MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
SHA3-384 hash: 3c866cba1dfa8042fd7639ba4230cea77a6ad16d10e8ca34e5f154ca6617263614f4ce0bc778fc7757ff5ef71cfd1a88
SHA1 hash: 176784c637fe90c34a88a7bc825fa350b57658b3
MD5 hash: a2f9db14926c8e6fbfa65db85653285a
humanhash: utah-echo-mobile-echo
File name:1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:2'473'984 bytes
First seen:2026-06-05 06:52:35 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 49152:pxayIRSfaR8s6jYqEVi2GSOJLeL+EPda6ENQICj1j0nj2g0cEoUXKvwgt6hOX:zfYSims6jIyJL8P46kQIS0nj2IElEt0c
Threatray 28 similar samples on MalwareBazaar
TLSH T12AB53357797C112ACA1287B021EEF7EDAE609CEBD42A00E791B1775C2A7171C322D1E7
TrID 88.4% (.MST) Windows SDK Setup Transform script (61000/1/5)
11.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter JAMESWT_WT
Tags:Click-Hijacking-TDS FakePublisher msi signed Smoke Loader

Code Signing Certificate

Organisation:FakePublisher
Issuer:FakePublisher
Algorithm:sha256WithRSAEncryption
Valid from:2026-02-21T14:46:11Z
Valid to:2028-02-21T14:46:11Z
Serial number: f8fb69cbeab89a98
Thumbprint Algorithm:SHA256
Thumbprint: 8337dfa0bd28282687b8eb1d92a84fab8034cd26e6bc30a03957e670c304bada
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
IT IT
Vendor Threat Intelligence
Malware configuration found for:
MSI
Details
Link:
https://research.acce.ciphertechsolutions.com/results/6127a73d-1ab7-4732-9c1a-0baf18a38ab9/
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69131/
Detection(s):
SecuriteInfo.com.FileRepMalware.74442974.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a22726257b7bf261d610ffa
Tags:
virus blic
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CAB installer installer packed wix
Link:
https://www.filescan.io/uploads/6a22725b46e44aecc0d0da1a/reports/8051b121-b549-4165-823e-758ac1be1da4/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
Verdict:
Malicious
File Type:
msi
First seen:
2026-02-22T12:41:00Z UTC
Last seen:
2026-03-08T03:08:00Z UTC
Hits:
~10
Detections:
BSS:Trojan.Win32.Generic Trojan.Win32.Injuke.plxo
Link:
https://opentip.kaspersky.com/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7/results?tab=lookup
Score:
85%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7/
Verdict:
Malicious
Threat:
Family.SMOKE LOADER
Link:
https://tip.neiki.dev/file/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
Threat name:
Win64.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2026-02-22 23:49:54 UTC
File Type:
Binary (Archive)
Extracted files:
24
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d455wik3skuvorehigq7b6lqmojcxg4v73w4ry3af7xdlixicd3q._file
Verdict:
malicious
Label(s):
remus
Create hunting rule
Similar samples:
1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7
Smoke Loader
52f6d81aa40d054ff5baa08ce64e8fd186917e9961b46fda2a317e7d48949595
Smoke Loader
636aaf7ca40f9e0afc947f9a0f380a1457402afa9f7c968a9a70661b2b489231
Smoke Loader
88b9d60764305345d87dee588611de9e9c5bfdbb46d04af61d329112000b098c
Smoke Loader
8af75100ed69758e4da91255e0fae90f4ac40db2d1cfe52b9ea90c637ea30a82
Smoke Loader
95aa6cb8d1070d033da84cfcfa136ef46a0c6d7192ee06458707a28a7c1c94a9
Smoke Loader
a64e4bbea5983eefb772b8b467504f6242c913e98a8c7fa9a6fd6e4b9a3631de
Smoke Loader
b93484fd64dee8ad3b45ddddcb58e54efaf751f33a12c8807f8d0765e8237337
Smoke Loader
error
Smoke Loader
+ 18 additional samples on MalwareBazaar
Result
Malware family:
remus_stealer
Create hunting rule
Score:
  10/10
Tags:
family:remus_stealer persistence privilege_escalation ransomware stealer
Link:
https://tria.ge/reports/260605-hnqhesbz5z/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Event Triggered Execution: Installer Packages
Drops file in Windows directory
Badlisted process makes network request
Enumerates connected drives
Executes dropped EXE
Detects Remus stealer
Family: Remus
Malware family:
RemusLogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1f3bdb215b92/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/1f3bdb215b92a957448741a1f0f97063922b9b95feedc8e3602fee35a2e810f7

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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/69131/

Comments