MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b6f8d06fa4a6cf408b0b087bf8351091b3abbbbd5be00d61ca54b2f32ac2f4e. 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

SHA256 hash: 6b6f8d06fa4a6cf408b0b087bf8351091b3abbbbd5be00d61ca54b2f32ac2f4e
SHA3-384 hash: 7741081142de206f5dac42880eac284fc336aaa0a669c3ec5cda3ebda775cc138a44f7e6d744aab6854b674306e0d96e
SHA1 hash: 6208b70599f90a744fb3dbc262efbef4d62efd56
MD5 hash: 458f99c04cb384590b8ea63bf97c41ac
humanhash: oregon-venus-nineteen-carpet
File name:458f99c04cb384590b8ea63bf97c41ac.exe
Download: download sample
Signature Smoke Loader
File size:282'112 bytes
First seen:2021-08-22 10:27:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ad1c5bf15a899fcfef408e3485448e67 (11 x RedLineStealer, 2 x StealthWorker, 2 x Smoke Loader)
ssdeep 6144:uC2hc8ZKCInY5L72W+TE800Bk1a+T7uqBSnjzV:chc8ZRIn07cTE80iwa+TgfV
Threatray 1'235 similar samples on MalwareBazaar
TLSH T109549E20B6A0C138E4F311F455BDE7A969297DB07B2440CB73D226EEA6376E4DC30697
dhash icon ead8ac9cc6e68ee0 (118 x RaccoonStealer, 102 x RedLineStealer, 46 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
1'590
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
458f99c04cb384590b8ea63bf97c41ac.exe
Verdict:
No threats detected
Analysis date:
2021-08-22 10:29:55 UTC
Tags:
n/a

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

Behaviour
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Creating a process from a recently created file
Deleting of the original file
Enabling autorun by creating a file
Unauthorized injection to a system process
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.
Result
Threat name:
RedLine SmokeLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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 the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
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
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
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 (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Uses known network protocols on non-standard ports
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 469438 Sample: 3kcVaillEn.exe Startdate: 22/08/2021 Architecture: WINDOWS Score: 100 35 clientconfig.passport.net 2->35 57 Found malware configuration 2->57 59 Antivirus detection for URL or domain 2->59 61 Multi AV Scanner detection for submitted file 2->61 63 6 other signatures 2->63 9 3kcVaillEn.exe 2->9         started        12 ueiutjw 2->12         started        signatures3 process4 signatures5 81 Detected unpacking (changes PE section rights) 9->81 83 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->83 85 Maps a DLL or memory area into another process 9->85 87 Creates a thread in another existing process (thread injection) 9->87 14 explorer.exe 4 9->14 injected 89 Multi AV Scanner detection for dropped file 12->89 91 Machine Learning detection for dropped file 12->91 93 Checks if the current machine is a virtual machine (disk enumeration) 12->93 process6 dnsIp7 43 193.142.59.248, 80 HOSTSLICK-GERMANYNL Netherlands 14->43 45 atvcampingtrips.com 190.218.32.60, 49747, 49759, 49765 CableOndaPA Panama 14->45 47 4 other IPs or domains 14->47 29 C:\Users\user\AppData\Roaming\ueiutjw, PE32 14->29 dropped 31 C:\Users\user\AppData\Local\Temp\61DB.exe, PE32 14->31 dropped 33 C:\Users\user\...\ueiutjw:Zone.Identifier, ASCII 14->33 dropped 49 System process connects to network (likely due to code injection or exploit) 14->49 51 Benign windows process drops PE files 14->51 53 Deletes itself after installation 14->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->55 19 E2F2.exe 14 3 14->19         started        23 61DB.exe 15 26 14->23         started        file8 signatures9 process10 dnsIp11 37 188.124.36.242, 25802, 49799 SELECTELRU Russian Federation 19->37 65 Detected unpacking (changes PE section rights) 19->65 67 Query firmware table information (likely to detect VMs) 19->67 69 Tries to detect sandboxes and other dynamic analysis tools (window names) 19->69 79 2 other signatures 19->79 25 conhost.exe 19->25         started        39 193.38.55.57, 49774, 49780, 49781 SERVERIUS-ASNL Russian Federation 23->39 41 api.ip.sb 23->41 71 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 23->71 73 Machine Learning detection for dropped file 23->73 75 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 23->75 77 Tries to harvest and steal browser information (history, passwords, etc) 23->77 27 conhost.exe 23->27         started        signatures12 process13
Threat name:
Win32.Ransomware.StopCrypt
Status:
Malicious
First seen:
2021-08-21 18:47:48 UTC
AV detection:
26 of 46 (56.52%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
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
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Unpacked files
SH256 hash:
18cd8e90fcd46329480f24d43baa489683b3ee2fcd274bf1714947ef307a6ab2
MD5 hash:
f2fecf6872ad4c61a3a506159fddd4fc
SHA1 hash:
28e039eb96dcf58841992280c66433a2bbab8e84
SH256 hash:
6b6f8d06fa4a6cf408b0b087bf8351091b3abbbbd5be00d61ca54b2f32ac2f4e
MD5 hash:
458f99c04cb384590b8ea63bf97c41ac
SHA1 hash:
6208b70599f90a744fb3dbc262efbef4d62efd56
Please note that we are no longer able to provide a coverage score for Virus Total.

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 6b6f8d06fa4a6cf408b0b087bf8351091b3abbbbd5be00d61ca54b2f32ac2f4e

(this sample)

  
Delivery method
Distributed via web download

Comments