MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94. 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: c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94
SHA3-384 hash: c6a1930ec25b4bd5af49ee2352b8cbe9d1bcfd843f14c595ab8f842c1edc2aa6c8e3062dd6ff0182b2940522e5243d13
SHA1 hash: b45a09c52c6aa38725fce1f136f04a11aadc8d43
MD5 hash: aaf57561167db5ff9078b1dc96e69dc9
humanhash: thirteen-idaho-violet-seventeen
File name:SecuriteInfo.com.Trojan.Win32.Save.a.12074.6092
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:340'992 bytes
First seen:2021-10-20 16:10:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6a88739b00d2f75a49bbb4078e077ebf (1 x CoinMiner, 1 x Smoke Loader, 1 x RaccoonStealer)
ssdeep 6144:qnR3VMc4WLQAhS4MVZvITBT/nf1gIZguYAyUO+bl4:qnRFwrAnoZvIdT/n2YguYAl
Threatray 5'223 similar samples on MalwareBazaar
TLSH T111748D00AAA0C035F5F752F849BA93ACB93E7EA16B2550CF52D556EE0735AE0EC31317
File icon (PE):PE icon
dhash icon ead8ac9cc6e68ee0 (118 x RaccoonStealer, 102 x RedLineStealer, 46 x Smoke Loader)
Reporter SecuriteInfoCom
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/198870/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.12074.6092.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/61703f979a5a1e91c5c87371/reports/0232518d-fdc9-4a97-9f07-36799e81d7e2/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8eb4b3cc-2cd9-432c-b9fb-22cce80b0e58
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/874019
Signature
Allocates memory in foreign processes
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
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)
Detected VMProtect packer
DLL reload attack detected
Drops executables to the windows directory (C:\Windows) and starts them
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: MSHTA Spawning Windows Shell
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious MSHTA Process Patterns
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 506443 Sample: SecuriteInfo.com.Trojan.Win... Startdate: 20/10/2021 Architecture: WINDOWS Score: 100 90 91.219.236.49 SERVERASTRA-ASHU Hungary 2->90 92 mas.to 88.99.75.82 HETZNER-ASDE Germany 2->92 94 12 other IPs or domains 2->94 118 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->118 120 Multi AV Scanner detection for domain / URL 2->120 122 Antivirus detection for URL or domain 2->122 124 20 other signatures 2->124 11 SecuriteInfo.com.Trojan.Win32.Save.a.12074.exe 2->11         started        14 okzzelri.exe 2->14         started        16 gffbjbt 2->16         started        18 5 other processes 2->18 signatures3 process4 signatures5 162 Detected unpacking (changes PE section rights) 11->162 164 Contains functionality to inject code into remote processes 11->164 166 Injects a PE file into a foreign processes 11->166 20 SecuriteInfo.com.Trojan.Win32.Save.a.12074.exe 11->20         started        168 Detected unpacking (overwrites its own PE header) 14->168 170 Writes to foreign memory regions 14->170 172 Allocates memory in foreign processes 14->172 23 svchost.exe 14->23         started        174 Machine Learning detection for dropped file 16->174 26 gffbjbt 16->26         started        28 WerFault.exe 18->28         started        process6 dnsIp7 126 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->126 128 Maps a DLL or memory area into another process 20->128 130 Checks if the current machine is a virtual machine (disk enumeration) 20->130 30 explorer.exe 10 20->30 injected 96 microsoft-com.mail.protection.outlook.com 40.93.207.0, 25, 49812 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 23->96 98 quadoil.ru 47.88.12.192, 443, 49831 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC United States 23->98 132 System process connects to network (likely due to code injection or exploit) 23->132 134 Creates a thread in another existing process (thread injection) 26->134 signatures8 process9 dnsIp10 104 37.1.195.84, 49827, 80 LEASEWEB-DE-FRA-10DE Ukraine 30->104 106 192.162.246.70, 49782, 80 DATACHEAP-LLC-ASRU Russian Federation 30->106 108 5 other IPs or domains 30->108 82 C:\Users\user\AppData\Roaming\swfbjbt, PE32 30->82 dropped 84 C:\Users\user\AppData\Roaming\gffbjbt, PE32 30->84 dropped 86 C:\Users\user\AppData\Local\Temp\F5B1.exe, PE32 30->86 dropped 88 12 other malicious files 30->88 dropped 110 System process connects to network (likely due to code injection or exploit) 30->110 112 Benign windows process drops PE files 30->112 114 Deletes itself after installation 30->114 116 Hides that the sample has been downloaded from the Internet (zone.identifier) 30->116 35 C79A.exe 2 30->35         started        39 F5B1.exe 30->39         started        41 C96.exe 30->41         started        43 2 other processes 30->43 file11 signatures12 process13 dnsIp14 76 C:\Users\user\AppData\Local\...\okzzelri.exe, PE32 35->76 dropped 136 Detected unpacking (changes PE section rights) 35->136 138 Detected unpacking (overwrites its own PE header) 35->138 140 Uses netsh to modify the Windows network and firewall settings 35->140 142 Modifies the windows firewall 35->142 46 cmd.exe 1 35->46         started        49 cmd.exe 2 35->49         started        51 sc.exe 1 35->51         started        60 3 other processes 35->60 144 Query firmware table information (likely to detect VMs) 39->144 146 Tries to detect sandboxes and other dynamic analysis tools (window names) 39->146 148 Hides threads from debuggers 39->148 150 Tries to detect sandboxes / dynamic malware analysis system (registry check) 39->150 53 conhost.exe 39->53         started        78 C:\Users\user\AppData\Local\Temp\1105.tmp, PE32 41->78 dropped 152 DLL reload attack detected 41->152 154 Maps a DLL or memory area into another process 41->154 160 2 other signatures 41->160 102 cdn.discordapp.com 162.159.134.233, 443, 49792 CLOUDFLARENETUS United States 43->102 156 Multi AV Scanner detection for dropped file 43->156 158 Machine Learning detection for dropped file 43->158 55 D1CD.exe 3 43->55         started        58 1EF.exe 43->58         started        file15 signatures16 process17 dnsIp18 80 C:\Windows\SysWOW64\...\okzzelri.exe (copy), PE32 46->80 dropped 62 conhost.exe 46->62         started        64 conhost.exe 49->64         started        66 conhost.exe 51->66         started        100 45.9.20.149, 10844, 49858 DEDIPATH-LLCUS Russian Federation 55->100 68 conhost.exe 55->68         started        70 conhost.exe 60->70         started        72 conhost.exe 60->72         started        74 conhost.exe 60->74         started        file19 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-10-20 16:11:06 UTC
AV detection:
18 of 27 (66.67%)
Threat level:
  5/5
Verdict:
malicious
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Smoke Loader
+ 5'213 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:djvu family:raccoon family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:517 botnet:706 botnet:7c9b4504a63ed23664e38808e65948379b790395 botnet:7ebf9b416b72a203df65383eec899dc689d2c3d7 botnet:install backdoor discovery evasion infostealer miner persistence ransomware spyware stealer themida trojan upx vmprotect
Link:
https://tria.ge/reports/211020-tmxqwshce9/
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 data under HKEY_USERS
Modifies registry key
Modifies system certificate store
Runs net.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
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
Checks whether UAC is enabled
Looks up external IP address via web service
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Themida packer
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies RDP port number used by Windows
Modifies Windows Firewall
Sets DLL path for service in the registry
Sets file to hidden
Sets service image path in registry
UPX packed file
VMProtect packed file
Grants admin privileges
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar Stealer
XMRig Miner Payload
Amadey
Detected Djvu ransomware
Djvu Ransomware
Raccoon
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Vidar
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://gejajoo7.top/
http://sysaheu9.top/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
quadoil.ru
lakeflex.ru
176.9.244.86:23637
185.215.113.45/g4MbvE/index.php
https://mas.to/@xeroxxx
http://rlrz.org/lancer
Dropper Extraction:
https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1
Unpacked files
SH256 hash:
097906bdec7fecaf49605e0c5fb1386352f41def3e81499cb73c72628662426e
MD5 hash:
e227480c64c0fcf5ec29f2747c84d2b8
SHA1 hash:
28a8e6758353d14f9d3fd69a0057ee43b27661c2
Link:
https://www.unpac.me/results/500fbd5c-98bb-4fdb-9c3a-4b2480c365cd/
SH256 hash:
c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94
MD5 hash:
aaf57561167db5ff9078b1dc96e69dc9
SHA1 hash:
b45a09c52c6aa38725fce1f136f04a11aadc8d43
Link:
https://www.unpac.me/results/500fbd5c-98bb-4fdb-9c3a-4b2480c365cd/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/c37feba7ad29/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/c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94

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 c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1699497/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/198870/

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