MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4fce1d0099d746c09f6e7a8ae41882cbb95070ab24843b1516b8a74ce65d3701. 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: 17


Intelligence 17 IOCs YARA File information Comments 1

SHA256 hash: 4fce1d0099d746c09f6e7a8ae41882cbb95070ab24843b1516b8a74ce65d3701
SHA3-384 hash: deb165a7253a24022ad84d0d0a0b4a6fd5ad91d0dc254e962dd5cdebfd98dfc296aa1b1ab34594536ce7eea67a5559d0
SHA1 hash: 1ea751f2c11f8f57f80cdc30826e38a551761828
MD5 hash: dabf4bf05dadea76f0a7b346eee48844
humanhash: glucose-purple-romeo-six
File name:dabf4bf05dadea76f0a7b346eee48844
Download: download sample
Signature Smoke Loader
File size:306'176 bytes
First seen:2023-06-21 07:02:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b1a5bdbc77a4868d9509a53571fbe8fe (3 x Smoke Loader, 2 x RedLineStealer, 1 x GCleaner)
ssdeep 3072:12zYpE8kiiX63a0mkBxKvQ5RN3vKdjSj0mRLRLh7EkHot:cMO8kWK0mkTKo5RpvUcp9Ew
Threatray 3'860 similar samples on MalwareBazaar
TLSH T18954A48382E13D95F9278B73AF1FC6E8764DF6518F4A7B6512189A2F04B11B6C1B3B10
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 022b4252022a2204 (1 x Smoke Loader)
Reporter zbetcheckin
Tags:32 exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
280
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
dabf4bf05dadea76f0a7b346eee48844
Verdict:
Malicious activity
Analysis date:
2023-06-21 07:03:17 UTC
Tags:
loader smoke trojan stealer

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

Behaviour
Searching for the window
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Launching a process
Reading critical registry keys
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Setting browser functions hooks
Unauthorized injection to a system process
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
86%
Tags:
greyware packed xpack
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:
bank.troj.spyw.evad
Score:
100 / 100
Signature
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 browser processes are running
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to compare user and computer (likely to detect sandboxes)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects code into the Windows Explorer (explorer.exe)
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
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 SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 891867 Sample: fjzTXAVFdv.exe Startdate: 21/06/2023 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 6 other signatures 2->50 7 fjzTXAVFdv.exe 2->7         started        10 fdcvjdb 2->10         started        12 fdcvjdb 2->12         started        process3 signatures4 60 Detected unpacking (changes PE section rights) 7->60 62 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->62 64 Maps a DLL or memory area into another process 7->64 14 explorer.exe 1 4 7->14 injected 66 Multi AV Scanner detection for dropped file 10->66 68 Machine Learning detection for dropped file 10->68 70 Checks if the current machine is a virtual machine (disk enumeration) 10->70 72 Creates a thread in another existing process (thread injection) 12->72 process5 dnsIp6 32 bloomberg.ga 185.173.39.106, 49692, 80 ECO-ASRU Russian Federation 14->32 34 suprememax.ga 14->34 28 C:\Users\user\AppData\Roaming\fdcvjdb, PE32 14->28 dropped 30 C:\Users\user\...\fdcvjdb:Zone.Identifier, ASCII 14->30 dropped 36 System process connects to network (likely due to code injection or exploit) 14->36 38 Benign windows process drops PE files 14->38 40 Injects code into the Windows Explorer (explorer.exe) 14->40 42 3 other signatures 14->42 19 explorer.exe 6 14->19         started        22 explorer.exe 14->22         started        24 explorer.exe 14->24         started        26 4 other processes 14->26 file7 signatures8 process9 signatures10 52 Found evasive API chain (may stop execution after checking mutex) 19->52 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->54 56 Tries to steal Mail credentials (via file / registry access) 19->56 58 3 other signatures 19->58
Threat name:
Win32.Trojan.Amadey
Status:
Malicious
First seen:
2023-06-20 12:58:45 UTC
File Type:
PE (Exe)
Extracted files:
74
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader backdoor collection trojan
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Accesses Microsoft Outlook profiles
SmokeLoader
Malware Config
C2 Extraction:
http://suprememax.ga/
http://bloomberg.ga/
Unpacked files
SH256 hash:
4fce1d0099d746c09f6e7a8ae41882cbb95070ab24843b1516b8a74ce65d3701
MD5 hash:
dabf4bf05dadea76f0a7b346eee48844
SHA1 hash:
1ea751f2c11f8f57f80cdc30826e38a551761828
Malware family:
SmokeLoader
Verdict:
Malicious
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 4fce1d0099d746c09f6e7a8ae41882cbb95070ab24843b1516b8a74ce65d3701

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-06-21 07:02:24 UTC

url : hxxp://192.3.101.139/300/DaHost.exe