MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a. 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


Tsunami


Vendor detections: 9


Intelligence 9 IOCs YARA 22 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a
SHA3-384 hash: ff568780341211c7553a90e4052239785691b1e42d4017b852dd64701121372a8f4edff8c8d01d751ffea6bf78dd5961
SHA1 hash: 9a16995e848a26397344a4e98044a131f0cec854
MD5 hash: cac9fef943e28f9716295b3ea5b346a3
humanhash: six-georgia-xray-eighteen
File name:cac9fef943e28f9716295b3ea5b346a3
Download: download sample
Signature Tsunami
Create hunting rule
File size:101'621 bytes
First seen:2023-03-26 23:20:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:GVcEpKom3o4QRUUje4jPwARS9bdp/pakodyk3GmX0VA:bQRrj8ARuRikodyk3GmX0VA
TLSH T14DA35B13E553C2BFC4E3A6FA2BDBC5219923F4391B36620933DCBDB56B15AD85E18201
telfhash t1ba11ed07a0b7ca682f721814ac7c5bfa01d267373241bb74af8ec4d8182b005b975e0b
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 elf Tsunami

Intelligence

File Origin
# of uploads :
1
# of downloads :
181
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Tsunami-7644569-0
Create hunting rule

Unix.Trojan.Tsunami-7644790-0
Create hunting rule

Unix.Trojan.Tsunami-7645009-0
Create hunting rule

Unix.Trojan.Tsunami-7645187-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
80%
Tags:
anti-debug bashlite gafgyt mirai
Link:
https://www.filescan.io/uploads/6420d36180ca4ca1ff597abe/reports/0fd76a8c-8c98-4020-8f15-cfaa33df36f6/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
20.151.71.228:6667
UDP botnet C2(s):
not identified
Malware family:
Tsunami
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9e571d8f-c6d3-4a52-839c-28e7b5de3d62
Result
Threat name:
Muhstik, Tsunami
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1202274
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses IRC for communication with a C&C
Yara detected Muhstik
Yara detected Tsunami
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 835184 Sample: rYzrUGqpNm.elf Startdate: 27/03/2023 Architecture: LINUX Score: 88 22 20.151.71.228, 46922, 6667 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 2 other IPs or domains 2->26 28 Snort IDS alert for network traffic 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 4 other signatures 2->34 8 logrotate sh rYzrUGqpNm.elf 2->8         started        10 dash ls 2->10         started        12 dash systemctl 2->12         started        14 2 other processes 2->14 signatures3 process4 process5 16 sh rsyslog-rotate 8->16         started        18 rYzrUGqpNm.elf 8->18         started        process6 20 rsyslog-rotate systemctl 16->20         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a/
Threat name:
Linux.Backdoor.Kaiten
Create hunting rule
Status:
Malicious
First seen:
2023-03-26 23:21:06 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uldff53zngvlgn6jk53mj6wopsszyklpx5mnlnxdhd6pqo5emyna._file
Result
Malware family:
kaiten
Create hunting rule
Score:
  10/10
Tags:
family:kaiten linux
Link:
https://tria.ge/reports/230326-3bzksaae22/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Tsunami
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a

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_irc_catcher
Create hunting rule
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_656bf077
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_821173df
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_e0673a90
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_0e52c842
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_55a80ab6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_ad60d7e8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_e98b83ee
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_f806d5d9
Create hunting rule
Author:Elastic Security
Rule name:myMirai
Create hunting rule
Description:Mirai
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:Tsunami_Backdoor
Create hunting rule
Author:@is_henderson
Description:Tsunami Backdoor
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

Tsunami

elf a2c652f77969aab337c95776c4face7ca59c296fbf58d5b6e338fcf83ba4661a

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2586926/

Comments


Avatar
zbet commented on 2023-03-26 23:20:33 UTC

url : hxxp://20.151.71.228/bash