MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249. 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


FRP


Vendor detections: 8


Intelligence 8 IOCs YARA 30 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249
SHA3-384 hash: 7678b2aab3901179b415995e1ab653c9e15479ee476350b58218ea77484602282678debd456804741338ee8285a937c7
SHA1 hash: 1e6cb37293300f481ebdd45256efa3c00890c88b
MD5 hash: 39e768eb955cd06d1913400b2ef761de
humanhash: apart-chicken-grey-spaghetti
File name:frp_0.60.0-HAYFRP_windows_amd64.zip
Download: download sample
Signature FRP
Create hunting rule
File size:12'749'854 bytes
First seen:2025-11-24 07:07:30 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 393216:zqAr0RKyBJfwlb9CRZYzT/uH2ESl+2XZnfyAIKqdifFJS4:zl0RKyfficRGzTdXZnfyAbqdUS4
TLSH T12AD633A3732DB36ADB11DAF730E32D118EB1F6E196EB0451E29167F4E40B4E6A7501E0
Magika zip
Reporter juroots
Tags:frp zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
34
Origin country :
IL IL
File Archive Information

This file archive contains 5 file(s), sorted by their relevance:

File name:frpc.exe
File size:15'020'032 bytes
SHA256 hash: 79fc25257268fc38eb081604ec1553a48c0a4a8e9a3bae87a8ffcce43a4b4e80
MD5 hash: d86bc844ccf3f0968b33e78108d90c1e
MIME type:application/x-dosexec
Signature FRP
File name:frps.toml
File size:17 bytes
SHA256 hash: fa80b34c15374c4141c987a8b0668cd22643392042620d8f025f8f48417135c9
MD5 hash: 4e35e82f6c64236c70df684f5d2c2373
MIME type:text/plain
Signature FRP
File name:frpc.toml
File size:151 bytes
SHA256 hash: 4a6cd90a3e3a59e860b503baa9ebef3e76e69b3dd58203da20e10641cf84b091
MD5 hash: a083879eeff81ccd5e4cc600a9627829
MIME type:text/plain
Signature FRP
File name:frps.exe
File size:18'877'440 bytes
SHA256 hash: bc5fc197751214e95c33e6b6c49d2f787762cd7c9a9f3ef1ea68a035ab0fdbf3
MD5 hash: 58cb5411640795f045c204e086828b0b
MIME type:application/x-dosexec
Signature FRP
File name:LICENSE
File size:11'560 bytes
SHA256 hash: 2e54cd84a645bea25943c75dd8ae67cb291e66a47a11578333c9b4b3b6b86c85
MD5 hash: 25d3e06178b11a7b123c10703ad7baaf
MIME type:text/plain
Signature FRP
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6924055217146b98ddbca0ac
Tags:
vmdetect virus
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm crypto golang reverseproxy
Link:
https://www.filescan.io/uploads/6924047be5743ce589e7b3d9/reports/7a57c7f6-6457-4d71-9e29-d9d1c1dc88f5/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249
Verdict:
Adware
File Type:
zip
Link:
https://opentip.kaspersky.com/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249/results?tab=lookup
Score:
87%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout SVG Zip Archive
Link:
https://app.malva.re/file/39e768eb955cd06d1913400b2ef761de
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249/
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-01-30 18:18:00 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6ocwo5miho7kqgy6blropn2rg6ix3dlkkbcoedgpwmxl6ifsjeq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/251124-jck91abq8t/
Behaviour
Suspicious behavior: EnumeratesProcesses
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/4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249

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:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
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:Go_Malware_Yamux_Variant
Create hunting rule
Author:Gemini
Description:Detects a specific Go-based malware variant using the yamux library, with shared strings and constants across x86 and ARM architectures.
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:INDICATOR_TOOL_FastReverseProxy
Create hunting rule
Author:ditekSHen
Description:Detects Fast Reverse Proxy (FRP) tool
Rule name:Linux_Proxy_Frp_4213778f
Create hunting rule
Author:Elastic Security
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:tool_frp_str
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:Detect fast reverse proxy (frp)
Reference:https://github.com/fatedier/frp
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

FRP

zip 4f9c2b3bac41ddf540d8f057173dba89bc8bec6b52822710667d9975f9059249

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3715633/
  
Delivery method
Distributed via web download

Comments