MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff. 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: 10


Intelligence 10 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff
SHA3-384 hash: f8b037e44efd191847e4d3610150246082e5765ea646eed353ac60d77090b5a463c6a0f6ec944af49ccc1e7bebd2645d
SHA1 hash: cae8ffaf111e2c58f55c4bf821fedbb9ccfcf4db
MD5 hash: 7e085b025285bdd2736a1421745bf542
humanhash: freddie-twenty-blossom-uranus
File name:file
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:1'971'400 bytes
First seen:2026-04-22 05:33:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (455 x Vidar, 96 x Stealc, 92 x Rhadamanthys)
ssdeep 24576:1/6y+xHNllicfAJ85/a3BtXvTedeQOxmLMDhqG6WcRDzQG:1/kxHJfA/3B1vTen3ghOJF
TLSH T1A6955B42389105BDC49AB73148F27682BA35B8190B3637D32F91AB783F37BD0197675A
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter Bitsight
Tags:dropped-by-gcleaner exe signed Smoke Loader U UNIQ.file

Code Signing Certificate

Organisation:*.bleacherreport.com
Issuer:GlobalSign Atlas R3 DV TLS CA 2026 Q1
Algorithm:sha256WithRSAEncryption
Valid from:2026-03-01T22:55:25Z
Valid to:2027-04-02T22:55:24Z
Serial number: 0179b4e4c66b569a4d989ffe9203b6e0
Intelligence: 11 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: a21ce6df36b75c71d7af8bcc88e41f95b659d29b434bcabf8a8f9ec6343e1250
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
Bitsight
url: http://158.94.209.95/service

Intelligence

File Origin
# of uploads :
1
# of downloads :
214
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
_98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff.exe
Verdict:
Malicious activity
Analysis date:
2026-04-22 05:34:30 UTC
Tags:
golang
Link:
https://app.any.run/tasks/ddb89ad5-d22d-4c72-8319-f342f2ef927c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/63057/
Verdict:
Clean
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69e85db151cce3ff702ef4ba
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Connection attempt to an infection source
DNS request
Connection attempt
Sending an HTTP POST request
Query of malicious DNS domain
Sending an HTTP POST request to an infection source
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
adaptive-context golang signed
Link:
https://www.filescan.io/uploads/69e85da981aa9ec3bc1d8e16/reports/1efd4e42-7c76-478a-ba4b-3fa2b3a78bcb/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-04-22T02:41:00Z UTC
Last seen:
2026-04-22T04:43:00Z UTC
Hits:
~100
Detections:
Backdoor.Win64.Gsb.gen PDM:Trojan.Win32.Generic Backdoor.Agent.HTTP.C&C Backdoor.Win64.Gsb.sb Backdoor.Win64.Gsb.vt
Link:
https://opentip.kaspersky.com/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9ef31644-6e50-42ce-8466-12b61e9a1153
Score:
90%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/7e085b025285bdd2736a1421745bf542
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff/
Verdict:
Malicious
Threat:
Backdoor.Win64.Gsb
Link:
https://tip.neiki.dev/file/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2026-04-22 05:33:32 UTC
File Type:
PE+ (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=td2mqzjwtqhcumembuan7fv5u3uzhhc45eduscxs4app3htgd37q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery spyware stealer
Link:
https://tria.ge/reports/260422-f84vfadw5y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Browser Information Discovery
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff
MD5 hash:
7e085b025285bdd2736a1421745bf542
SHA1 hash:
cae8ffaf111e2c58f55c4bf821fedbb9ccfcf4db
Link:
https://www.unpac.me/results/572021d5-0ecb-4104-bb7c-ebb085e6c4a5/
Malware family:
RemusStealer
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/98f4c865369c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

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 98f4c865369c0e2a308c0d00df96bda6e9939c5ce907490af2e01efd9e661eff

(this sample)

  
Dropped by
Gcleaner
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/63057/

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