MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a. 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


ConnectBack


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a
SHA3-384 hash: 8111ad7cc214971bf150c10568015e6f35b249e142303f00befa7772117713dc9a64de42ef1fc582f7f55b0a2c9fcbb1
SHA1 hash: 9cbb09dfb16591a1c03a04922205aa322280199d
MD5 hash: d5f8e8302fcf41b135466305e5094dfd
humanhash: green-cola-juliet-uncle
File name:SecuriteInfo.com.Linux.Exploit.316.14985.917
Download: download sample
Signature ConnectBack
Create hunting rule
File size:845'528 bytes
First seen:2024-05-06 21:20:28 UTC
Last seen:2024-05-07 00:58:15 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:ZvV4sfli/fg5SC4gPwHityGEeDn9YDsFhaWz5ty:ZvNdi/RRgPwqEsaWz
TLSH T131056C67B6F374FDC4A7C031439BCBA26935F46601226EBB21C4D5342E46EA01F19BA7
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter SecuriteInfoCom
Tags:ConnectBack elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
104
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Exploit.316.14985.917.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/663949bfb8652ad994a0b6a7/reports/d5713821-0801-45b4-81a3-e141cc70b492/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f86afd57-4ecd-4441-af86-3e97b2dbc56f
Result
Threat name:
ConnectBack
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1437049
Signature
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected ConnectBack
Behaviour
Behavior Graph:
Download SVG
Score:
84%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-04-29 18:47:42 UTC
File Type:
ELF64 Little (Exe)
AV detection:
10 of 38 (26.32%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ellpxtgyu4mpeolz3fha2xqtx5i6hznepib5gni5dbo7zolhcwfa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/240506-z7a1hsef98/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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

ConnectBack

elf 22d6fbccd8a718f23979d94e0d5e13bf51e3e5a47a03d3351d185dfcb967158a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2840806/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments