MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4. 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: 14
| SHA256 hash: | 3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4 |
|---|---|
| SHA3-384 hash: | 010c262ea40545cce6934918ac711de906bf25d2cfedd4324eefe4093338fff068bdfa3dd521afa70e7499714b56982f |
| SHA1 hash: | 2e39bf76ec369180c70b90241c4f626bceb83036 |
| MD5 hash: | 751dd472c61b174351d8f98ce5619a7d |
| humanhash: | robert-monkey-east-bacon |
| File name: | 751dd472c61b174351d8f98ce5619a7d |
| Download: | download sample |
| Signature | Smoke Loader |
| File size: | 29'696 bytes |
| First seen: | 2023-07-13 05:55:23 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 768:DZtWVWcTpwQC9OYYr+8PQsWnIaEr927h1:DZtVQ/Fr+aoz511 |
| Threatray | 29 similar samples on MalwareBazaar |
| TLSH | T157D2D0028230843BCA95A775D6224BDB2A3C51C6511FCE550CFBBA38507DEEF9636267 |
| TrID | 42.6% (.EXE) Win32 Executable (generic) (4505/5/1) 19.2% (.EXE) OS/2 Executable (generic) (2029/13) 18.9% (.EXE) Generic Win/DOS Executable (2002/3) 18.9% (.EXE) DOS Executable Generic (2000/1) 0.2% (.VXD) VXD Driver (29/21) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe Smoke Loader |
Intelligence
File Origin
# of uploads :
1
# of downloads :
266
Origin country :
FRVendor Threat Intelligence
Malware family:
smoke
ID:
1
File name:
751dd472c61b174351d8f98ce5619a7d
Verdict:
Malicious activity
Analysis date:
2023-07-13 05:57:36 UTC
Tags:
loader smoke trojan stealer rat agenttesla opendir
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Launching the default Windows debugger (dwwin.exe)
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Ser.Razy.Generic
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.
Verdict:
Suspicious
Result
Threat name:
AgentTesla, SmokeLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
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)
Creates a thread in another existing process (thread injection)
Creates multiple autostart registry keys
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)
Installs a global keyboard hook
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
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2023-07-13 03:14:19 UTC
File Type:
PE (Exe)
AV detection:
27 of 37 (72.97%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 19 additional samples on MalwareBazaar
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
Uses Task Scheduler COM API
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://cletonmy.com/
http://alpatrik.com/
http://alpatrik.com/
Unpacked files
SH256 hash:
3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4
MD5 hash:
751dd472c61b174351d8f98ce5619a7d
SHA1 hash:
2e39bf76ec369180c70b90241c4f626bceb83036
Detections:
SmokeLoaderStage2
win_smokeloader_a2
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
Delivery method
Distributed via web download
Comments
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