MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c9e63169f3e5a1ff89a63c18a0f2e9b465f4d9ceaf8ae3212ac421f21aaf63c. 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


Intelligence 14 IOCs YARA 4 File information Comments

SHA256 hash: 5c9e63169f3e5a1ff89a63c18a0f2e9b465f4d9ceaf8ae3212ac421f21aaf63c
SHA3-384 hash: c3f99b6fe55c90b60328b34ad4c3df6f2a3edb7ad161ffd51b614e42a382a90adb6a9c68c5bbf42f2afc7af68bdf284b
SHA1 hash: db2f29ce4ff4571a8103c6e9425d8f8d466dff93
MD5 hash: 9ec4fa1c7dd344a3be39d7a33cf28d7f
humanhash: georgia-virginia-fish-ohio
File name:9ec4fa1c7dd344a3be39d7a33cf28d7f.bin
Download: download sample
Signature Smoke Loader
File size:259'072 bytes
First seen:2023-12-07 16:36:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2ab5db944481eda849e73ff5df874736 (4 x Smoke Loader, 1 x Stealc)
ssdeep 1536:wu/iYQIsCNSfhYbo0X7kNWPtkMJW3nT/cWwocLHAR5ttOTd50hKxYzNCdWwBbCSX:l/SqoXNu23T/nwoGq5tFZapPCxL0
TLSH T1B144954392E13D44EA264B7A8F1E96EC7B0DF6508E5BBB7561188F1F0DB2172D1A3B10
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 000808480e070400 (1 x Smoke Loader)
Reporter abuse_ch
Tags:bin Dofoil exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
307
Origin country :
NL NL
Vendor Threat Intelligence
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 GET request
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mokes 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.
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.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
Detected unpacking (changes PE section rights)
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
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 SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1355605 Sample: 6Jz5iNRy1s.exe Startdate: 07/12/2023 Architecture: WINDOWS Score: 100 28 humydrole.com 2->28 30 api.msn.com 2->30 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 5 other signatures 2->50 8 6Jz5iNRy1s.exe 2->8         started        11 redwuee 2->11         started        13 redwuee 2->13         started        signatures3 process4 signatures5 52 Detected unpacking (changes PE section rights) 8->52 54 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->54 56 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 8->56 15 explorer.exe 3 3 8->15 injected 58 Antivirus detection for dropped file 11->58 60 Multi AV Scanner detection for dropped file 11->60 62 Machine Learning detection for dropped file 11->62 64 Maps a DLL or memory area into another process 13->64 66 Checks if the current machine is a virtual machine (disk enumeration) 13->66 68 Creates a thread in another existing process (thread injection) 13->68 20 explorer.exe 3 118 13->20         started        process6 dnsIp7 32 humydrole.com 95.86.30.3, 49712, 49713, 49714 INEL-AS-MK Macedonia 15->32 24 C:\Users\user\AppData\Roaming\redwuee, PE32 15->24 dropped 26 C:\Users\user\...\redwuee:Zone.Identifier, ASCII 15->26 dropped 34 System process connects to network (likely due to code injection or exploit) 15->34 36 Benign windows process drops PE files 15->36 38 Deletes itself after installation 15->38 40 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->40 22 WerFault.exe 21 15->22         started        42 Query firmware table information (likely to detect VMs) 20->42 file8 signatures9 process10
Threat name:
Win32.Trojan.Smokeloader
Status:
Malicious
First seen:
2023-12-07 09:28:34 UTC
File Type:
PE (Exe)
Extracted files:
65
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader botnet:pub1 backdoor trojan
Behaviour
Uses Task Scheduler COM API
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://humydrole.com/tmp/index.php
http://trunk-co.ru/tmp/index.php
http://weareelight.com/tmp/index.php
http://pirateking.online/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Unpacked files
SH256 hash:
a1e98eaa5d764ee7102955bdabbd99ee429c71d3c743345e8dd2ab9f4b004454
MD5 hash:
a73bdfe08696644a871d7f5907a183e5
SHA1 hash:
3c7dcc717a1c09ffc6bfa6fc62a03436c43ffeac
Detections:
SmokeLoaderStage2 win_smokeloader_a2
SH256 hash:
5c9e63169f3e5a1ff89a63c18a0f2e9b465f4d9ceaf8ae3212ac421f21aaf63c
MD5 hash:
9ec4fa1c7dd344a3be39d7a33cf28d7f
SHA1 hash:
db2f29ce4ff4571a8103c6e9425d8f8d466dff93
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:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security

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 5c9e63169f3e5a1ff89a63c18a0f2e9b465f4d9ceaf8ae3212ac421f21aaf63c

(this sample)

  
Delivery method
Distributed via web download

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