MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 39d9ddd497d608cebeb20498e0f2cc273f6b4acc45496bdc73111312c964244f. 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: 18


Intelligence 18 IOCs YARA 11 File information Comments

SHA256 hash: 39d9ddd497d608cebeb20498e0f2cc273f6b4acc45496bdc73111312c964244f
SHA3-384 hash: fbaede8b96b97f01718c792e2d9431a39993e64dafa162062c2349d806f969d93fe62f1660d5aade03eb8774210addb8
SHA1 hash: 78e0834da5463e3a4325cecbbee5af3258342e96
MD5 hash: c210d6b0ff30504f744ff9b4cecea307
humanhash: jupiter-jersey-jersey-orange
File name:setup.exe
Download: download sample
Signature Stop
File size:777'216 bytes
First seen:2023-04-01 02:21:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 724f7af50306908b18449bf42724cf5d (7 x Smoke Loader, 3 x Stop, 2 x GCleaner)
ssdeep 12288:R9lzJq0k0mGDn6zj7Tc1/Uuo0HyOQvLE4qiTpjaCJcqhqBIIoaKD6CB/Ty:R9l1SyDn03c1MF0STTEtiT9JfqaIOB
Threatray 1'581 similar samples on MalwareBazaar
TLSH T167F4122176A180F7C9AB4E306451DB746FBE747197928ACB37281B3E5C742F2463A34E
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0011190141613101 (1 x Stop)
Reporter Chainskilabs
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
296
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
setup.exe
Verdict:
Malicious activity
Analysis date:
2023-04-01 01:29:10 UTC
Tags:
loader smoke trojan ransomware stop stealer vidar amadey

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

Behaviour
Adding an access-denied ACE
Сreating synchronization primitives
Deleting a recently created file
Searching for synchronization primitives
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Creating a process with a hidden window
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
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
CPUID_Instruction
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware khalesi lockbit packed ursnif 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
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 dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 839155 Sample: setup.exe Startdate: 01/04/2023 Architecture: WINDOWS Score: 100 82 Snort IDS alert for network traffic 2->82 84 Multi AV Scanner detection for domain / URL 2->84 86 Malicious sample detected (through community Yara rule) 2->86 88 11 other signatures 2->88 11 setup.exe 2->11         started        14 mstsca.exe 2->14         started        16 setup.exe 2->16         started        process3 signatures4 98 Detected unpacking (changes PE section rights) 11->98 100 Detected unpacking (overwrites its own PE header) 11->100 102 Writes a notice file (html or txt) to demand a ransom 11->102 106 2 other signatures 11->106 18 setup.exe 1 16 11->18         started        104 Multi AV Scanner detection for dropped file 14->104 22 schtasks.exe 14->22         started        process5 dnsIp6 66 api.2ip.ua 162.0.217.254, 443, 49701, 49702 ACPCA Canada 18->66 68 192.168.2.1 unknown unknown 18->68 60 C:\Users\user\...\setup.exe:Zone.Identifier, ASCII 18->60 dropped 62 C:\Users\user\AppData\Local\...\setup.exe, MS-DOS 18->62 dropped 24 setup.exe 18->24         started        27 icacls.exe 18->27         started        29 conhost.exe 22->29         started        file7 process8 signatures9 96 Injects a PE file into a foreign processes 24->96 31 setup.exe 1 25 24->31         started        process10 dnsIp11 74 zexeq.com 222.236.49.123, 49704, 49705, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 31->74 76 uaery.top 211.104.254.139, 49703, 80 KIXS-AS-KRKoreaTelecomKR Korea Republic of 31->76 78 api.2ip.ua 31->78 52 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 31->52 dropped 54 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 31->54 dropped 56 C:\_readme.txt, ASCII 31->56 dropped 58 136 other malicious files 31->58 dropped 80 Modifies existing user documents (likely ransomware behavior) 31->80 36 build2.exe 31->36         started        39 build3.exe 31->39         started        file12 signatures13 process14 file15 90 Detected unpacking (changes PE section rights) 36->90 92 Detected unpacking (overwrites its own PE header) 36->92 42 build2.exe 18 36->42         started        64 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 39->64 dropped 94 Uses schtasks.exe or at.exe to add and modify task schedules 39->94 46 schtasks.exe 39->46         started        signatures16 process17 dnsIp18 70 78.47.168.170, 49708, 80 HETZNER-ASDE Germany 42->70 72 t.me 149.154.167.99, 443, 49707 TELEGRAMRU United Kingdom 42->72 108 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 42->108 110 Tries to harvest and steal browser information (history, passwords, etc) 42->110 112 Tries to steal Crypto Currency Wallets 42->112 48 WerFault.exe 42->48         started        50 conhost.exe 46->50         started        signatures19 process20
Threat name:
Win32.Trojan.Zusy
Status:
Malicious
First seen:
2023-04-01 02:22:07 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar botnet:5df88deb5dde677ba658b77ad5f60248 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/76561199489580435
https://t.me/tabootalks
Unpacked files
SH256 hash:
39d9ddd497d608cebeb20498e0f2cc273f6b4acc45496bdc73111312c964244f
MD5 hash:
c210d6b0ff30504f744ff9b4cecea307
SHA1 hash:
78e0834da5463e3a4325cecbbee5af3258342e96
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:has_telegram_urls
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
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:Telegram_Links
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.
Rule name:win_vidar_a_6118
Author:Johannes Bader
Description:detect unpacked Vidar samples

File information


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

Web download

Stop

Executable exe 39d9ddd497d608cebeb20498e0f2cc273f6b4acc45496bdc73111312c964244f

(this sample)

  
Delivery method
Distributed via web download

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