dnsIp8 72 Antivirus detection for dropped file 18->72 74 Contains functionality to check if Internet connection is working 18->74 76 Machine Learning detection for dropped file 18->76 80 2 other signatures 18->80 38 WerFault.exe 20 9 18->38         started        40 WerFault.exe 18->40         started        62 192.168.2.1 unknown unknown 21->62 78 Tries to detect virtualization through RDTSC time measurements 21->78 42 Setup.exe 24->42         started        44 conhost.exe 24->44         started        46 conhost.exe 26->46         started        48 conhost.exe 36->48         started        50 conhost.exe 36->50         started        52 conhost.exe 36->52         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/10af65f100aa24aeb7c8de2ddd865398da6ebcde671f9d61874023bafec67280/
Threat name:
Win32.Ransomware.VirLock
Create hunting rule
Status:
Malicious
First seen:
2021-05-05 09:08:18 UTC
AV detection:
45 of 47 (95.74%)
Threat level:
  5/5
Verdict:
malicious
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+ 120 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence spyware stealer trojan
Link:
https://tria.ge/reports/210505-hgq216rcja/
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 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:
76a9c8b969715c3615f3b4ebea90e9210283f4fbf457ea28ac08a932c562c471
MD5 hash:
69fa2a8f53881c427f2dbb15e19b5ea7
SHA1 hash:
3f137fa26fc3a701ab05c733427a9ce426125b71
Link:
https://www.unpac.me/results/52c85331-c7ca-41cb-a25a-23df353993d7/
SH256 hash:
fe6d5e6371a9c80c6e281e2d8deb5a88c20a075b6e9be1673998b36e617976a1
MD5 hash:
27609a647140dff3f7c4496c4d941cb6
SHA1 hash:
d69b5d7e1c32ecaf019fe281974264bcf7673f4c
Link:
https://www.unpac.me/results/52c85331-c7ca-41cb-a25a-23df353993d7/
SH256 hash:
10af65f100aa24aeb7c8de2ddd865398da6ebcde671f9d61874023bafec67280
MD5 hash:
08b2870134e3ed23e5a9415307006885
SHA1 hash:
468b8934dc03f12b46924b3734d3dd4d8ca0c550
Link:
https://www.unpac.me/results/52c85331-c7ca-41cb-a25a-23df353993d7/
Please note that we are no longer able to provide a coverage score for Virus Total.

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/150220/

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