MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d
SHA3-384 hash: e588a937397ec4e4a2f04b930562dfda1db2e5d2096dad677ed9a27cd963a78116efdb152e8fdcfe596891081f83906f
SHA1 hash: 8330fbc04aec9f431b7b7e78bb9cc27dadc1d07a
MD5 hash: e22cb3768b8f1f0bd6a8334fe9480230
humanhash: sierra-orange-cup-eleven
File name:f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:171'520 bytes
First seen:2021-11-22 05:21:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 09fb12eeb0c873db1d31b5ee7b6dc9f2 (1 x RedLineStealer, 1 x Smoke Loader)
ssdeep 3072:I70460vVgQa7NLfIMCSBnp8iqXzNY4LHUegh2cp:0Fa7NLfIMCSB2NzSCO5
Threatray 5'607 similar samples on MalwareBazaar
TLSH T127F3AE1237E394B2E5E785306574CFB10AFBB8326771418B27A4963E5F702E08AB5B53
File icon (PE):PE icon
dhash icon fcfcb4d4d4d4d8c0 (70 x RedLineStealer, 59 x RaccoonStealer, 24 x Smoke Loader)
Reporter ervindaprtma
Tags:exe Redline Smoke Loader SmokeLoader Tofsee

Intelligence

File Origin
# of uploads :
1
# of downloads :
793
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d
Verdict:
Suspicious activity
Analysis date:
2021-11-22 05:24:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b8a58cec-7c1c-4d19-82d0-7275696fa8a1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
DNS request
Searching for synchronization primitives
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Reading critical registry keys
Query of malicious DNS domain
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Gathering data
Result
Verdict:
MALICIOUS
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/98eca39c-309f-4e2a-8b32-186f995c850c
Result
Threat name:
RedLine SmokeLoader Tofsee
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/893562
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for dropped file
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 check if a debugger is running (CheckRemoteDebuggerPresent)
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)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
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
Modifies the windows firewall
Multi AV Scanner detection for dropped 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)
Query firmware table information (likely to detect VMs)
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 526040 Sample: Y5EGM7BygT Startdate: 22/11/2021 Architecture: WINDOWS Score: 100 85 srtuiyhuali.at 2->85 87 quadoil.ru 2->87 89 2 other IPs or domains 2->89 111 Antivirus detection for URL or domain 2->111 113 Antivirus detection for dropped file 2->113 115 Yara detected SmokeLoader 2->115 117 14 other signatures 2->117 11 Y5EGM7BygT.exe 2->11         started        14 hbgbvui 2->14         started        16 svchost.exe 1 2->16         started        18 3 other processes 2->18 signatures3 process4 signatures5 161 Drops executables to the windows directory (C:\Windows) and starts them 11->161 163 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 11->163 20 Y5EGM7BygT.exe 11->20         started        23 skcjizkr.exe 11->23         started        165 Machine Learning detection for dropped file 14->165 25 hbgbvui 14->25         started        process6 signatures7 145 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->145 147 Maps a DLL or memory area into another process 20->147 149 Checks if the current machine is a virtual machine (disk enumeration) 20->149 27 explorer.exe 8 20->27 injected 32 svchost.exe 20->32         started        151 Detected unpacking (changes PE section rights) 23->151 153 Detected unpacking (overwrites its own PE header) 23->153 155 Writes to foreign memory regions 23->155 159 2 other signatures 23->159 157 Creates a thread in another existing process (thread injection) 25->157 process8 dnsIp9 101 192.162.246.70, 49768, 80 DATACHEAP-LLC-ASRU Russian Federation 27->101 103 216.128.137.31, 443, 49760, 49761 AS-CHOOPAUS United States 27->103 109 6 other IPs or domains 27->109 75 C:\Users\user\AppData\Roaming\hbgbvui, PE32 27->75 dropped 77 C:\Users\user\AppData\Local\Temp\AD12.exe, PE32 27->77 dropped 79 C:\Users\user\AppData\Local\Temp\8ECB.exe, PE32 27->79 dropped 81 5 other malicious files 27->81 dropped 167 System process connects to network (likely due to code injection or exploit) 27->167 169 Benign windows process drops PE files 27->169 171 Deletes itself after installation 27->171 173 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->173 34 775A.exe 4 27->34         started        38 5143.exe 2 27->38         started        41 2D6E.exe 27->41         started        43 3 other processes 27->43 105 quadoil.ru 85.143.175.153, 443, 49811, 49863 TRADERSOFTRU Russian Federation 32->105 107 microsoft-com.mail.protection.outlook.com 52.101.24.0, 25, 49796 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 32->107 file10 signatures11 process12 dnsIp13 91 45.9.20.149, 10844, 49855 DEDIPATH-LLCUS Russian Federation 34->91 119 Multi AV Scanner detection for dropped file 34->119 121 Detected unpacking (changes PE section rights) 34->121 123 Query firmware table information (likely to detect VMs) 34->123 141 4 other signatures 34->141 73 C:\Users\user\AppData\Local\...\skcjizkr.exe, PE32 38->73 dropped 125 Detected unpacking (overwrites its own PE header) 38->125 127 Machine Learning detection for dropped file 38->127 129 Uses netsh to modify the Windows network and firewall settings 38->129 131 Modifies the windows firewall 38->131 45 cmd.exe 1 38->45         started        48 netsh.exe 3 38->48         started        50 cmd.exe 2 38->50         started        59 3 other processes 38->59 133 Maps a DLL or memory area into another process 41->133 143 2 other signatures 41->143 93 93.115.20.139, 28978, 49865 MVPShttpswwwmvpsnetEU Romania 43->93 95 162.159.135.233, 443, 49826 CLOUDFLARENETUS United States 43->95 97 cdn.discordapp.com 43->97 135 Antivirus detection for dropped file 43->135 137 Contains functionality to inject code into remote processes 43->137 139 Injects a PE file into a foreign processes 43->139 52 8ECB.exe 43->52         started        55 391F.exe 43->55         started        57 conhost.exe 43->57         started        file14 signatures15 process16 dnsIp17 83 C:\Windows\SysWOW64\...\skcjizkr.exe (copy), PE32 45->83 dropped 61 conhost.exe 45->61         started        63 conhost.exe 48->63         started        65 conhost.exe 50->65         started        99 185.159.80.90, 38637, 49872 HOSTING-SOLUTIONSUS Netherlands 52->99 67 conhost.exe 59->67         started        69 conhost.exe 59->69         started        71 conhost.exe 59->71         started        file18 process19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2021-11-22 05:21:04 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7essh6qqiv26ayc7sdheu5njkiclzcxwk3bhubfkez4cznsnsogq._file
Verdict:
malicious
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Smoke Loader
+ 5'597 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:706 botnet:@123 botnet:easymoneydontshiny backdoor collection discovery evasion infostealer miner persistence spyware stealer trojan
Link:
https://tria.ge/reports/211122-f1z7aahgg4/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies data under HKEY_USERS
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
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Vidar Stealer
XMRig Miner Payload
RedLine
RedLine Payload
SmokeLoader
Tofsee
Vidar
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://host-file-host6.com/
http://host-host-file8.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
quadoil.ru
lakeflex.ru
185.159.80.90:38637
141.95.82.50:63652
https://mastodon.online/@valhalla
https://koyu.space/@valhalla
45.153.186.153:56675
Unpacked files
SH256 hash:
23554c8f1f1fd1e04a9c7053680f186fdbb61155942430095e76bb88552ad78b
MD5 hash:
5e2aad3c6e39abb50541d91e9591b22b
SHA1 hash:
97bb348f06b2ce6fdc5291420c537358e2259a9c
Link:
https://www.unpac.me/results/185dc356-7eae-4a24-a26e-18e827df856a/
SH256 hash:
f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d
MD5 hash:
e22cb3768b8f1f0bd6a8334fe9480230
SHA1 hash:
8330fbc04aec9f431b7b7e78bb9cc27dadc1d07a
Link:
https://www.unpac.me/results/185dc356-7eae-4a24-a26e-18e827df856a/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f92523fa1045/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/f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d

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 f92523fa104575e0605f90ce4a75a95204bc8af656c27a04aa26782cb64d938d

(this sample)

  
Link
https://tria.ge/211122-e1h3bseggn
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1800988/
Cape
Cape
https://www.capesandbox.com/analysis/208007/

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