MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2
SHA3-384 hash: c442879808b5a35de00856d6a28c60cdc170217f2c1dd8a683d8a4d3afcef481d16d651b0eccf0a44f39f080d5877cc3
SHA1 hash: f0a65c9b9b97632b424bd3e3c42932aeb42ac811
MD5 hash: de207c74c9afa99f39122c8fb5e8b1e1
humanhash: north-florida-queen-fruit
File name:de207c74c9afa99f39122c8fb5e8b1e1.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:184'832 bytes
First seen:2021-08-13 14:32:53 UTC
Last seen:2021-08-13 16:08:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 0fef022f94fc67f880d838c0182f1263 (2 x Smoke Loader, 2 x DanaBot, 1 x RedLineStealer)
ssdeep 3072:hOLPEaWwGRKQOngrwRj1nZaNDVLhHp4yRb8a4ROar+CZA9:hOLP1O0RLmBLhHxOROO+Ci
Threatray 4'980 similar samples on MalwareBazaar
TLSH T128049DF17983C87EC091D9F11861DAB46735B8611A04054FA6983F6B2E333E396FE2D6
dhash icon 4839b2b0e8c38890 (105 x RaccoonStealer, 38 x Smoke Loader, 33 x RedLineStealer)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
keygen-step-4.rar
Verdict:
Malicious activity
Analysis date:
2021-08-13 11:07:00 UTC
Tags:
evasion trojan stealer raccoon loader unwanted netsupport autoit vidar rat redline
Link:
https://app.any.run/tasks/dd201383-60ef-4342-8f35-cc9dee47a6d0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/179016/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.9949.12394.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Launching the default Windows debugger (dwwin.exe)
Creating a process with a hidden window
Launching a process
Searching for the window
Reading critical registry keys
Connection attempt
Sending an HTTP POST request
Setting browser functions hooks
Unauthorized injection to a recently created process
Query of malicious DNS domain
Connection attempt to an infection source
Unauthorized injection to a system process
Sending a TCP request to an infection source
Unauthorized injection to a recently created process by context flags manipulation
Deleting of the original file
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Unauthorized injection to a browser process
Launching a file downloaded from the Internet
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:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/743753ee-92d6-42b8-8e90-3e8c4310f8b7
Result
Threat name:
Raccoon SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/832500
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to inject code into remote processes
Contains functionality to steal Internet Explorer form passwords
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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 domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
System process connects to network (likely due to code injection or exploit)
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 Mail credentials (via file access)
Writes to foreign memory regions
Yara detected Raccoon Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 464929 Sample: alPq1SCxvc.exe Startdate: 13/08/2021 Architecture: WINDOWS Score: 100 72 Multi AV Scanner detection for domain / URL 2->72 74 Antivirus detection for URL or domain 2->74 76 Multi AV Scanner detection for submitted file 2->76 78 7 other signatures 2->78 9 alPq1SCxvc.exe 2->9         started        12 jjrihgs 2->12         started        process3 signatures4 92 Detected unpacking (changes PE section rights) 9->92 94 Contains functionality to inject code into remote processes 9->94 96 Injects a PE file into a foreign processes 9->96 14 alPq1SCxvc.exe 9->14         started        17 jjrihgs 12->17         started        process5 signatures6 108 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 14->108 110 Maps a DLL or memory area into another process 14->110 112 Checks if the current machine is a virtual machine (disk enumeration) 14->112 19 explorer.exe 11 14->19 injected 114 Creates a thread in another existing process (thread injection) 17->114 process7 dnsIp8 58 91.241.19.52, 49725, 80 REDBYTES-ASRU Russian Federation 19->58 60 readinglistforjuly1.xyz 146.185.239.6, 49723, 80 PINDC-ASRU Russian Federation 19->60 62 2 other IPs or domains 19->62 42 C:\Users\user\AppData\Roaming\jjrihgs, PE32 19->42 dropped 44 C:\Users\user\AppData\Local\Temp\FFDE.exe, PE32 19->44 dropped 46 C:\Users\user\AppData\Local\Temp\F58C.exe, PE32 19->46 dropped 48 3 other files (1 malicious) 19->48 dropped 80 System process connects to network (likely due to code injection or exploit) 19->80 82 Benign windows process drops PE files 19->82 84 Performs DNS queries to domains with low reputation 19->84 86 4 other signatures 19->86 24 F58C.exe 3 19->24         started        26 explorer.exe 8 19->26         started        30 FFDE.exe 5 19->30         started        32 4 other processes 19->32 file9 signatures10 process11 dnsIp12 35 F58C.exe 80 24->35         started        68 readinglistforjuly2.xyz 26->68 98 System process connects to network (likely due to code injection or exploit) 26->98 100 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 26->100 102 Tries to steal Mail credentials (via file access) 26->102 106 2 other signatures 26->106 70 telete.in 30->70 104 Contains functionality to steal Internet Explorer form passwords 30->104 40 C:\ProgramData\Runtimebroker.exe, PE32 32->40 dropped file13 signatures14 process15 dnsIp16 64 45.67.231.40, 49739, 49756, 80 SERVERIUS-ASNL Moldova Republic of 35->64 66 telete.in 195.201.225.248, 443, 49738, 49753 HETZNER-ASDE Germany 35->66 50 C:\Users\user\AppData\...\vcruntime140.dll, PE32 35->50 dropped 52 C:\Users\user\AppData\...\ucrtbase.dll, PE32 35->52 dropped 54 C:\Users\user\AppData\...\softokn3.dll, PE32 35->54 dropped 56 56 other files (none is malicious) 35->56 dropped 88 Tries to steal Mail credentials (via file access) 35->88 90 Tries to harvest and steal browser information (history, passwords, etc) 35->90 file17 signatures18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-08-13 11:44:44 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
suspicious
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+ 4'970 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:smokeloader botnet:471c70de3b4f9e4d493e418d1f60a90659057de0 botnet:cd8dc1031358b1aec55cc6bc447df1018b068607 backdoor discovery evasion persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/210813-nfrf36p89s/
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
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 SetWindowsHookEx
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks installed software on the system
Deletes itself
Drops startup file
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Defender Real-time Protection settings
Raccoon
Raccoon Stealer Payload
SmokeLoader
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
Malware Config
C2 Extraction:
http://readinglistforjuly1.xyz/
http://readinglistforjuly2.xyz/
http://readinglistforjuly3.xyz/
http://readinglistforjuly4.xyz/
http://readinglistforjuly5.xyz/
http://readinglistforjuly6.xyz/
http://readinglistforjuly7.xyz/
http://readinglistforjuly8.xyz/
http://readinglistforjuly9.xyz/
http://readinglistforjuly10.xyz/
http://readinglistforjuly1.site/
http://readinglistforjuly2.site/
http://readinglistforjuly3.site/
http://readinglistforjuly4.site/
http://readinglistforjuly5.site/
http://readinglistforjuly6.site/
http://readinglistforjuly7.site/
http://readinglistforjuly8.site/
http://readinglistforjuly9.site/
http://readinglistforjuly10.site/
http://readinglistforjuly1.club/
http://readinglistforjuly2.club/
http://readinglistforjuly3.club/
http://readinglistforjuly4.club/
http://readinglistforjuly5.club/
http://readinglistforjuly6.club/
http://readinglistforjuly7.club/
http://readinglistforjuly8.club/
http://readinglistforjuly9.club/
http://readinglistforjuly10.club/
Dropper Extraction:
http://193.56.146.55/Api/GetFile2
Unpacked files
SH256 hash:
8b085611ecc9d6df0bc54d8421e57eb82f70c2c085e488ccfb41b4d26560bc57
MD5 hash:
3dff4690ed57aba1cd05faf0e7d2ec18
SHA1 hash:
feda1fc6459b5391f3a56da56d9da8089944df5b
Link:
https://www.unpac.me/results/9d71f635-91ce-48e5-9b27-ffddf1f9f576/
SH256 hash:
831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2
MD5 hash:
de207c74c9afa99f39122c8fb5e8b1e1
SHA1 hash:
f0a65c9b9b97632b424bd3e3c42932aeb42ac811
Link:
https://www.unpac.me/results/9d71f635-91ce-48e5-9b27-ffddf1f9f576/
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/831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2

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 831ec334b4f5f045aa0ac5f69a91bb69b40741a44b019f3546f21a9aeda6fcd2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1476557/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/179016/

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