MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73
SHA3-384 hash: c01d0ce2e65b5b78c7210c80b13d0fd9e6dc0c8aafbc620d26f5f77a36289661ac79253a589e47300d7b45db7a3bc3de
SHA1 hash: 9c52b0c9816404faede7a406915269c9eb99262a
MD5 hash: 469c04854ad10f6b41efdc95c7aca289
humanhash: magnesium-oklahoma-venus-jupiter
File name:b1
Download: download sample
File size:178'632 bytes
First seen:2025-02-19 12:41:38 UTC
Last seen:2025-02-20 06:25:20 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:ek3ZMg0jQjENaWJZGtLau3vYLWSmHX3ng:ek3ujQjENaWJCL93vKIXw
TLSH T1F304312DBE11BB7EE6A8823147F62FF4D35A11D336E1D281E1BDC6149EB025C089E794
telfhash t14d216d18493813f097755cde6aedff76e5a070df1a261d378e40e96d9a6d9424d00c1c
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10010431-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67b5d268a0fd713c335bc2c7linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Collects information on the network activity
Connection attempt
Sends data to a server
Kills processes
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/67b5d1a7e98aee4a87a029f4/reports/77284b33-7a4b-4d86-a03d-38cc0a40fdf0/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
12
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2aa3bbb3-495a-49dc-9664-9658bff34cac
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1619016
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1619016 Sample: b1.elf Startdate: 19/02/2025 Architecture: LINUX Score: 52 26 109.202.202.202, 80 INIT7CH Switzerland 2->26 28 1.1.1.1, 45843, 53 CLOUDFLARENETUS Australia 2->28 30 3 other IPs or domains 2->30 32 Multi AV Scanner detection for submitted file 2->32 9 dash rm b1.elf 2->9         started        12 dash rm 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 5 other processes 2->16 signatures3 process4 signatures5 34 Sample tries to kill multiple processes (SIGKILL) 9->34 18 b1.elf 9->18         started        process6 process7 20 b1.elf 18->20         started        process8 22 b1.elf 20->22         started        24 b1.elf 20->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73/
Threat name:
Linux.Backdoor.Tsunami
Create hunting rule
Status:
Malicious
First seen:
2025-02-19 12:42:15 UTC
File Type:
ELF32 Big (Exe)
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eke4knx4x7efh6yrx7hbvvxld6bqez4h27vxtt4j3evb73jzvrzq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/250219-pxekva1kew/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/85b06a60-3dd5-4ec7-a4c1-cc21636650a8
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/2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73

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: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

sh e1abff1ece2c530e3bb6bd4d2b22fadd6aa8d98b980f76468075937f00b40829

elf 2289c536fcbfc853fb11bfce1ad6eb1f83026787d7eb79cf89d92a1fed39ac73

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3445160/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3445257/
  
Dropped by
SHA256 e1abff1ece2c530e3bb6bd4d2b22fadd6aa8d98b980f76468075937f00b40829
  
Dropped by
MD5 8ecd707851d71fefd6924286413cc06a
  
Dropped by
SHA256 f0a04928806ec265dd32c7355d1b8788aa675f862a30fdfc936d33c71130823c
  
Dropped by
MD5 f699a3f7bec6ff53d55312e48536c3bc
  
URLhaus
https://urlhaus.abuse.ch/url/3445247/
  
URLhaus
https://urlhaus.abuse.ch/url/3445253/

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments