MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f
SHA3-384 hash: 0f1ac1386d37d548578aa2b65356f3ce6c10c5c1a703c8d8d0a174847fd700fb0eb4ccae5e6bc247983555e188fca62a
SHA1 hash: c46eeddc16f2ed1086df604bda5aeae3e04925d9
MD5 hash: 45ed57f12a14f6d3b0b3e2f77789308b
humanhash: echo-pennsylvania-speaker-oregon
File name:68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f
Download: download sample
Signature Stop
Create hunting rule
File size:816'128 bytes
First seen:2021-09-06 06:39:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 643ebdf6c61886ec0dd55f3c7b737569 (2 x Stop, 1 x RaccoonStealer)
ssdeep 24576:clpjJQwS9J9coqObnQGluyIyLL6DIfMS0l71:cl3ZSXTnQz4UXnl
Threatray 514 similar samples on MalwareBazaar
TLSH T1E905125B3691C93BC68306705CA5B3B56532BC5969E2E27733C8768F2EF02946B13327
dhash icon fcfcf4f4d4dcd8c0 (26 x RaccoonStealer, 11 x RedLineStealer, 9 x Stop)
Reporter JAMESWT_WT
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f
Verdict:
Suspicious activity
Analysis date:
2021-09-06 07:13:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2c79de51-81b4-4886-ab03-276168d078f9

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/185546/
Detection(s):
Win.Packed.Filerepmalware-9890038-0
Create hunting rule

Win.Packed.Fragtor-9890049-0
Create hunting rule

Win.Packed.Fragtor-9890050-0
Create hunting rule

Win.Packed.Generic-9890077-0
Create hunting rule

Win.Packed.Fragtor-9890080-0
Create hunting rule

Win.Packed.Generic-9890092-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
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
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Malware family:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/18e19e9f-ad70-43f0-8b53-4f94db5c7353
Result
Threat name:
Clipboard Hijacker Djvu Zorab
Create hunting rule
Detection:
malicious
Classification:
rans.spre.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/845869
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
Infects executable files (exe, dll, sys, html)
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 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
Yara detected Zorab Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 478304 Sample: DgeU5MKkKC Startdate: 06/09/2021 Architecture: WINDOWS Score: 100 79 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->79 81 Antivirus detection for URL or domain 2->81 83 Multi AV Scanner detection for submitted file 2->83 85 7 other signatures 2->85 12 DgeU5MKkKC.exe 2->12         started        15 DgeU5MKkKC.exe 2->15         started        17 mstsca.exe 2->17         started        19 2 other processes 2->19 process3 signatures4 91 Detected unpacking (changes PE section rights) 12->91 93 Contains functionality to inject code into remote processes 12->93 95 Writes many files with high entropy 12->95 21 DgeU5MKkKC.exe 1 16 12->21         started        97 Injects a PE file into a foreign processes 15->97 25 DgeU5MKkKC.exe 12 15->25         started        27 mstsca.exe 17->27         started        29 mstsca.exe 19->29         started        31 mstsca.exe 19->31         started        process5 dnsIp6 69 api.2ip.ua 77.123.139.190, 443, 49722, 49723 VOLIA-ASUA Ukraine 21->69 59 C:\Users\...\DgeU5MKkKC.exe:Zone.Identifier, ASCII 21->59 dropped 33 DgeU5MKkKC.exe 21->33         started        36 icacls.exe 21->36         started        38 schtasks.exe 27->38         started        file7 process8 signatures9 77 Injects a PE file into a foreign processes 33->77 40 DgeU5MKkKC.exe 1 24 33->40         started        45 conhost.exe 38->45         started        process10 dnsIp11 71 securebiz.org 58.235.189.190, 49724, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 40->71 73 tbpws.top 14.51.96.70, 49725, 49727, 80 KIXS-AS-KRKoreaTelecomKR Korea Republic of 40->73 75 api.2ip.ua 40->75 61 C:\Users\user\...\RE4nqTh[1].png.lqqw (copy), DOS 40->61 dropped 63 C:\Users\user\...\USS.jtx.lqqw (copy), DOS 40->63 dropped 65 C:\Users\user\AppData\...\RE4nqTh[1].png, DOS 40->65 dropped 67 396 other files (376 malicious) 40->67 dropped 87 Infects executable files (exe, dll, sys, html) 40->87 89 Modifies existing user documents (likely ransomware behavior) 40->89 47 build3.exe 40->47         started        file12 signatures13 process14 signatures15 99 Detected unpacking (changes PE section rights) 47->99 101 Machine Learning detection for dropped file 47->101 103 Uses schtasks.exe or at.exe to add and modify task schedules 47->103 105 Injects a PE file into a foreign processes 47->105 50 build3.exe 1 47->50         started        process16 file17 57 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 50->57 dropped 53 schtasks.exe 50->53         started        process18 process19 55 conhost.exe 53->55         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-09-01 06:14:06 UTC
File Type:
PE (Exe)
Extracted files:
88
AV detection:
31 of 43 (72.09%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nbryvu3g3ek4dxzvarrqeee5vrtvz2pyacjv6n32ogbysr45im7q._file
Verdict:
malicious
Similar samples:
20ebe8ff1da6f2023a43b3e3cbe14479961699f9dec0324f72070fa2b275eaae
Stop
496b5885ff8f521c91ca037338e188ea0374bf86816d0c804d3010fd2f5fec38
Stop
9634e7bbda11d42ed7eda4f7cc1965dea16ab45877cb425d322e830cf63a0657
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9feb26b9550dbf46719374757468d95b6882c00fd3ca65a02e9edf2854e900a9
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b055016e0d82c57b58cd126f26b4b8f4dae1441f0019bdaa42452e815f128944
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bfbf6bb9393e511a06e90d432e7538059ae75f9f1525f0f503d1d0bec0d32124
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e81e9dfe89a98449992b1ca9e4acb9905b606dc3de186b9de94241bde3b230be
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e8bcd430d48c430ced6992340cbce21ffc1a4d8cc60e6255b76870d33a5ea6b9
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ff9e059a789e94573fb32a918657d5c5c59b5395fab873cbcec7b1543435fe93
Stop
+ 504 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:517 discovery persistence ransomware spyware stealer suricata
Link:
https://tria.ge/reports/210906-he9vpsdfhn/
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
Create hunting rule
Link:
https://www.unpac.me/results/776012e3-be5a-40ac-aeb5-27ddeff6b853/
Parent samples :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 hash:
68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f
MD5 hash:
45ed57f12a14f6d3b0b3e2f77789308b
SHA1 hash:
c46eeddc16f2ed1086df604bda5aeae3e04925d9
Link:
https://www.unpac.me/results/776012e3-be5a-40ac-aeb5-27ddeff6b853/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/68638ad366d9/report/overview.html
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/68638ad366d915c1df35046302109dac675ce9f800935f377a718389479d433f

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/185546/

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