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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7. 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


ChiselClient


Vendor detections: 7


Intelligence 7 IOCs YARA 27 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7
SHA3-384 hash: 35adb74b877564527da54039a79bb86bf8c5861da6bd840739dcbf5c243a69869b22a59c8473d72a204202ca64358b80
SHA1 hash: fc800bb7351dbaf25e246a07af15963cbef190c6
MD5 hash: ce572ce3bcfe615d2d53c86d5eb7d57e
humanhash: orange-four-table-rugby
File name:chisel-amd64
Download: download sample
Signature ChiselClient
Create hunting rule
File size:14'155'648 bytes
First seen:2026-10-11 07:13:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 98304:I6TVja6pa980sULc6WpHujPeahkxmM2PSsB46/rBC4oEibZ4faW/hH3jQzbj42Bh:Z4/7sReTk3OBffaW5Xj4bjHxl1
TLSH T1D0E66B57ECA515A8C1AED1318A769263BB317C4A0B3027D71F50F6382F77BD0AAB9740
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:ChiselClient elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Tool.HTTPTunnel-10058782-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
base64 expand lolbin
Link:
https://www.filescan.io/uploads/6acb374e2250481725a1bbed/reports/e9af0254-adde-4435-a073-fe0b1ece004f/overview
Verdict:
Adware
File Type:
elf.64.le
First seen:
2026-10-11T04:42:00Z UTC
Last seen:
2026-10-12T18:11:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c704a6fb-1d13-4e65-bd78-3091646236c4
Behavior Graph:
Download SVG
%3 guuid=e57d0442-2100-0000-8b58-12f16c0c0000 pid=3180 /usr/bin/sudo guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186 /tmp/sample.bin guuid=e57d0442-2100-0000-8b58-12f16c0c0000 pid=3180->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186 execve guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3202 /tmp/sample.bin guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3202 clone guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3203 /tmp/sample.bin guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3203 clone guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3204 /tmp/sample.bin guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3204 clone guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3205 /tmp/sample.bin guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3205 clone guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3207 /tmp/sample.bin guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3186->guuid=e493a945-2100-0000-8b58-12f1720c0000 pid=3207 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/02eeca0a-6cf8-48a9-abf2-0e7f64355eed
Result
Threat name:
Chisel Client
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1985409
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Yara detected Chisel Client
Behaviour
Behavior Graph:
Download SVG
Score:
95%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7/
Threat name:
Linux.PUA.Chisel
Create hunting rule
Status:
Malicious
First seen:
2026-10-11 07:14:30 UTC
File Type:
ELF64 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uky4cimwcyf53wanu6tmvkkmw44cjazwalcd5ckobatpfag6q33q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261011-h2s6gadh48/
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: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: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_all_IPv6_variants
Create hunting rule
Author:Bierchermuesli
Description:Generic IPv6 catcher
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
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_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:html_auto_download_b64
Create hunting rule
Author:Tdawg
Description:html auto download
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:LIN_Sample_Unique_4c099562
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NSVPS_Hydra_SSH_Bruteforce
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot
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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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: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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:tool_chisel_strings
Create hunting rule
Author:Sekoia.io
Description:Detects Chisel
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

ChiselClient

elf a2b1c12196160bddd80da7a6caa94cb73824833602c43e894e0826f280de86f7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3947913/
  
Delivery method
Distributed via web download

Comments