MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0
SHA3-384 hash: 20c144d6c52680675ab65d075218a59057a8f7a0d5ea7f39ec0d8dc7b8820949425c42683edc8233586a16e93346fbbb
SHA1 hash: 51e445724b8f9d5587b8158ad3db421ff5116cde
MD5 hash: d72f175456ff83f6ada507bb5903fb00
humanhash: football-six-arkansas-mississippi
File name:d72f175456ff83f6ada507bb5903fb00.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:198'144 bytes
First seen:2021-08-16 15:39:17 UTC
Last seen:2021-08-16 16:59:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 32eca4427f106c548c06ec4f87d7efd7 (4 x Smoke Loader, 1 x RedLineStealer, 1 x RaccoonStealer)
ssdeep 3072:BnO59tS1XiKO2vzu5ArBN8PR3QuKT0yB3edoMZ6P3p:Bh1XvBv7lFMAP3
Threatray 5'322 similar samples on MalwareBazaar
TLSH T19714C021F9A0D5F3F4D6013804A2FAE05AA8FD75E650065B27983E9F5F703E0563A39E
dhash icon 10367878727e7636 (8 x RaccoonStealer, 4 x Smoke Loader, 2 x DanaBot)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d72f175456ff83f6ada507bb5903fb00.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-16 15:40:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/98410d09-7b65-4c4e-a7af-24bf41dd6c6e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
zeus
Create hunting rule
Link:
https://www.capesandbox.com/analysis/179608/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.18163.9089.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Connection attempt to an infection source
Creating a process from a recently created file
Unauthorized injection to a recently created process
Query of malicious DNS domain
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
Unauthorized injection to a system process
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/b725a94f-6c01-497c-8875-36b0bf4b2024
Result
Threat name:
Raccoon RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/833679
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if browser processes are running
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
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)
Hides threads from debuggers
Injects a PE file into a foreign processes
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 dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to resolve many domain names, but no domain seems valid
Tries to steal Mail credentials (via file access)
Uses known network protocols on non-standard ports
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 466106 Sample: gLotJhqEyL.exe Startdate: 16/08/2021 Architecture: WINDOWS Score: 100 45 telete.in 2->45 59 Found malware configuration 2->59 61 Antivirus detection for URL or domain 2->61 63 Multi AV Scanner detection for submitted file 2->63 65 11 other signatures 2->65 10 gLotJhqEyL.exe 2->10         started        13 ccstfvr 2->13         started        signatures3 process4 signatures5 77 Detected unpacking (changes PE section rights) 10->77 79 Contains functionality to inject code into remote processes 10->79 81 Injects a PE file into a foreign processes 10->81 15 gLotJhqEyL.exe 10->15         started        83 Multi AV Scanner detection for dropped file 13->83 85 Machine Learning detection for dropped file 13->85 18 ccstfvr 13->18         started        process6 signatures7 111 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 15->111 113 Maps a DLL or memory area into another process 15->113 115 Checks if the current machine is a virtual machine (disk enumeration) 15->115 20 explorer.exe 2 15->20 injected 117 Creates a thread in another existing process (thread injection) 18->117 process8 dnsIp9 47 readinglistforjuly8.xyz 20->47 49 readinglistforjuly7.xyz 20->49 51 14 other IPs or domains 20->51 41 C:\Users\user\AppData\Roaming\ccstfvr, PE32 20->41 dropped 43 C:\Users\user\...\ccstfvr:Zone.Identifier, ASCII 20->43 dropped 67 System process connects to network (likely due to code injection or exploit) 20->67 69 Benign windows process drops PE files 20->69 71 Performs DNS queries to domains with low reputation 20->71 75 2 other signatures 20->75 25 A0F4.exe 15 23 20->25         started        29 explorer.exe 12 20->29         started        31 B519.exe 3 20->31         started        33 7 other processes 20->33 file10 73 Tries to resolve many domain names, but no domain seems valid 49->73 signatures11 process12 dnsIp13 53 95.179.166.29, 49740, 60101 AS-CHOOPAUS Netherlands 25->53 55 api.ip.sb 25->55 87 Detected unpacking (changes PE section rights) 25->87 89 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 25->89 91 Query firmware table information (likely to detect VMs) 25->91 93 Tries to harvest and steal browser information (history, passwords, etc) 25->93 35 conhost.exe 25->35         started        57 readinglistforjuly5.site 29->57 95 System process connects to network (likely due to code injection or exploit) 29->95 97 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 29->97 99 Tries to steal Mail credentials (via file access) 29->99 109 2 other signatures 29->109 101 Tries to detect sandboxes and other dynamic analysis tools (window names) 31->101 103 Hides threads from debuggers 31->103 105 Tries to detect sandboxes / dynamic malware analysis system (registry check) 31->105 37 conhost.exe 31->37         started        39 WerFault.exe 33->39         started        signatures14 107 Tries to resolve many domain names, but no domain seems valid 57->107 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0/
Threat name:
Win32.Backdoor.Mokes
Create hunting rule
Status:
Malicious
First seen:
2021-08-16 14:59:15 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3sm4kloj5ann3yrmzfmakpqrxvrwaxfzbfj5q3lvvgew2wc2c6qa._file
Verdict:
suspicious
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Smoke Loader
+ 5'312 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor suricata trojan
Link:
https://tria.ge/reports/210816-z5bc9cybh6/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
SmokeLoader
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
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/
Unpacked files
SH256 hash:
8b085611ecc9d6df0bc54d8421e57eb82f70c2c085e488ccfb41b4d26560bc57
MD5 hash:
3dff4690ed57aba1cd05faf0e7d2ec18
SHA1 hash:
feda1fc6459b5391f3a56da56d9da8089944df5b
Link:
https://www.unpac.me/results/c3ac76d9-6a1b-4dd8-bee1-97ee8455adc3/
SH256 hash:
dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0
MD5 hash:
d72f175456ff83f6ada507bb5903fb00
SHA1 hash:
51e445724b8f9d5587b8158ad3db421ff5116cde
Link:
https://www.unpac.me/results/c3ac76d9-6a1b-4dd8-bee1-97ee8455adc3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/dc99c52dc9e8/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/dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0

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 dc99c52dc9e81adde22cc958053e11bd63605cb90953d86d75a9896d585a17a0

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/179608/
  
URLhaus
https://urlhaus.abuse.ch/url/1532714/
  
Delivery method
Distributed via web download

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