MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7. 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: 18


Intelligence 18 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
SHA3-384 hash: dc1339677b521c49227b702680da6c8b7c0a70f2949497bb5953fbbf05e03198cf0ee6833a8af090bb23bbff1d3c91f7
SHA1 hash: 232c46f995dd833dd35b393d37b1a321a0511f8d
MD5 hash: 5c9b740325b9ce7d8e7e9211883516d0
humanhash: montana-king-beer-alabama
File name:5c9b740325b9ce7d8e7e9211883516d0.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:237'056 bytes
First seen:2024-01-05 16:31:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0c89bdd43730f643ee9959ffca65ffd4 (2 x Smoke Loader)
ssdeep 3072:MdoYLYWxjvC6UwUQTRSqdRKmCgNrAARMZamghPEsI7uY:MdlLPxzUwU0RSq2pgRz+4/m
Threatray 2'983 similar samples on MalwareBazaar
TLSH T1D0344C5352E17D98E9278B728F2FC6F8761EF6508F4977EB22189A2F04712B2C163711
TrID 46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 00020121240c0601 (1 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
303
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
smoke
Create hunting rule
ID:
1
File name:
a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7.exe
Verdict:
Malicious activity
Analysis date:
2024-01-05 17:08:07 UTC
Tags:
loader smoke smokeloader
Link:
https://app.any.run/tasks/479bc4f4-015d-4879-994b-00d710cac2f4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/469656/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65982f057d4bdb7f8b05cefe/reports/a34100fd-6bcf-4123-b1a9-b2949b9784a9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
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:
Malicious
Link:
https://analyze.intezer.com/analyses/f93aa5a5-9798-46ff-8a45-0795b6841a1c
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1370502
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
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1370502 Sample: qSPu3ul2QC.exe Startdate: 05/01/2024 Architecture: WINDOWS Score: 100 23 tybytimemunutere.net 2->23 25 thethuthe3.net 2->25 27 7 other IPs or domains 2->27 41 Snort IDS alert for network traffic 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 6 other signatures 2->47 7 qSPu3ul2QC.exe 2->7         started        10 iartwsw 2->10         started        12 iartwsw 2->12         started        signatures3 process4 signatures5 49 Detected unpacking (changes PE section rights) 7->49 51 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->51 53 Maps a DLL or memory area into another process 7->53 61 2 other signatures 7->61 14 explorer.exe 5 3 7->14 injected 55 Antivirus detection for dropped file 10->55 57 Multi AV Scanner detection for dropped file 10->57 59 Machine Learning detection for dropped file 10->59 process6 dnsIp7 29 thethuthe3.net 91.215.85.17, 80 PINDC-ASRU Russian Federation 14->29 31 sinuptinulium.net 104.21.93.238, 49704, 49709, 49711 CLOUDFLARENETUS United States 14->31 19 C:\Users\user\AppData\Roaming\iartwsw, PE32 14->19 dropped 21 C:\Users\user\...\iartwsw:Zone.Identifier, ASCII 14->21 dropped 33 System process connects to network (likely due to code injection or exploit) 14->33 35 Benign windows process drops PE files 14->35 37 Deletes itself after installation 14->37 39 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->39 file8 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-01-05 03:52:49 UTC
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ubntmqomuknovvejtxn7gnyywvfsbh6anrojjaywejso4usrdotq._file
Verdict:
malicious
Similar samples:
404afd3c18b203aa9ce9f8f5f9b7a813fda0d2a322252cd28e002e142080a4f7
Smoke Loader
6db15c88c3b32bf630ecea4eccf08a58f54cff5b6244c45bfb5ec20dd89685b5
Smoke Loader
804f07bc39f1916a886c0ff54055641e124f198e66e79239bb7bf126ae1f96ae
Smoke Loader
8a020aab0287b59502a256c75272770048fab37c5625fd81128cbb699d5d4559
Smoke Loader
a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
Smoke Loader
aa2e39c3f1f594f06b32a7f129a715271dd03fb65f7ae2df575fe8af510e4e5a
Smoke Loader
c7ccb4a44b7cd5ddce78eec54a5e0c306bcd1a0154db447b0f3efbe4719ca4ba
Smoke Loader
+ 2'973 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Link:
https://tria.ge/reports/240105-t1x9ksfbfp/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Uses Task Scheduler COM API
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://sinuptinulium.net/index.php
http://thethuthe3.net/index.php
http://rakutenmakutern.net/index.php
http://sindusyndy.net/index.php
http://lovelyloversbouuyrs.net/index.php
http://stanystarysturu.net/index.php
http://tybytimemunutere.net/index.php
http://opengamerstypepsy.net/index.php
http://lumustruoues.net/index.php
Unpacked files
SH256 hash:
0b970bf665f1d64d68b2d3532fe738be016fa218db7b6498f0d47b4c46035042
MD5 hash:
f1d46e13a977235c68138e11ccbf46af
SHA1 hash:
1cee1fdcb6e698e2bf5d4a9438d91bc8521c177f
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/bda99bd1-cd29-4fa7-abb9-77282cf276e4/
Parent samples :
c2c188e1268c54261a51deaee8c99af06ec604bf7e873c88e01e3b3d95e0d028
22a65c8bfef865afa71b633009dd4a46ddccb793a241a183202179ec9066d674
aa2e39c3f1f594f06b32a7f129a715271dd03fb65f7ae2df575fe8af510e4e5a
4e5eed42429be79e4a35d0e137149356319debf7e20ec9a8ca744564ddd95f43
a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
6db15c88c3b32bf630ecea4eccf08a58f54cff5b6244c45bfb5ec20dd89685b5
SH256 hash:
a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7
MD5 hash:
5c9b740325b9ce7d8e7e9211883516d0
SHA1 hash:
232c46f995dd833dd35b393d37b1a321a0511f8d
Link:
https://www.unpac.me/results/bda99bd1-cd29-4fa7-abb9-77282cf276e4/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a05b3641cca2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7

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
Create hunting rule
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 a05b3641cca29aead4899ddbf33718b54b209fc06c5c9483162264ee52511ba7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2725854/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/469656/

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