MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 be5b7c30e15918a0e9df6e3ee044c1b3a810b11e6801a36b6b22e4542e5d6662. 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



Stop


Vendor detections: 16


Intelligence 16 IOCs YARA 6 File information Comments

SHA256 hash: be5b7c30e15918a0e9df6e3ee044c1b3a810b11e6801a36b6b22e4542e5d6662
SHA3-384 hash: 79b7256372fc8080e760b5c6abc365507fcc416ca48fffd820148ed3cc59015a87d6c9b3fdaec461f03da82a3b843cfc
SHA1 hash: 0af8f8de3b654350acae44bc7af6d5338f671d63
MD5 hash: de20c88f30bb2e19c1ffe55f597ba320
humanhash: oven-pizza-queen-missouri
File name:setup.exe
Download: download sample
Signature Stop
File size:699'392 bytes
First seen:2023-03-16 14:46:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9bf03dbaa4f43e7b3f88544a0f4bef62 (2 x Stop, 2 x Smoke Loader, 1 x Rhadamanthys)
ssdeep 12288:9hfqY+H0j7KytDDNgYWJ+A0UmjNcjIO443pL4HUV3bUbr:l+H0ZKwjS/m6bU
Threatray 1'356 similar samples on MalwareBazaar
TLSH T197E4120282E12C11F45646325E2FF2E47B1FF8918E9BEBD6634D9B2F08711A2C5767E1
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 1094c868e0d040c2 (1 x Stop)
Reporter Chainskilabs
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
223
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
setup.exe
Verdict:
Malicious activity
Analysis date:
2023-03-16 14:49:03 UTC
Tags:
ransomware stop

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Сreating synchronization primitives
Deleting a recently created file
DNS request
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware lockbit packed
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Clipboard Hijacker, Djvu, Vidar
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Yara detected ZipBomb
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 827938 Sample: setup.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 100 85 Snort IDS alert for network traffic 2->85 87 Multi AV Scanner detection for domain / URL 2->87 89 Malicious sample detected (through community Yara rule) 2->89 91 9 other signatures 2->91 11 setup.exe 2->11         started        14 setup.exe 2->14         started        16 setup.exe 2->16         started        18 4 other processes 2->18 process3 signatures4 101 Detected unpacking (changes PE section rights) 11->101 103 Detected unpacking (overwrites its own PE header) 11->103 105 Writes a notice file (html or txt) to demand a ransom 11->105 107 Writes many files with high entropy 11->107 20 setup.exe 1 16 11->20         started        109 Injects a PE file into a foreign processes 16->109 24 setup.exe 12 16->24         started        26 setup.exe 18->26         started        28 schtasks.exe 18->28         started        process5 dnsIp6 77 api.2ip.ua 162.0.217.254, 443, 49695, 49696 ACPCA Canada 20->77 57 C:\Users\user\...\setup.exe:Zone.Identifier, ASCII 20->57 dropped 59 C:\Users\user\AppData\Local\...\setup.exe, MS-DOS 20->59 dropped 30 setup.exe 20->30         started        33 icacls.exe 20->33         started        35 conhost.exe 28->35         started        file7 process8 signatures9 111 Injects a PE file into a foreign processes 30->111 37 setup.exe 1 25 30->37         started        process10 dnsIp11 79 uaery.top 189.245.141.165, 49697, 80 UninetSAdeCVMX Mexico 37->79 81 zexeq.com 187.170.21.149, 49698, 49700, 80 UninetSAdeCVMX Mexico 37->81 83 api.2ip.ua 37->83 61 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 37->61 dropped 63 C:\_readme.txt, ASCII 37->63 dropped 65 C:\Users\user\_readme.txt, ASCII 37->65 dropped 67 319 other files (175 malicious) 37->67 dropped 93 Modifies existing user documents (likely ransomware behavior) 37->93 42 build2.exe 37->42         started        45 build3.exe 37->45         started        file12 signatures13 process14 file15 95 Detected unpacking (changes PE section rights) 42->95 97 Detected unpacking (overwrites its own PE header) 42->97 48 build2.exe 42->48         started        69 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 45->69 dropped 99 Uses schtasks.exe or at.exe to add and modify task schedules 45->99 51 schtasks.exe 45->51         started        signatures16 process17 dnsIp18 71 t.me 149.154.167.99, 443, 49702 TELEGRAMRU United Kingdom 48->71 73 195.201.255.32, 49703, 80 HETZNER-ASDE Germany 48->73 75 192.168.2.1 unknown unknown 48->75 53 WerFault.exe 48->53         started        55 conhost.exe 51->55         started        process19
Threat name:
Win32.Trojan.Vidar
Status:
Malicious
First seen:
2023-03-16 14:46:07 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar botnet:d6ef050131e7d5a1d595c51613328971 discovery persistence ransomware spyware stealer
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://zexeq.com/test1/get.php
https://t.me/zaskullz
https://steamcommunity.com/profiles/76561199486572327
http://135.181.87.234:80
Unpacked files
SH256 hash:
be5b7c30e15918a0e9df6e3ee044c1b3a810b11e6801a36b6b22e4542e5d6662
MD5 hash:
de20c88f30bb2e19c1ffe55f597ba320
SHA1 hash:
0af8f8de3b654350acae44bc7af6d5338f671d63
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MALWARE_Win_STOP
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:SUSP_XORed_URL_in_EXE
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:Windows_Ransomware_Stop_1e8d48ff
Author:Elastic Security
Rule name:win_stop_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stop.

File information


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

Web download

Stop

Executable exe be5b7c30e15918a0e9df6e3ee044c1b3a810b11e6801a36b6b22e4542e5d6662

(this sample)

  
Delivery method
Distributed via web download

Comments