MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f9e62cbbf504ff6ec101873b3e20b524690806944d463fbee6da14cf283b44a. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: 2f9e62cbbf504ff6ec101873b3e20b524690806944d463fbee6da14cf283b44a
SHA3-384 hash: 68335523d22a16405de551f531ae55fecc1e931efa5c97baa4af7e6416761dfd0d3d73d275ae1be268e8cd42236aa17c
SHA1 hash: 022eb48a19fe43b8a885cf021b209393cd0b6a50
MD5 hash: 0c13feff01f8044156bdf62a4426cf76
humanhash: foxtrot-november-earth-triple
File name:0c13feff01f8044156bdf62a4426cf76.exe
Download: download sample
Signature Smoke Loader
File size:342'016 bytes
First seen:2024-02-01 08:28:23 UTC
Last seen:2024-02-01 10:22:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f33a90fe7fcd2447ccf7758f25884a8c (4 x Smoke Loader, 2 x GCleaner)
ssdeep 6144:iptuEruJjFM9NJ2JslFt4HgVRgdHtGthb+dw:qQEruJjFM9NJ2xgVRgl0Hbr
Threatray 1'857 similar samples on MalwareBazaar
TLSH T1FF748D10E6E0A431F2A355358931D7A70A7BF822EA71958F6F90DB3E3E246D0D621F17
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 3370ccd2ccf033da (36 x Smoke Loader, 10 x Stealc, 8 x GCleaner)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence


File Origin
# of uploads :
2
# of downloads :
296
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
2f9e62cbbf504ff6ec101873b3e20b524690806944d463fbee6da14cf283b44a.exe
Verdict:
Malicious activity
Analysis date:
2024-02-01 08:54:31 UTC
Tags:
loader smoke smokeloader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint packed smokeloader
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:
Clipboard Hijacker, SmokeLoader
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
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)
Contains functionality to infect the boot sector
Creates a thread in another existing process (thread injection)
Delayed program exit found
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found stalling execution ending in API Sleep call
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
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)
Yara detected Clipboard Hijacker
Yara detected SmokeLoader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1384617 Sample: bmYPl7n566.exe Startdate: 01/02/2024 Architecture: WINDOWS Score: 100 51 sjyey.com 2->51 53 emgvod.com 2->53 55 2 other IPs or domains 2->55 63 Snort IDS alert for network traffic 2->63 65 Multi AV Scanner detection for domain / URL 2->65 67 Found malware configuration 2->67 69 15 other signatures 2->69 9 bmYPl7n566.exe 2->9         started        12 iihsrfh 2->12         started        14 iihsrfh 2->14         started        16 79E.exe 2->16         started        signatures3 process4 signatures5 79 Detected unpacking (changes PE section rights) 9->79 81 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->81 83 Maps a DLL or memory area into another process 9->83 18 explorer.exe 87 10 9->18 injected 85 Multi AV Scanner detection for dropped file 12->85 87 Machine Learning detection for dropped file 12->87 89 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 12->89 91 Checks if the current machine is a virtual machine (disk enumeration) 14->91 93 Creates a thread in another existing process (thread injection) 14->93 23 WerFault.exe 22 16 16->23         started        process6 dnsIp7 57 186.147.159.149, 49748, 49749, 49750 TelmexColombiaSACO Colombia 18->57 59 sjyey.com 190.224.203.37, 49709, 49710, 49711 TelecomArgentinaSAAR Argentina 18->59 61 4 other IPs or domains 18->61 41 C:\Users\user\AppData\Roaming\iihsrfh, PE32 18->41 dropped 43 C:\Users\user\AppData\Local\Temp\7DC9.exe, PE32 18->43 dropped 45 C:\Users\user\AppData\Local\Temp\79E.exe, PE32 18->45 dropped 47 C:\Users\user\...\iihsrfh:Zone.Identifier, ASCII 18->47 dropped 71 System process connects to network (likely due to code injection or exploit) 18->71 73 Benign windows process drops PE files 18->73 75 Deletes itself after installation 18->75 77 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->77 25 7DC9.exe 4 18->25         started        29 79E.exe 18->29         started        31 SmartClock.exe 18->31         started        file8 signatures9 process10 file11 49 C:\Users\user\AppData\...\SmartClock.exe, PE32 25->49 dropped 95 Antivirus detection for dropped file 25->95 97 Multi AV Scanner detection for dropped file 25->97 99 Detected unpacking (changes PE section rights) 25->99 101 Delayed program exit found 25->101 33 WerFault.exe 21 25->33         started        35 SmartClock.exe 25->35         started        103 Detected unpacking (overwrites its own PE header) 29->103 105 Machine Learning detection for dropped file 29->105 107 Contains functionality to infect the boot sector 29->107 37 WerFault.exe 21 29->37         started        39 WerFault.exe 31->39         started        signatures12 process13
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2024-02-01 08:29:06 UTC
File Type:
PE (Exe)
Extracted files:
53
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader botnet:pub1 backdoor trojan
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Deletes itself
Drops startup file
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
SmokeLoader
Malware Config
C2 Extraction:
http://sjyey.com/tmp/index.php
http://babonwo.ru/tmp/index.php
http://mth.com.ua/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Unpacked files
SH256 hash:
c397c95a266d8cd0e9d4ec771d7556e08f6e30b87562a2722eac3b80e99937f1
MD5 hash:
19520192dc420be42658e333466870e7
SHA1 hash:
7d299e6b632bf115ceea4edded34518d8f1d4404
Detections:
SmokeLoaderStage2 win_smokeloader_a2
SH256 hash:
2f9e62cbbf504ff6ec101873b3e20b524690806944d463fbee6da14cf283b44a
MD5 hash:
0c13feff01f8044156bdf62a4426cf76
SHA1 hash:
022eb48a19fe43b8a885cf021b209393cd0b6a50
Malware family:
SmokeLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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 2f9e62cbbf504ff6ec101873b3e20b524690806944d463fbee6da14cf283b44a

(this sample)

  
Delivery method
Distributed via web download

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