MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2144fcba25786b3a40a26396f540ac398602956c826402a96f191abe73ac1bca. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments

SHA256 hash: 2144fcba25786b3a40a26396f540ac398602956c826402a96f191abe73ac1bca
SHA3-384 hash: e08c06c77803419a3f543b2eb243e245ef7bf0b5de8167517f466aea6bc3674e21bebd11948cc0a67bdeda145443e0ea
SHA1 hash: 32004b928c4c3b3b003c5aab2cf12b525567930a
MD5 hash: 8ea60a591c9008d6c9591a88a234f844
humanhash: dakota-earth-december-tennis
File name:setup.exe
Download: download sample
Signature Stop
File size:916'992 bytes
First seen:2023-03-23 01:47:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 18027003e68ded455b288db03553d6d2 (2 x Smoke Loader, 2 x LummaStealer, 2 x Stop)
ssdeep 12288:9dQ20eXN2r/6S5VgxjZwmIFz49ghnY8o1/Jtl6pdNL6rulxrW:94eXN2WSAyb5Ggg1x2pGS
Threatray 1'431 similar samples on MalwareBazaar
TLSH T15B15F11213E36C71EF1747728F2AC7F82A5EB8209E1B7B6E124DAA3F0D701A1D566705
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 088ac24852404652 (1 x Stop)
Reporter Chainskilabs
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
263
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
setup.exe
Verdict:
Malicious activity
Analysis date:
2023-03-23 01:50:38 UTC
Tags:
ransomware stop loader

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
DNS request
Searching for synchronization primitives
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:
azorult glupteba 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 many strings related to Crypto-Wallets (likely being stolen)
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 832943 Sample: setup.exe Startdate: 23/03/2023 Architecture: WINDOWS Score: 100 91 Snort IDS alert for network traffic 2->91 93 Malicious sample detected (through community Yara rule) 2->93 95 Antivirus detection for URL or domain 2->95 97 10 other signatures 2->97 12 setup.exe 2->12         started        15 setup.exe 2->15         started        17 setup.exe 2->17         started        19 4 other processes 2->19 process3 signatures4 117 Detected unpacking (changes PE section rights) 12->117 119 Detected unpacking (overwrites its own PE header) 12->119 121 Writes a notice file (html or txt) to demand a ransom 12->121 123 Writes many files with high entropy 12->123 21 setup.exe 1 16 12->21         started        125 Injects a PE file into a foreign processes 17->125 25 setup.exe 17->25         started        127 Multi AV Scanner detection for dropped file 19->127 27 setup.exe 19->27         started        29 schtasks.exe 19->29         started        process5 dnsIp6 81 api.2ip.ua 162.0.217.254, 443, 49706, 49707 ACPCA Canada 21->81 63 C:\Users\user\...\setup.exe:Zone.Identifier, ASCII 21->63 dropped 65 C:\Users\user\AppData\Local\...\setup.exe, MS-DOS 21->65 dropped 31 setup.exe 21->31         started        34 icacls.exe 21->34         started        83 192.168.2.1 unknown unknown 25->83 36 conhost.exe 29->36         started        file7 process8 signatures9 129 Injects a PE file into a foreign processes 31->129 38 setup.exe 1 25 31->38         started        process10 dnsIp11 85 zexeq.com 186.182.55.44, 49709, 49710, 80 TechtelLMDSComunicacionesInteractivasSAAR Argentina 38->85 87 uaery.top 109.98.58.98, 49708, 80 RTDBucharestRomaniaRO Romania 38->87 89 api.2ip.ua 38->89 67 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 38->67 dropped 69 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 38->69 dropped 71 C:\Users\user\AppData\Local\...\build2.exe, PE32 38->71 dropped 73 115 other malicious files 38->73 dropped 105 Modifies existing user documents (likely ransomware behavior) 38->105 43 build2.exe 38->43         started        46 build3.exe 38->46         started        file12 signatures13 process14 file15 107 Multi AV Scanner detection for dropped file 43->107 109 Detected unpacking (changes PE section rights) 43->109 111 Detected unpacking (overwrites its own PE header) 43->111 113 Machine Learning detection for dropped file 43->113 49 build2.exe 20 43->49         started        75 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 46->75 dropped 115 Uses schtasks.exe or at.exe to add and modify task schedules 46->115 53 schtasks.exe 46->53         started        signatures16 process17 dnsIp18 77 t.me 149.154.167.99, 443, 49711 TELEGRAMRU United Kingdom 49->77 79 195.201.45.203, 49712, 80 HETZNER-ASDE Germany 49->79 99 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 49->99 101 Tries to harvest and steal browser information (history, passwords, etc) 49->101 103 Tries to steal Crypto Currency Wallets 49->103 55 cmd.exe 49->55         started        57 conhost.exe 53->57         started        signatures19 process20 process21 59 conhost.exe 55->59         started        61 timeout.exe 55->61         started       
Threat name:
Win32.Trojan.Glupteba
Status:
Malicious
First seen:
2023-03-23 01:48:06 UTC
File Type:
PE (Exe)
Extracted files:
43
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar 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/76561199472266392
Unpacked files
SH256 hash:
55c0548cb65388c832a83b1e7a288e025605ab8a7361a81871ced16aba8e2c18
MD5 hash:
8e509e7a654c2cb66aebd6dbe396a9ff
SHA1 hash:
4d3d432a08c2d9b1204b0e65276378004095b50b
Detections:
win_stop_auto
SH256 hash:
2144fcba25786b3a40a26396f540ac398602956c826402a96f191abe73ac1bca
MD5 hash:
8ea60a591c9008d6c9591a88a234f844
SHA1 hash:
32004b928c4c3b3b003c5aab2cf12b525567930a
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 2144fcba25786b3a40a26396f540ac398602956c826402a96f191abe73ac1bca

(this sample)

  
Delivery method
Distributed via web download

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