MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e9a78c00f0c651f605119a584225f7ac87ef48eff719b6b4414931c88e7df7df. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash: e9a78c00f0c651f605119a584225f7ac87ef48eff719b6b4414931c88e7df7df
SHA3-384 hash: 3694cc39ae1bde666e84901f4a1911471af414fdb7fbd390fddd23e9c12e301ffb61bcaa472592841f405d9c3bc2a265
SHA1 hash: adcdbf7bffc69fb590785637a9a78a195421a375
MD5 hash: c80ad6ada1635b8bca10287561eeae15
humanhash: georgia-vegan-cat-colorado
File name:c80ad6ada1635b8bca10287561eeae15.exe
Download: download sample
Signature Stop
File size:709'632 bytes
First seen:2021-09-26 14:51:22 UTC
Last seen:2021-09-26 16:30:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ce4c7ed44a96045386f2afd2e6f500aa (6 x RaccoonStealer, 5 x RedLineStealer, 3 x Stop)
ssdeep 12288:1P6oVsI4JakFrCIGrYn3bqYREwC3zDwwq1QwudCxmG0ZlmvpYEWmRq9XcXvxdEr7:FhL3kRXGEn36w2qmwSbZlAfWmRq9wvEP
Threatray 725 similar samples on MalwareBazaar
TLSH T13DE412E176B0C832EBF355758028C2E01D3E7862DE6B514FF28C164B6E2D3869AD5762
File icon (PE):PE icon
dhash icon fcfcd4f4d4dcd8c0 (34 x RaccoonStealer, 21 x RedLineStealer, 8 x ArkeiStealer)
Reporter abuse_ch
Tags:exe Ransomware Stop

Intelligence


File Origin
# of uploads :
2
# of downloads :
369
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c80ad6ada1635b8bca10287561eeae15.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-26 14:56:17 UTC
Tags:
n/a

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
DNS request
Connection attempt
Sending a custom TCP request
Creating a file
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Malware family:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Detection:
malicious
Classification:
rans.spre.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
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
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes many files with high entropy
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 490878 Sample: VnBNqA9Qvi.exe Startdate: 26/09/2021 Architecture: WINDOWS Score: 100 38 192.168.2.1 unknown unknown 2->38 40 api.2ip.ua 2->40 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Antivirus detection for URL or domain 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 4 other signatures 2->58 9 VnBNqA9Qvi.exe 2->9         started        12 VnBNqA9Qvi.exe 2->12         started        signatures3 process4 signatures5 60 Detected unpacking (changes PE section rights) 9->60 62 Detected unpacking (overwrites its own PE header) 9->62 64 Contains functionality to inject code into remote processes 9->64 66 Writes many files with high entropy 9->66 14 VnBNqA9Qvi.exe 1 17 9->14         started        68 Injects a PE file into a foreign processes 12->68 process6 dnsIp7 48 api.2ip.ua 77.123.139.190, 443, 49736, 49741 VOLIA-ASUA Ukraine 14->48 36 C:\Users\...\VnBNqA9Qvi.exe:Zone.Identifier, ASCII 14->36 dropped 18 VnBNqA9Qvi.exe 14->18         started        21 icacls.exe 14->21         started        file8 process9 signatures10 50 Injects a PE file into a foreign processes 18->50 23 VnBNqA9Qvi.exe 1 18 18->23         started        process11 dnsIp12 42 securebiz.org 175.117.131.127, 49742, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 23->42 44 wrrst.top 23->44 46 api.2ip.ua 23->46 28 C:\Users\...\SmartScreenCache.dat.koom (copy), DOS 23->28 dropped 30 C:\Users\user\...\V010000B.log.koom (copy), DOS 23->30 dropped 32 C:\Users\user\Desktop\...behaviorgraphAOBCVIQIJ.docx, DOS 23->32 dropped 34 310 other files (303 malicious) 23->34 dropped 70 Infects executable files (exe, dll, sys, html) 23->70 72 Modifies existing user documents (likely ransomware behavior) 23->72 file13 signatures14
Threat name:
Win32.Ransomware.Stop
Status:
Malicious
First seen:
2021-09-26 11:37:02 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu discovery persistence ransomware suricata
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Modifies file permissions
Detected Djvu ransomware
Djvu Ransomware
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
Unpacked files
SH256 hash:
52abed372fef8c6f6d2f618af456f01bb7840f6a20aeeac882e72f751e8c6c0b
MD5 hash:
0419ceafccad7b4aeeff524530093486
SHA1 hash:
89f265a3036b5642319c49b4f9f89defcc2617ad
Detections:
win_stop_auto
SH256 hash:
e9a78c00f0c651f605119a584225f7ac87ef48eff719b6b4414931c88e7df7df
MD5 hash:
c80ad6ada1635b8bca10287561eeae15
SHA1 hash:
adcdbf7bffc69fb590785637a9a78a195421a375
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:SUSP_XORed_URL_in_EXE
Author:Florian Roth
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: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 e9a78c00f0c651f605119a584225f7ac87ef48eff719b6b4414931c88e7df7df

(this sample)

  
Delivery method
Distributed via web download

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