MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1. 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 3 File information Comments

SHA256 hash: 2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1
SHA3-384 hash: 56cb05016f773682c9e90a2735d87ee8278d3c2f4404be4e647e792eb975888c21e84050109ea75cadb2432ad155301c
SHA1 hash: 2653abac1201b6a60dff1a8e90f04c6a4e26abc0
MD5 hash: ce1fd503790179e50bd9709eaa0ed05a
humanhash: ack-oranges-bulldog-potato
File name:2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1
Download: download sample
Signature Stop
File size:838'656 bytes
First seen:2021-09-03 09:04:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c228cb90f452afcd70a9949027727f58 (3 x Stop, 2 x RedLineStealer, 1 x RaccoonStealer)
ssdeep 12288:xnGkNScSjD/Nq8JqSSOAmXwO+fek/bCGAGGo1ixrU9PxUgNH1cLRR+QzrCY5iA:5GkNSJ9c/ea+FBkiOLN2R++rCY5iA
Threatray 469 similar samples on MalwareBazaar
TLSH T18905F120B690C031F1B311F899BAE2AC65297DF15B64D0CFA6D13AEE26B41E49D30777
dhash icon d824e7d0c4e72158 (6 x RaccoonStealer, 5 x Stop, 2 x ArkeiStealer)
Reporter JAMESWT_WT
Tags:exe Stop

Intelligence


File Origin
# of uploads :
1
# of downloads :
153
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1
Verdict:
Suspicious activity
Analysis date:
2021-09-03 09:30:09 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
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Sending an HTTP GET request
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Malware family:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Clipboard Hijacker Djvu
Detection:
malicious
Classification:
rans.spyw.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)
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 domain / URL
Multi AV Scanner detection for dropped file
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes many files with high entropy
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 477198 Sample: hPYBDY2AaA Startdate: 03/09/2021 Architecture: WINDOWS Score: 100 38 api.2ip.ua 2->38 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Multi AV Scanner detection for domain / URL 2->52 54 Antivirus detection for URL or domain 2->54 56 9 other signatures 2->56 9 hPYBDY2AaA.exe 2->9         started        12 hPYBDY2AaA.exe 2->12         started        signatures3 process4 signatures5 58 Detected unpacking (changes PE section rights) 9->58 60 Contains functionality to inject code into remote processes 9->60 62 Writes many files with high entropy 9->62 14 hPYBDY2AaA.exe 1 16 9->14         started        64 Injects a PE file into a foreign processes 12->64 process6 dnsIp7 46 api.2ip.ua 77.123.139.190, 443, 49709, 49710 VOLIA-ASUA Ukraine 14->46 36 C:\Users\...\hPYBDY2AaA.exe:Zone.Identifier, ASCII 14->36 dropped 18 hPYBDY2AaA.exe 14->18         started        21 icacls.exe 14->21         started        file8 process9 signatures10 48 Injects a PE file into a foreign processes 18->48 23 hPYBDY2AaA.exe 1 24 18->23         started        process11 dnsIp12 40 tbpws.top 187.190.48.60, 49712, 49714, 80 TOTALPLAYTELECOMUNICACIONESSADECVMX Mexico 23->40 42 securebiz.org 183.100.39.157, 49711, 80 KIXS-AS-KRKoreaTelecomKR Korea Republic of 23->42 44 2 other IPs or domains 23->44 28 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 23->28 dropped 30 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 23->30 dropped 32 C:\Users\user\AppData\Local\...\build3.exe, PE32 23->32 dropped 34 324 other files (313 malicious) 23->34 dropped 66 Modifies existing user documents (likely ransomware behavior) 23->66 file13 signatures14
Threat name:
Win32.Trojan.Fragtor
Status:
Malicious
First seen:
2021-08-31 16:36:57 UTC
File Type:
PE (Exe)
Extracted files:
34
AV detection:
31 of 43 (72.09%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar botnet:517 discovery persistence ransomware spyware stealer suricata
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Kills process with taskkill
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
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Detected Djvu ransomeware
Djvu Ransomware
Vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
Malware Config
C2 Extraction:
https://romkaxarit.tumblr.com/
Unpacked files
SH256 hash:
160aa84363640ef0e569e00640cda85b766b67c1ff71b0fd949a3ce2e6e40a9c
MD5 hash:
dc4e9cdb6ae0ce6841be15657634ad11
SHA1 hash:
585d350e71c55988c029423eec6b67737a520fa0
Detections:
win_stop_auto
SH256 hash:
2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1
MD5 hash:
ce1fd503790179e50bd9709eaa0ed05a
SHA1 hash:
2653abac1201b6a60dff1a8e90f04c6a4e26abc0
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: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