MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ad5958a9660a51f8daa1340e35491c608eb39b3ccc52d00744c50795122e81c. 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: 2ad5958a9660a51f8daa1340e35491c608eb39b3ccc52d00744c50795122e81c
SHA3-384 hash: 1f6003ef62c0084600d3639808256b750b772fd375347aaa249730eca666cb227d9996dd7df6bc305e7c794bc7ee33ae
SHA1 hash: 0b1889d280e75a58f62310d9faf74972df88dc13
MD5 hash: c1b8dc51c3745d2e1949d72f6303da7a
humanhash: paris-mountain-fourteen-music
File name:2ad5958a9660a51f8daa1340e35491c608eb39b3ccc52d00744c50795122e81c
Download: download sample
Signature Stop
File size:713'728 bytes
First seen:2021-09-29 07:49:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 13d097bc679769118a9ca1658020024c (28 x RedLineStealer, 13 x RaccoonStealer, 1 x DanaBot)
ssdeep 12288:11bwDzLYKxgJXZJ35d3nFbr/xALKmbtsEVFjPKEmxSnY8fRPJwls5U3xpA/wKJ1d:fbCnx2Bjb3nFFALrsEDbKdxh8pPJwlsf
Threatray 737 similar samples on MalwareBazaar
TLSH T104E412E47BD1C433E3AE45314A75A5A0967B3E369DA3424BE23C1B9E5E2C2C15AF1307
File icon (PE):PE icon
dhash icon fcfcd4f4d4d4d8c0 (23 x RedLineStealer, 21 x RaccoonStealer, 6 x Smoke Loader)
Reporter JAMESWT_WT
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
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:
Djvu Stop
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Signature
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 malware configuration
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Yara detected Stop Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 493335 Sample: 7WpL33didu Startdate: 29/09/2021 Architecture: WINDOWS Score: 100 54 Found malware configuration 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Found ransom note / readme 2->58 60 4 other signatures 2->60 8 7WpL33didu.exe 2->8         started        11 7WpL33didu.exe 2->11         started        13 7WpL33didu.exe 2->13         started        15 7WpL33didu.exe 2->15         started        process3 signatures4 64 Injects a PE file into a foreign processes 8->64 17 7WpL33didu.exe 16 8->17         started        66 Multi AV Scanner detection for dropped file 11->66 68 Detected unpacking (changes PE section rights) 11->68 70 Detected unpacking (overwrites its own PE header) 11->70 72 2 other signatures 11->72 22 7WpL33didu.exe 12 11->22         started        24 7WpL33didu.exe 1 16 13->24         started        26 7WpL33didu.exe 12 15->26         started        process5 dnsIp6 48 wrrst.top 17->48 36 C:\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\Desktop38VWZAPQSQL.xlsx, data 17->38 dropped 40 C:\Users\user\Desktop40VWZAPQSQL.jpg, data 17->40 dropped 46 9 other files (3 malicious) 17->46 dropped 62 Modifies existing user documents (likely ransomware behavior) 17->62 50 api.2ip.ua 77.123.139.190, 443, 49745, 49746 VOLIA-ASUA Ukraine 24->50 42 C:\Users\user\AppData\...\7WpL33didu.exe, PE32 24->42 dropped 44 C:\Users\...\7WpL33didu.exe:Zone.Identifier, ASCII 24->44 dropped 28 7WpL33didu.exe 24->28         started        31 icacls.exe 24->31         started        file7 signatures8 process9 signatures10 74 Injects a PE file into a foreign processes 28->74 33 7WpL33didu.exe 12 28->33         started        process11 dnsIp12 52 api.2ip.ua 33->52
Threat name:
Win32.Trojan.Racealer
Status:
Malicious
First seen:
2021-09-25 21:53:08 UTC
AV detection:
37 of 45 (82.22%)
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:
2ad5958a9660a51f8daa1340e35491c608eb39b3ccc52d00744c50795122e81c
MD5 hash:
c1b8dc51c3745d2e1949d72f6303da7a
SHA1 hash:
0b1889d280e75a58f62310d9faf74972df88dc13
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 2ad5958a9660a51f8daa1340e35491c608eb39b3ccc52d00744c50795122e81c

(this sample)

  
Delivery method
Distributed via web download

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