MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c7c03c2d6a78eb79409a53304bfaf8a69334d2f6a5928db641092bcc39dc8e8d. 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: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: c7c03c2d6a78eb79409a53304bfaf8a69334d2f6a5928db641092bcc39dc8e8d
SHA3-384 hash: 534cf675907f2c191fd1b019b6bc52ac9a4466287724d4437f8cc7db861a6253b63d7fd14b1f5292cba6782a40657fc9
SHA1 hash: 00719a1b168c8baa3827a161326b157713f9a07a
MD5 hash: 1496b98fe0530da47982105a87a69bce
humanhash: music-green-mobile-floor
File name:1496b98fe0530da47982105a87a69bce.exe
Download: download sample
Signature Smoke Loader
File size:30'208 bytes
First seen:2022-09-25 07:02:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 768:en3FjOzFQjRuGjXi2nZFwn3SGTfMve9L0hPOZ:eaQ3Xi2ni3SKfMkLw
Threatray 6'855 similar samples on MalwareBazaar
TLSH T11BD2C08216C9D6F1D0556CB138E7F7E6B2227E9805CEEA895CB91C3C70EDB829D07D12
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 abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
209
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Reading critical registry keys
Searching for synchronization primitives
Creating a process with a hidden window
Creating a window
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
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.
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
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)
Deletes itself after installation
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 dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
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 SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 709314 Sample: 7xZDVS2oPG.exe Startdate: 25/09/2022 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 7 other signatures 2->47 7 7xZDVS2oPG.exe 2->7         started        10 awhjvuw 2->10         started        process3 signatures4 63 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->63 65 Maps a DLL or memory area into another process 7->65 67 Checks if the current machine is a virtual machine (disk enumeration) 7->67 69 Creates a thread in another existing process (thread injection) 7->69 12 explorer.exe 9 7->12 injected 71 Antivirus detection for dropped file 10->71 73 Multi AV Scanner detection for dropped file 10->73 75 Machine Learning detection for dropped file 10->75 process5 dnsIp6 37 188.93.233.120, 49717, 80 NETSOLUTIONSNL Portugal 12->37 39 simplyadvanced1.com 5.206.224.156, 49716, 49726, 80 DOTSIPT Portugal 12->39 27 C:\Users\user\AppData\Roaming\awhjvuw, PE32 12->27 dropped 29 C:\Users\user\AppData\Local\Temp\B832.exe, PE32+ 12->29 dropped 31 C:\Users\user\AppData\Local\Temp\B0FD.exe, PE32 12->31 dropped 33 2 other malicious files 12->33 dropped 77 System process connects to network (likely due to code injection or exploit) 12->77 79 Benign windows process drops PE files 12->79 81 Injects code into the Windows Explorer (explorer.exe) 12->81 83 3 other signatures 12->83 17 explorer.exe 6 12->17         started        21 A92C.exe 12->21         started        23 B0FD.exe 12->23         started        25 3 other processes 12->25 file7 signatures8 process9 dnsIp10 35 simplyadvanced1.com 17->35 49 System process connects to network (likely due to code injection or exploit) 17->49 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->51 53 Tries to steal Mail credentials (via file / registry access) 17->53 55 Tries to harvest and steal browser information (history, passwords, etc) 17->55 57 Antivirus detection for dropped file 21->57 59 Multi AV Scanner detection for dropped file 21->59 61 Machine Learning detection for dropped file 21->61 signatures11
Threat name:
Win32.Trojan.Phonzy
Status:
Malicious
First seen:
2022-07-13 19:40:54 UTC
File Type:
PE (Exe)
AV detection:
23 of 25 (92.00%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:remcos family:smokeloader botnet:new backdoor collection persistence rat trojan
Behaviour
Checks SCSI registry key(s)
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Downloads MZ/PE file
Executes dropped EXE
Detects Smokeloader packer
Remcos
SmokeLoader
Malware Config
C2 Extraction:
173.212.217.108:1050
zab4ever.no-ip.org:1050
1zab4ever.no-ip.org:1050
1zab4ever.duckdns.org:1050
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
c7c03c2d6a78eb79409a53304bfaf8a69334d2f6a5928db641092bcc39dc8e8d
MD5 hash:
1496b98fe0530da47982105a87a69bce
SHA1 hash:
00719a1b168c8baa3827a161326b157713f9a07a
Detections:
win_smokeloader_a2 SmokeLoaderStage2
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 c7c03c2d6a78eb79409a53304bfaf8a69334d2f6a5928db641092bcc39dc8e8d

(this sample)

  
Delivery method
Distributed via web download

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