MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2. 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


Smoke Loader


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2
SHA3-384 hash: 4269cb170acd9fce8928609fd0c872b52bb25e49ba0ebc7591b76285423b19e6ea0f7eac134c6feed7be9ce644dd2055
SHA1 hash: 9663e2ab46e1ae68887b80ba0e6c78f843f5609a
MD5 hash: bb0d09552bac832dd5249229f9e356ff
humanhash: high-july-crazy-december
File name:SecuriteInfo.com.W32.AIDetect.malware2.8342.27912
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:291'840 bytes
First seen:2021-10-22 01:16:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 25e96726029c322936cf0033b6a07058 (11 x RedLineStealer, 2 x Smoke Loader, 1 x Formbook)
ssdeep 6144:LnjozYIyIiGOURa4vkbC7wxAwM0ZnTV2h:zjmviD8zvybAROnTV2
Threatray 2'237 similar samples on MalwareBazaar
TLSH T1B6548E10AAA0C035F5F312F899BA93ACB92E7EB15B2554CF52D426EE47346E1EC31317
File icon (PE):PE icon
dhash icon aad8ac9cc6a68ee0 (34 x RedLineStealer, 14 x RaccoonStealer, 11 x Smoke Loader)
Reporter SecuriteInfoCom
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/199237/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.8342.27912.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware wacatac
Link:
https://www.filescan.io/uploads/6172110f9a5a1e91c5cd3622/reports/2081bca1-275a-4b89-a390-d15d8855939d/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
DanaBot
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dd18f00d-cd7c-4273-a086-e68c066c13f5
Result
Threat name:
SmokeLoader Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/874963
Signature
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Connects to many ports of the same IP (likely port scanning)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
DLL reload attack detected
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Renames NTDLL to bypass HIPS
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: MSHTA Spawning Windows Shell
Sigma detected: Suspicious MSHTA Process Patterns
Submitted sample is a known malware sample
System process connects to network (likely due to code injection or exploit)
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
Yara detected SmokeLoader
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 507391 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 22/10/2021 Architecture: WINDOWS Score: 100 115 Found malware configuration 2->115 117 Multi AV Scanner detection for submitted file 2->117 119 Yara detected Vidar 2->119 121 12 other signatures 2->121 13 SecuriteInfo.com.W32.AIDetect.malware2.8342.exe 1 2->13         started        16 gcjsfuv 1 2->16         started        process3 file4 145 DLL reload attack detected 13->145 147 Detected unpacking (changes PE section rights) 13->147 149 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 13->149 157 2 other signatures 13->157 19 explorer.exe 10 13->19 injected 75 C:\Users\user\AppData\Local\Temp\1105.tmp, PE32 16->75 dropped 151 Machine Learning detection for dropped file 16->151 153 Renames NTDLL to bypass HIPS 16->153 155 Maps a DLL or memory area into another process 16->155 signatures5 process6 dnsIp7 97 nusurtal4f.net 5.61.34.153, 49758, 80 LEASEWEB-DE-FRA-10DE United Kingdom 19->97 99 bitbucket.org 104.192.141.1, 443, 49759 AMAZON-02US United States 19->99 101 3 other IPs or domains 19->101 77 C:\Users\user\AppData\Roaming\gcjsfuv, PE32 19->77 dropped 79 C:\Users\user\AppData\Local\Temp\9109.exe, PE32 19->79 dropped 81 C:\Users\user\AppData\Local\Temp\8D7D.exe, PE32 19->81 dropped 83 3 other malicious files 19->83 dropped 123 System process connects to network (likely due to code injection or exploit) 19->123 125 Benign windows process drops PE files 19->125 127 Deletes itself after installation 19->127 129 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->129 24 889A.exe 74 19->24         started        29 84B1.exe 5 19->29         started        31 8D7D.exe 8 19->31         started        33 9109.exe 14 3 19->33         started        file8 signatures9 process10 dnsIp11 103 mas.to 88.99.75.82, 443, 49774 HETZNER-ASDE Germany 24->103 105 65.108.80.190, 49775, 80 ALABANZA-BALTUS United States 24->105 85 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 24->85 dropped 87 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 24->87 dropped 89 C:\Users\user\AppData\...\freebl3[1].dll, PE32 24->89 dropped 91 9 other files (none is malicious) 24->91 dropped 131 Detected unpacking (changes PE section rights) 24->131 133 Detected unpacking (overwrites its own PE header) 24->133 135 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->135 143 2 other signatures 24->143 35 cmd.exe 24->35         started        107 2.56.214.190, 49811, 59628 MVPShttpswwwmvpsnetEU Netherlands 29->107 137 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 29->137 139 Machine Learning detection for dropped file 29->139 141 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 29->141 37 mshta.exe 31->37         started        109 cdn.discordapp.com 162.159.133.233, 443, 49782 CLOUDFLARENETUS United States 33->109 111 192.168.2.1 unknown unknown 33->111 file12 signatures13 process14 process15 39 conhost.exe 35->39         started        41 taskkill.exe 35->41         started        43 timeout.exe 35->43         started        45 cmd.exe 37->45         started        file16 95 C:\Users\user\AppData\...\FNY67C5U6Wct5h.EXe, PE32 45->95 dropped 159 Submitted sample is a known malware sample 45->159 49 FNY67C5U6Wct5h.EXe 45->49         started        52 conhost.exe 45->52         started        54 taskkill.exe 45->54         started        signatures17 process18 signatures19 113 Machine Learning detection for dropped file 49->113 56 mshta.exe 49->56         started        58 mshta.exe 49->58         started        process20 process21 60 cmd.exe 56->60         started        63 cmd.exe 58->63         started        file22 93 C:\Users\user\AppData\Local\...PPQh6FG.f1, PE32 60->93 dropped 65 conhost.exe 60->65         started        67 cmd.exe 60->67         started        69 cmd.exe 60->69         started        71 msiexec.exe 60->71         started        73 conhost.exe 63->73         started        process23
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-10-21 22:42:46 UTC
AV detection:
10 of 28 (35.71%)
Threat level:
  5/5
Verdict:
malicious
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Smoke Loader
+ 2'227 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:redline family:smokeloader family:vidar botnet:517 botnet:706 botnet:btc-2021 backdoor discovery infostealer persistence ransomware spyware stealer suricata trojan
Link:
https://tria.ge/reports/211022-bndejabhej/
Behaviour
Checks SCSI registry key(s)
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 behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
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
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Deletes itself
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Detected Djvu ransomware
Djvu Ransomware
RedLine
RedLine Payload
SmokeLoader
Vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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:
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
https://mas.to/@xeroxxx
http://rlrz.org/lancer
2.56.214.190:59628
Unpacked files
SH256 hash:
bfc885ce74d24de6155e7460de32e940ef49b822f26d588310f519ad837ffbd6
MD5 hash:
4412c75f00dc6572efb3e171c4642f5c
SHA1 hash:
018a5a75ff828f4de3d1eae5735cf748beead94c
Link:
https://www.unpac.me/results/85cbac7b-ac91-4049-a1e7-30d7f3679558/
SH256 hash:
cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2
MD5 hash:
bb0d09552bac832dd5249229f9e356ff
SHA1 hash:
9663e2ab46e1ae68887b80ba0e6c78f843f5609a
Link:
https://www.unpac.me/results/85cbac7b-ac91-4049-a1e7-30d7f3679558/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/cdf95cc4da03/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/cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2

File information

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

Web download

Smoke Loader

Executable exe cdf95cc4da03cde567f3deff3fb0d483b91fbf8277313acab2a191fb29b614c2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1706192/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/199237/

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