MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 476fef34e6b6d47c1cac40b5760e5606e21bf72c112093a269a61339da5e98fc. 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: 17


Intelligence 17 IOCs YARA 7 File information Comments

SHA256 hash: 476fef34e6b6d47c1cac40b5760e5606e21bf72c112093a269a61339da5e98fc
SHA3-384 hash: 3b5e5e4733b14f3a1ed684d93ed380cde5e7a220caa41dddc89a4eabec233128fda63bdebdcd7c036212932e64267665
SHA1 hash: 72fddd0c423b7550fe5d257a225fde31f359adf8
MD5 hash: de84291fff030357e25ee26a55d184f5
humanhash: asparagus-july-carpet-angel
File name:setup.exe
Download: download sample
Signature Stop
File size:787'456 bytes
First seen:2023-04-05 03:12:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 347f2e8ea0dc4c8c2fb93a44134e1752 (1 x Amadey, 1 x Smoke Loader, 1 x Stop)
ssdeep 12288:2YfXrl/ZhUsDemjuUafGQrNj4Ifu22quaHnAGl96bYtdrrBWhzy+lZv:2mXZZasDUNjIaH/9IarBWJRlZv
Threatray 1'609 similar samples on MalwareBazaar
TLSH T14BF4020063E0A471E1AB1B328D1AC3FD2F2FB8A19D557EAE17A5493F1A343A1D17271D
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 11626e6a6a6a6a60 (7 x Smoke Loader, 4 x RedLineStealer, 3 x DanaBot)
Reporter Chainskilabs
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
261
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
setup.exe
Verdict:
Malicious activity
Analysis date:
2023-04-05 03:13:49 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
Searching for the window
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
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 khalesi lockbit packed ransomx zusy
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.
Malware family:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Babuk, 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
Contains functionality to inject code into remote processes
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 dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
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 Babuk Ransomware
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Yara detected ZipBomb
Yara detected Zorab Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 841462 Sample: setup.exe Startdate: 05/04/2023 Architecture: WINDOWS Score: 100 85 Snort IDS alert for network traffic 2->85 87 Malicious sample detected (through community Yara rule) 2->87 89 Antivirus detection for URL or domain 2->89 91 12 other signatures 2->91 11 setup.exe 2->11         started        14 mstsca.exe 2->14         started        16 setup.exe 2->16         started        process3 signatures4 103 Detected unpacking (changes PE section rights) 11->103 105 Detected unpacking (overwrites its own PE header) 11->105 107 Writes a notice file (html or txt) to demand a ransom 11->107 109 3 other signatures 11->109 18 setup.exe 1 16 11->18         started        22 schtasks.exe 14->22         started        process5 dnsIp6 69 api.2ip.ua 162.0.217.254, 443, 49694, 49695 ACPCA Canada 18->69 63 C:\Users\user\...\setup.exe:Zone.Identifier, ASCII 18->63 dropped 65 C:\Users\user\AppData\Local\...\setup.exe, MS-DOS 18->65 dropped 24 setup.exe 18->24         started        27 icacls.exe 18->27         started        29 conhost.exe 22->29         started        file7 process8 signatures9 101 Injects a PE file into a foreign processes 24->101 31 setup.exe 1 25 24->31         started        36 WerFault.exe 27->36         started        process10 dnsIp11 77 zexeq.com 95.158.162.200, 49696, 49698, 80 VIDEOSATBG Bulgaria 31->77 79 uaery.top 109.98.58.98, 49697, 80 RTDBucharestRomaniaRO Romania 31->79 81 api.2ip.ua 31->81 55 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 31->55 dropped 57 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 31->57 dropped 59 C:\_readme.txt, ASCII 31->59 dropped 61 140 other malicious files 31->61 dropped 83 Modifies existing user documents (likely ransomware behavior) 31->83 38 build2.exe 31->38         started        41 build3.exe 1 31->41         started        file12 signatures13 process14 file15 93 Detected unpacking (changes PE section rights) 38->93 95 Detected unpacking (overwrites its own PE header) 38->95 97 Injects a PE file into a foreign processes 38->97 44 build2.exe 38->44         started        67 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 41->67 dropped 99 Uses schtasks.exe or at.exe to add and modify task schedules 41->99 48 schtasks.exe 1 41->48         started        signatures16 process17 dnsIp18 73 91.107.229.205, 49702, 80 HETZNER-ASDE Germany 44->73 75 t.me 149.154.167.99, 443, 49699 TELEGRAMRU United Kingdom 44->75 111 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 44->111 113 Tries to harvest and steal browser information (history, passwords, etc) 44->113 115 Tries to steal Crypto Currency Wallets 44->115 50 WerFault.exe 44->50         started        53 conhost.exe 48->53         started        signatures19 process20 dnsIp21 71 192.168.2.1 unknown unknown 50->71
Threat name:
Win32.Trojan.Smokeloader
Status:
Malicious
First seen:
2023-04-05 00:48:44 UTC
File Type:
PE (Exe)
Extracted files:
34
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar botnet:b12e0b8009914d9dfb3d1b8ced1d3a65 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/test2/get.php
https://steamcommunity.com/profiles/76561199492257783
https://t.me/justsometg
Unpacked files
SH256 hash:
476fef34e6b6d47c1cac40b5760e5606e21bf72c112093a269a61339da5e98fc
MD5 hash:
de84291fff030357e25ee26a55d184f5
SHA1 hash:
72fddd0c423b7550fe5d257a225fde31f359adf8
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:Suspicious_Macro_Presence
Author:Mehmet Ali Kerimoglu (CYB3RMX)
Description:This rule detects common malicious/suspicious implementations.
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 476fef34e6b6d47c1cac40b5760e5606e21bf72c112093a269a61339da5e98fc

(this sample)

  
Delivery method
Distributed via web download

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