MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45bdc7cb0d2dd526eb9a782b0d948eb0ca86204c51b2252a0c910bb7fef0b6a5. 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 6 File information Comments

SHA256 hash: 45bdc7cb0d2dd526eb9a782b0d948eb0ca86204c51b2252a0c910bb7fef0b6a5
SHA3-384 hash: ff0015c06603e0c3fe72f9a36b342386d2223692dc9e7ad6316caeb61ed70f3d32e315e9ae3931ce75a9e6fa18900c13
SHA1 hash: cd80b88b320590c38d09f85d9cbb71f19ef2d199
MD5 hash: 98eedc4376c0716025cd9d26c62990b1
humanhash: coffee-maryland-social-eighteen
File name:1.bin
Download: download sample
Signature Stop
File size:864'768 bytes
First seen:2023-03-16 19:50:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6612dafa422ad7222b10c04f9df23888 (1 x Loki, 1 x Stop)
ssdeep 12288:1hOWC0cUIbpUPkiCSQsET8ZMn1LSzP0Jiue6Zs9YzPO8bRIT0vDcM7wUVxBV96+M:1NCa8J93sMny8f7c4Fb71wUV7aVh
Threatray 1'359 similar samples on MalwareBazaar
TLSH T12305CF0396E17C50EB664B739E1EC6E8761EF5608F097BE72218AE6F14B11B2C173742
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 40289480c4d48000 (1 x Stop)
Reporter petikvx
Tags:Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
115
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
1.bin
Verdict:
Malicious activity
Analysis date:
2023-03-16 02:21:26 UTC
Tags:
loader ransomware stop stealer

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
Sending a custom TCP request
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
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
CPUID_Instruction
MeasuringTime
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
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, Djvu
Detection:
malicious
Classification:
rans.troj.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 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
Sample uses process hollowing technique
Snort IDS alert for network traffic
Writes a notice file (html or txt) to demand a ransom
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 828226 Sample: 1.bin.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Antivirus detection for URL or domain 2->55 57 6 other signatures 2->57 8 1.bin.exe 2->8         started        11 1.bin.exe 2->11         started        13 1.bin.exe 2->13         started        15 1.bin.exe 2->15         started        process3 signatures4 61 Multi AV Scanner detection for dropped file 8->61 63 Detected unpacking (changes PE section rights) 8->63 65 Detected unpacking (overwrites its own PE header) 8->65 73 2 other signatures 8->73 17 1.bin.exe 1 19 8->17         started        67 Contains functionality to inject code into remote processes 11->67 69 Injects a PE file into a foreign processes 11->69 22 1.bin.exe 1 16 11->22         started        71 Sample uses process hollowing technique 13->71 24 1.bin.exe 13->24         started        26 1.bin.exe 12 15->26         started        process5 dnsIp6 47 zexeq.com 189.245.141.165, 49701, 80 UninetSAdeCVMX Mexico 17->47 35 C:\Users\user\_readme.txt, ASCII 17->35 dropped 37 C:\Users\user\Desktop\...behaviorgraphRXZDKKVDB.png, data 17->37 dropped 39 C:\Users\user\Desktop\...39YMMPCEIMA.mp3, data 17->39 dropped 45 4 other malicious files 17->45 dropped 59 Modifies existing user documents (likely ransomware behavior) 17->59 49 api.2ip.ua 162.0.217.254, 443, 49698, 49699 ACPCA Canada 22->49 41 C:\Users\user\AppData\Local\...\1.bin.exe, PE32 22->41 dropped 43 C:\Users\user\...\1.bin.exe:Zone.Identifier, ASCII 22->43 dropped 28 1.bin.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 75 Injects a PE file into a foreign processes 28->75 33 1.bin.exe 12 28->33         started        process11
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2023-03-16 04:12:48 UTC
File Type:
PE (Exe)
Extracted files:
67
AV detection:
21 of 24 (87.50%)
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 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://t.me/zaskullz
https://steamcommunity.com/profiles/76561199486572327
http://135.181.87.234:80
Unpacked files
SH256 hash:
45bdc7cb0d2dd526eb9a782b0d948eb0ca86204c51b2252a0c910bb7fef0b6a5
MD5 hash:
98eedc4376c0716025cd9d26c62990b1
SHA1 hash:
cd80b88b320590c38d09f85d9cbb71f19ef2d199
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.

Comments