MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8fb04974ec6337d3e98ce9ebcf4525990cd7b45d0553eada6bff1c6147e59986. 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: 5
| SHA256 hash: | 8fb04974ec6337d3e98ce9ebcf4525990cd7b45d0553eada6bff1c6147e59986 |
|---|---|
| SHA3-384 hash: | 9dbde9025f2ff3c2ade873c47b9abba6918273d79b0120d1f156fffa2ff1042ad02b67863d85eaec26623208a15048b2 |
| SHA1 hash: | bc852fb013aa3c8cac579a12b2d20c298d319e32 |
| MD5 hash: | 13525ed3cc58d03403e906ccdf3683e5 |
| humanhash: | jersey-fruit-glucose-glucose |
| File name: | 13525ed3_by_Libranalysis |
| Download: | download sample |
| Signature | VirLock |
| File size: | 767'488 bytes |
| First seen: | 2021-05-05 10:06:27 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 34239b459bff18cbcf21ba68d5c26ece (1 x VirLock) |
| ssdeep | 12288:Vxli9QTI+fhketybE5o4ilB74XUrWZjeJ9r6F2lwTekR4B0JJrL2TnTm:Vxli9YtRtkE5g4XUrsrvjaB0JpInTm |
| Threatray | 225 similar samples on MalwareBazaar |
| TLSH | 8CF4CE244E6BA897C4A6F438CE33E1C1CE7611F1215F67A91AE26D8D0DE72B434E476C |
| Reporter |  Libranalysis |
Intelligence
File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a process with a hidden window
Sending a UDP request
Creating a file
Creating a process from a recently created file
DNS request
Creating a service
Launching a service
Searching for the window
Sending an HTTP GET request
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
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.
Threat name:
Win32.Ransomware.VirLock
Status:
Malicious
First seen:
2020-05-07 00:32:40 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 215 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
evasion persistence spyware stealer trojan
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:
b6ec45f70313f259e0d85ad3babdc2d37e203944e5787b106bd7809903e860d3
MD5 hash:
137d345885bf7e2728ad0d6452424588
SHA1 hash:
344443b96c9d6e560c2e7e3b3d12ffa95946be24
SH256 hash:
775021801c1518a3d7ae203796a1fe0dc7bc49042fb5f8b4980ea40b6e2e1ef9
MD5 hash:
6267fbc9225a667ac791a6e16a40076e
SHA1 hash:
0e3ad518b147f62db83b5a766945168ff10be468
SH256 hash:
0911ae622139b74f8e0cbf0776f7648e60caefecb40fe5484d0450c483a86614
MD5 hash:
17679484fab0a7e65642329c88f1c71e
SHA1 hash:
3b65ac693ef90f7bbe2b2da60116b5a3f9cabc2c
SH256 hash:
8fb04974ec6337d3e98ce9ebcf4525990cd7b45d0553eada6bff1c6147e59986
MD5 hash:
13525ed3cc58d03403e906ccdf3683e5
SHA1 hash:
bc852fb013aa3c8cac579a12b2d20c298d319e32
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.
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0030.001] Data Micro-objective::MurmurHash::Non-Cryptographic Hash