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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980. 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


LockBit


Vendor detections: 12


Intelligence 12 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980
SHA3-384 hash: 72a147887dc2d18f63b9dfbbd3a08b5e2933bf705f445509f1bf8960c81d1f4228c5dfacbd7ba285e76fa5dd0afa7041
SHA1 hash: 582a24a72b29e70f2de26a8d217492c7a6b983ff
MD5 hash: be8bf725892ddd7a200d0a1906b9387f
humanhash: may-fruit-nineteen-skylark
File name:WebAdvisorInstall.exe
Download: download sample
Signature LockBit
Create hunting rule
File size:5'333'010 bytes
First seen:2024-08-28 15:41:00 UTC
Last seen:2024-09-04 12:16:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a4d9bc817c853ddee0fd95530455e74f (1 x LockBit)
ssdeep 98304:MjHm6/Pi0bzB+Ot7nM3wnuZFm0qRttZYtToFbSO7VKoFbSO7VyoFbSO7VKoFbSO5:O5unMkMsMkM
Threatray 6 similar samples on MalwareBazaar
TLSH T1B3368D4369DB0DEADDD66BB461C36339A734FD31CE691F2BAA08C13169536C4AD1EB00
TrID 36.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
23.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.0% (.EXE) Win32 Executable (generic) (4504/4/1)
4.6% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
File icon (PE):PE icon
dhash icon b29a1f0f46f2f0f0 (1 x LockBit)
Reporter ninjacatcher
Tags:exe Loader lockbit master-repogen-vercel-app Ransomware

Intelligence

File Origin
# of uploads :
2
# of downloads :
1'131
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
WebAdvisorInstall.exe
Verdict:
Malicious activity
Analysis date:
2024-08-28 15:19:34 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1ce0c31c-9379-4ca3-8bf6-010290bf360b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cf4511fe69a9e56049bd1f
Tags:
Encryption Execution Exploit Generic Infostealer Network Other Ransomware Static Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Connection attempt to an infection source
Creating a file
Сreating synchronization primitives
Creating a process from a recently created file
Launching a service
Creating a window
Changing a file
Moving a recently created file
Delayed writing of the file
Reading critical registry keys
Creating a file in the %AppData% directory
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Modifies multiple files
Using the Windows Management Instrumentation requests
Moving a file to the %temp% directory
Query of malicious DNS domain
Sending a TCP request to an infection source
Stealing user critical data
Forced shutdown of a browser
Encrypting user's files
Verdict:
Suspicious
Link:
https://www.hybrid-analysis.com/sample/166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f0d12cd5-f02d-4210-bace-5c9ef13e9b2e
Result
Threat name:
LockBit ransomware
Create hunting rule
Detection:
malicious
Classification:
rans.phis.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1500591
Signature
AI detected suspicious sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Changes the wallpaper picture
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Deletes itself after installation
Drops PE files with a suspicious file extension
Found malware configuration
Found potential ransomware demand text
Found ransom note / readme
Found Tor onion address
Hides threads from debuggers
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Overwrites Mozilla Firefox settings
Tries to harvest and steal browser information (history, passwords, etc)
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Writes to foreign memory regions
Yara detected LockBit ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1500591 Sample: WebAdvisorInstall.exe Startdate: 28/08/2024 Architecture: WINDOWS Score: 100 53 www.kenesrakishevinfo.com 2->53 55 master-repogen.vercel.app 2->55 57 ext-sq.squarespace.com 2->57 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Antivirus detection for URL or domain 2->75 77 7 other signatures 2->77 10 WebAdvisorInstall.exe 16 2->10         started        15 ONENOTE.EXE 2->15         started        signatures3 process4 dnsIp5 59 ext-sq.squarespace.com 198.185.159.144, 443, 49708 SQUARESPACEUS United States 10->59 61 master-repogen.vercel.app 76.76.21.9, 443, 49709 AMAZON-02US United States 10->61 49 C:\Users\user\AppData\Local\...\server[1].scr, PE32 10->49 dropped 51 C:\Users\user\Desktop\ggc.exe, data 10->51 dropped 87 Drops PE files with a suspicious file extension 10->87 89 Writes many files with high entropy 10->89 17 ggc.exe 33 1002 10->17         started        21 conhost.exe 10->21         started        file6 signatures7 process8 file9 33 NGLClient_AcrobatR...5-956.log.wlJ8FiR2h, DOS 17->33 dropped 35 {6D809377-6AF0-444...k_mip_exe.wlJ8FiR2h, DOS 17->35 dropped 37 Microsoft_Windows_...aPlayer32.wlJ8FiR2h, DOS 17->37 dropped 39 221 other malicious files 17->39 dropped 63 Found potential ransomware demand text 17->63 65 Found Tor onion address 17->65 67 Contains functionality to detect hardware virtualization (CPUID execution measurement) 17->67 69 7 other signatures 17->69 23 D748.tmp 17->23         started        27 splwow64.exe 17->27         started        signatures10 process11 file12 41 C:\Users\user\Desktop\ZZZZZZZ (copy), data 23->41 dropped 43 C:\Users\user\Desktop\YYYYYYY (copy), data 23->43 dropped 45 C:\Users\user\Desktop\XXXXXXX (copy), data 23->45 dropped 47 23 other malicious files 23->47 dropped 79 Contains functionality to detect hardware virtualization (CPUID execution measurement) 23->79 81 Writes many files with high entropy 23->81 83 Hides threads from debuggers 23->83 85 Deletes itself after installation 23->85 29 cmd.exe 23->29         started        signatures13 process14 process15 31 conhost.exe 29->31         started       
Score:
35%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980/
Threat name:
Win64.Trojan.Acll
Create hunting rule
Status:
Malicious
First seen:
2024-08-28 13:39:58 UTC
File Type:
PE+ (Exe)
Extracted files:
18
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=czv3uasbhgk274up72zh2o7t2ws7njwng2et4jjmponcfa3pjgaa._file
Verdict:
malicious
Similar samples:
6247f894dd125112dbd9f9f9414b3ca0788c1de302e806e32022354be7b19aba
LockBit
8599d84ab1c29d1cf83b52aac9d8aa73034cb74714bf34050c304fb64807d187
LockBit
e082c6d30278139fdab5a7ddddecbcbafad12ab4dff1d5a960d9704fe635c007
LockBit
Result
Malware family:
lockbit
Create hunting rule
Score:
  10/10
Tags:
family:lockbit defense_evasion discovery ransomware spyware stealer
Link:
https://tria.ge/reports/240828-s4rerswelq/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Control Panel
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in System32 directory
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops desktop.ini file(s)
Indicator Removal: File Deletion
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Downloads MZ/PE file
Renames multiple (650) files with added filename extension
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f92b6ada-0af1-4415-a917-8e3fc91554a6
Unpacked files
SH256 hash:
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980
MD5 hash:
be8bf725892ddd7a200d0a1906b9387f
SHA1 hash:
582a24a72b29e70f2de26a8d217492c7a6b983ff
Link:
https://www.unpac.me/results/65440358-9bf0-4545-b323-e80db6050f1b/
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/166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

anyrun
any.run
https://app.any.run/tasks/c0efeb97-de1c-4aac-bd31-6a899c039753
  
Dropping
lockbit

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
CHECK_TRUST_INFORequires Elevated Execution (uiAccess:None)high
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::OpenProcess
KERNEL32.dll::CloseHandle
WININET.dll::InternetCloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
WIN_TIME_APICan Modify TimeKERNEL32.dll::SetSystemTime

Comments