MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05
SHA3-384 hash: 30fdcce60d1eda3e660a925a1584e7c219fb2ac064a2f5c7fd0c1f4bd858bc42a2ead6fa12949b44bc72a5453413f038
SHA1 hash: e47fa415628cccca044e4f65f125be9a0b8d4ccf
MD5 hash: 85ed1956d405087848be7cbeded6c7e2
humanhash: cola-grey-crazy-london
File name:85ed1956d405087848be7cbeded6c7e2
Download: download sample
Signature ConnectBack
Create hunting rule
File size:850'096 bytes
First seen:2024-06-08 19:21:39 UTC
Last seen:2024-06-08 20:34:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:ic/ppYhZCNau4i4gH/p761tyxE+InBDW0FhauzGNl:icPsZCwxgHRxL0auz
TLSH T1FB056B26B6F374FDC4A7C035439BCB626935F47601226EBB21C4D5342E46EA12F09BA7
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:64 ConnectBack elf

Intelligence

File Origin
# of uploads :
3
# of downloads :
105
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.MulDrop.85.9917.13627.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/6664af5def9fdf64aa69241f/reports/19b5a6cb-8a61-4290-9c95-2922937af85c/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:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/713cb7d1-bebc-4f83-9576-d26889f530df
Result
Threat name:
ConnectBack
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1454094
Signature
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected ConnectBack
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2024-06-08 16:30:52 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tzyhevsayque4icj4szfzhgentfesyctz27wtbk6yjnmzg6whycq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/240608-x272ysfa7t/
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/9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05

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 9e70725640c4284e2049e4b25c9cc46cca496053cebf69855ec25acc9bd63e05

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2879929/

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


Avatar
zbet commented on 2024-06-08 19:21:40 UTC

url : hxxp://110.41.14.58:8000/k.elf