MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50
SHA3-384 hash: a51f5d8fcc37de762a7d68282dc117e5097cc4139486a2f9e1f56e933adc0cacb82578a5e0b3cf6d97ec6e5ff38c5bab
SHA1 hash: bf850bbdfe189d3ca407d94d0cb397df0c9f8c72
MD5 hash: d2404ea814118c5bec66ee28ef3679e2
humanhash: social-skylark-helium-tennis
File name:d2404ea814118c5bec66ee28ef3679e2.exe
Download: download sample
Signature Stop
Create hunting rule
File size:813'568 bytes
First seen:2021-06-04 16:19:57 UTC
Last seen:2021-06-04 16:40:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7c0bab53bf5329ade640060d23040f64 (1 x Stop, 1 x CryptBot)
ssdeep 12288:8R5AK5XCHxqn9xnY+O14d5vJPJAhdtWg0yqHcsqqWegzgM6uicWytOF4WD84m2lp:qAKOgXOGU8BMsqqWe6ZfiIWDxq/
TLSH 88050100B7E5C035F0F717B55A7982A9A42E7DA0AB3190CF22E926ED5335AE0ED30757
Reporter abuse_ch
Tags:exe Stop

Intelligence

File Origin
# of uploads :
2
# of downloads :
508
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d2404ea814118c5bec66ee28ef3679e2.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-04 16:26:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5424f4e6-335b-49c0-8be3-bd87c270b797

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164631/
Detection(s):
SecuriteInfo.com.Troj.Kryptik-TR.17728.9093.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
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
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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.
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797384
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
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
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Mutes Antivirus updates and installments via hosts file black listing
Sample uses process hollowing technique
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)
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
Writes many files with high entropy
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 429780 Sample: ZDiZ2GxREW.exe Startdate: 04/06/2021 Architecture: WINDOWS Score: 100 102 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->102 104 Multi AV Scanner detection for domain / URL 2->104 106 Antivirus detection for URL or domain 2->106 108 4 other signatures 2->108 12 ZDiZ2GxREW.exe 2->12         started        15 ZDiZ2GxREW.exe 2->15         started        17 ZDiZ2GxREW.exe 2->17         started        19 ZDiZ2GxREW.exe 2->19         started        process3 signatures4 132 Contains functionality to inject code into remote processes 12->132 134 Writes many files with high entropy 12->134 136 Injects a PE file into a foreign processes 12->136 21 ZDiZ2GxREW.exe 1 18 12->21         started        138 Sample uses process hollowing technique 15->138 25 ZDiZ2GxREW.exe 15->25         started        27 ZDiZ2GxREW.exe 17->27         started        29 ZDiZ2GxREW.exe 19->29         started        process5 dnsIp6 94 api.2ip.ua 77.123.139.190, 443, 49726, 49735 VOLIA-ASUA Ukraine 21->94 76 C:\Users\user\AppData\...\ZDiZ2GxREW.exe, PE32 21->76 dropped 78 C:\Users\...\ZDiZ2GxREW.exe:Zone.Identifier, ASCII 21->78 dropped 31 ZDiZ2GxREW.exe 21->31         started        34 icacls.exe 21->34         started        96 192.168.2.1 unknown unknown 29->96 file7 process8 signatures9 140 Injects a PE file into a foreign processes 31->140 36 ZDiZ2GxREW.exe 1 27 31->36         started        41 updatewin1.exe 34->41         started        process10 dnsIp11 90 asvb.top 34.95.209.3, 49736, 49737, 49738 GOOGLEUS United States 36->90 92 api.2ip.ua 36->92 68 C:\Users\...\CachedImage_1280_1024_POS4.jpg, DOS 36->68 dropped 70 C:\Users\user\AppData\...\appssynonyms.txt, DOS 36->70 dropped 72 C:\Users\user\AppData\Local\...\edb.log, COM 36->72 dropped 74 184 other files (171 malicious) 36->74 dropped 110 Modifies existing user documents (likely ransomware behavior) 36->110 43 5.exe 36->43         started        46 updatewin2.exe 36->46         started        49 updatewin1.exe 2 36->49         started        51 powershell.exe 41->51         started        file12 signatures13 process14 file15 118 Multi AV Scanner detection for dropped file 43->118 120 Machine Learning detection for dropped file 43->120 122 Injects a PE file into a foreign processes 43->122 53 5.exe 43->53         started        88 C:\Windows\System32\drivers\etc\hosts, ASCII 46->88 dropped 124 Antivirus detection for dropped file 46->124 126 Detected unpacking (overwrites its own PE header) 46->126 128 Mutes Antivirus updates and installments via hosts file black listing 46->128 130 Modifies the hosts file 46->130 58 conhost.exe 51->58         started        signatures16 process17 dnsIp18 98 159.69.20.131, 49749, 80 HETZNER-ASDE Germany 53->98 100 dimashub.tumblr.com 74.114.154.22, 443, 49748 AUTOMATTICUS Canada 53->100 80 C:\Users\user\AppData\...\softokn3[1].dll, PE32 53->80 dropped 82 C:\Users\user\AppData\...\freebl3[1].dll, PE32 53->82 dropped 84 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 53->84 dropped 86 9 other files (none is malicious) 53->86 dropped 112 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 53->112 114 Tries to harvest and steal browser information (history, passwords, etc) 53->114 116 Tries to steal Crypto Currency Wallets 53->116 60 cmd.exe 53->60         started        file19 signatures20 process21 process22 62 conhost.exe 60->62         started        64 taskkill.exe 60->64         started        66 timeout.exe 60->66         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50/
Threat name:
Win32.Ransomware.Stop
Create hunting rule
Status:
Malicious
First seen:
2021-06-04 16:20:12 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gf6xkambgdvk7tgtooqbknkin3rxpfznmv2mxkdimtsu5ugwfvia._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210604-6cgesjtzae/
Behaviour
Checks processor information in registry
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
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Modifies extensions of user files
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
Unpacked files
SH256 hash:
b9399ac122c32dc2f542de5aebf1f052cd1853cef13c3538d0e99798adf1f0ad
MD5 hash:
8d60fbd55d5c02cb3526d54a5f19af79
SHA1 hash:
9c43c05a1a40021fa7d9af5ca27207f55cc6ff54
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/3025290b-7d16-4db8-909e-fc851b2eda85/
Parent samples :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 hash:
317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50
MD5 hash:
d2404ea814118c5bec66ee28ef3679e2
SHA1 hash:
bf850bbdfe189d3ca407d94d0cb397df0c9f8c72
Link:
https://www.unpac.me/results/3025290b-7d16-4db8-909e-fc851b2eda85/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50

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
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stop

Executable exe 317d75018130eaafccd373a01535486ee377972d6574cba86864e54ed0d62d50

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/164631/
  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

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