MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 46c5ca3a6f401ab5f7bbbb41195f7a159c49c4723eb243a14348ba78ff79809c. 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

SHA256 hash: 46c5ca3a6f401ab5f7bbbb41195f7a159c49c4723eb243a14348ba78ff79809c
SHA3-384 hash: 3627c71eef192bb8b38f8d97ffcacacc494ae743392588f777b954050ec70e673ff129823fff1c91c6d1806a0e8b28d8
SHA1 hash: b5064ae0ec938e1ba80729fb35c67e765e442e5b
MD5 hash: a3f2b91bbd85a82dc9992096aae2ccb1
humanhash: whiskey-november-august-georgia
File name:a3f2b91bbd85a82dc9992096aae2ccb1.exe
Download: download sample
Signature Smoke Loader
File size:353'280 bytes
First seen:2021-12-17 16:06:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9a8dc8c7cdfd1f0f0b247a3b1f86c91c (2 x ArkeiStealer, 1 x DanaBot, 1 x Smoke Loader)
ssdeep 6144:t87tvGN5rSUcE2arD9rZHOfGuKjEZPrsn:ivMrS/E2arD9dHOfMyPrM
Threatray 3'035 similar samples on MalwareBazaar
TLSH T1DF749E10BBE0D439F1B356F84EB5A3BDA52E7991673494CF12D516EA1A386E0EC3031B
File icon (PE):PE icon
dhash icon 2dec1370399b9b91 (25 x RedLineStealer, 21 x Smoke Loader, 8 x ArkeiStealer)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
317
Origin country :
n/a
Vendor Threat Intelligence
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
Reading critical registry keys
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Launching a process
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionGetTickCount
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
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:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
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)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 541677 Sample: h62M3rDvXB.exe Startdate: 17/12/2021 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected SmokeLoader 2->39 41 3 other signatures 2->41 8 h62M3rDvXB.exe 2->8         started        11 fditiud 2->11         started        process3 signatures4 51 Contains functionality to inject code into remote processes 8->51 53 Injects a PE file into a foreign processes 8->53 13 h62M3rDvXB.exe 8->13         started        55 Multi AV Scanner detection for dropped file 11->55 57 Machine Learning detection for dropped file 11->57 16 fditiud 11->16         started        process5 signatures6 59 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 13->59 61 Maps a DLL or memory area into another process 13->61 63 Checks if the current machine is a virtual machine (disk enumeration) 13->63 18 explorer.exe 3 13->18 injected 65 Creates a thread in another existing process (thread injection) 16->65 process7 dnsIp8 33 92.255.85.131, 49762, 80 SOVTEL-ASRU Russian Federation 18->33 29 C:\Users\user\AppData\Roaming\fditiud, PE32 18->29 dropped 31 C:\Users\user\...\fditiud:Zone.Identifier, ASCII 18->31 dropped 43 System process connects to network (likely due to code injection or exploit) 18->43 45 Benign windows process drops PE files 18->45 47 Injects code into the Windows Explorer (explorer.exe) 18->47 49 3 other signatures 18->49 23 explorer.exe 18->23         started        25 explorer.exe 18->25         started        27 explorer.exe 18->27         started        file9 signatures10 process11
Threat name:
Win32.Trojan.Smokeloader
Status:
Malicious
First seen:
2021-12-16 21:10:44 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
24 of 28 (85.71%)
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 WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://92.255.85.131/
Unpacked files
SH256 hash:
2710783f0590235e3dcc5a2dfbee7d2d1c5ce1717a29bfabc128bab5a91d45d5
MD5 hash:
3d7a4d26a473a3d4c005f995da9cfa52
SHA1 hash:
ad830c9b2a947fed37b8eaf12247e1e58de85d3d
SH256 hash:
46c5ca3a6f401ab5f7bbbb41195f7a159c49c4723eb243a14348ba78ff79809c
MD5 hash:
a3f2b91bbd85a82dc9992096aae2ccb1
SHA1 hash:
b5064ae0ec938e1ba80729fb35c67e765e442e5b
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 46c5ca3a6f401ab5f7bbbb41195f7a159c49c4723eb243a14348ba78ff79809c

(this sample)

  
Delivery method
Distributed via web download

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