MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443. 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: aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443
SHA3-384 hash: 2b351c6ce2fa95c5d00b3b07d682ee9e44c32ca6618fa4bf75157b793a6b572c0a1049d37eb5a027cf8c904d469889fe
SHA1 hash: 2de13b667bbca2e1f0f4477007a644c09a86e533
MD5 hash: 89c3336ea6ed1ad75668c067912e7305
humanhash: mexico-oxygen-alpha-xray
File name:89c3336ea6ed1ad75668c067912e7305.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:326'656 bytes
First seen:2021-08-12 13:43:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ed992e9862dcdd605c4491d0f95bb1d4 (5 x RaccoonStealer, 4 x KPOTStealer, 3 x RedLineStealer)
ssdeep 6144:nuqgQ9xjvZVKC1v8o+v2HI5eERtfcWVJKZmEHZ1t5w:bgQ9xXKC1j/HIQE3cO6Zzy
Threatray 1'927 similar samples on MalwareBazaar
TLSH T14A648E30AA81C035F5F602F849BA937CB52C7AA15B3450CF92E52AFE56346E4EC31797
dhash icon 60e8e8e8aa66a499 (24 x RaccoonStealer, 14 x RedLineStealer, 7 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
456
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
89c3336ea6ed1ad75668c067912e7305.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-12 13:44:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/49ac102b-d5ed-49b2-a789-58b55589e17e

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/178730/
Detection(s):
Win.Packed.Fragtor-9885389-0
Create hunting rule

Win.Malware.Generic-9885393-0
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
Connection attempt to an infection source
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
DNS request
Launching a process
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Sending an HTTP GET request
Creating a process with a hidden window
Setting browser functions hooks
Unauthorized injection to a recently created process
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b97dea3f-44ce-4cb8-b964-5a0781ccee40
Result
Threat name:
Raccoon SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/831897
Signature
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)
Detected unpacking (overwrites its own PE header)
Found C&C like URL pattern
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
Obfuscated command line found
Performs DNS queries to domains with low reputation
Sigma detected: Powershell download and execute file
Sigma detected: PowerShell DownloadFile
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: System File Execution Location Anomaly
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Tries to download and execute files (via powershell)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected Raccoon Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 464330 Sample: EVC5DDtdso.exe Startdate: 12/08/2021 Architecture: WINDOWS Score: 100 62 autobahn.tech 217.146.69.33 ZONEZoneMediaOUEE Estonia 2->62 64 nikolaou-team.gr 92.42.107.193 VELIANET-ASvelianetInternetdiensteGmbHDE Switzerland 2->64 66 71 other IPs or domains 2->66 88 Multi AV Scanner detection for domain / URL 2->88 90 System process connects to network (likely due to code injection or exploit) 2->90 92 Sigma detected: Powershell download and execute file 2->92 94 10 other signatures 2->94 10 EVC5DDtdso.exe 2->10         started        13 jhsrdej 2->13         started        signatures3 process4 signatures5 112 Detected unpacking (changes PE section rights) 10->112 114 Contains functionality to inject code into remote processes 10->114 116 Injects a PE file into a foreign processes 10->116 15 EVC5DDtdso.exe 10->15         started        18 jhsrdej 13->18         started        process6 signatures7 126 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 15->126 128 Maps a DLL or memory area into another process 15->128 130 Checks if the current machine is a virtual machine (disk enumeration) 15->130 20 explorer.exe 1 16 15->20 injected 132 Creates a thread in another existing process (thread injection) 18->132 process8 dnsIp9 68 91.241.19.52, 49736, 80 REDBYTES-ASRU Russian Federation 20->68 70 readinglistforjuly1.xyz 5.44.45.5, 49735, 49748, 80 MGNHOST-ASRU Russian Federation 20->70 72 192.168.2.1 unknown unknown 20->72 42 C:\Users\user\AppData\Roaming\jhsrdej, PE32 20->42 dropped 44 C:\Users\user\AppData\Local\Temp\D05D.exe, PE32 20->44 dropped 46 C:\Users\user\AppData\Local\Temp\A68A.exe, PE32 20->46 dropped 48 5 other files (1 malicious) 20->48 dropped 104 System process connects to network (likely due to code injection or exploit) 20->104 106 Benign windows process drops PE files 20->106 108 Performs DNS queries to domains with low reputation 20->108 110 4 other signatures 20->110 25 D05D.exe 20->25         started        30 A68A.exe 2 20->30         started        32 B84F.exe 2 20->32         started        34 3 other processes 20->34 file10 signatures11 process12 dnsIp13 78 telete.in 195.201.225.248, 443, 49739, 49744 HETZNER-ASDE Germany 25->78 80 msresearchcenter.top 34.125.20.14, 443, 49740, 49749 GOOGLEUS United States 25->80 50 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 25->50 dropped 52 C:\Users\user\AppData\...\vcruntime140.dll, PE32 25->52 dropped 54 C:\Users\user\AppData\...\ucrtbase.dll, PE32 25->54 dropped 60 56 other files (none is malicious) 25->60 dropped 118 Detected unpacking (changes PE section rights) 25->118 120 Detected unpacking (overwrites its own PE header) 25->120 122 Tries to steal Mail credentials (via file access) 25->122 124 2 other signatures 25->124 56 C:\ProgramData\Runtimebroker.exe, PE32 30->56 dropped 36 Runtimebroker.exe 16 30->36         started        82 www.hqs-colors.com 31.170.127.217, 443, 49778 UKWEB-EQXGB United Kingdom 32->82 84 scubadivinguniverse.com 184.164.136.210, 49780, 80 SSASN2US United States 32->84 86 41 other IPs or domains 32->86 58 reviewbrokercrtCommonsessionperfDll.exe, PE32 34->58 dropped 40 wscript.exe 1 34->40         started        file14 signatures15 process16 dnsIp17 74 www.rockonwest.best 193.56.146.55, 443, 49737 LVLT-10753US unknown 36->74 76 x1.i.lencr.org 36->76 96 Suspicious powershell command line found 36->96 98 Obfuscated command line found 36->98 100 Machine Learning detection for dropped file 36->100 102 Tries to download and execute files (via powershell) 36->102 signatures18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-08-12 07:24:30 UTC
AV detection:
26 of 46 (56.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vkr43kgt6s6h76kkhzhq7u32z3m5jbfwmo6bl4my43rfjaxwarbq._file
Verdict:
malicious
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Smoke Loader
+ 1'917 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:dcrat family:raccoon family:smokeloader family:xmrig botnet:471c70de3b4f9e4d493e418d1f60a90659057de0 botnet:cd8dc1031358b1aec55cc6bc447df1018b068607 backdoor discovery evasion infostealer miner persistence phishing rat spyware stealer trojan
Link:
https://tria.ge/reports/210812-1bej6lzwj2/
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Modifies registry class
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
Program crash
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
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
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
DCRat Payload
XMRig Miner Payload
DcRat
Detected phishing page
Modifies Windows Defender Real-time Protection settings
Process spawned unexpected child process
Raccoon
Raccoon Stealer Payload
SmokeLoader
xmrig
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:
https://www.rockonwest.best/Api/GetFile2
Unpacked files
SH256 hash:
8b085611ecc9d6df0bc54d8421e57eb82f70c2c085e488ccfb41b4d26560bc57
MD5 hash:
3dff4690ed57aba1cd05faf0e7d2ec18
SHA1 hash:
feda1fc6459b5391f3a56da56d9da8089944df5b
Link:
https://www.unpac.me/results/ffd44f02-c0d5-4d15-a621-71992b8a1dea/
SH256 hash:
aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443
MD5 hash:
89c3336ea6ed1ad75668c067912e7305
SHA1 hash:
2de13b667bbca2e1f0f4477007a644c09a86e533
Link:
https://www.unpac.me/results/ffd44f02-c0d5-4d15-a621-71992b8a1dea/
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/aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443

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 aaa3cda8d3f4bc7ff94a3e4f0fd37aced9d484b663bc15f198e6e25482f60443

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1476557/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/178730/

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