MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320. 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


Mirai


Vendor detections: 11


Intelligence 11 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320
SHA3-384 hash: d9b21e2c7cbca0a3d74d54a8d752da1972a94e1babd78d091dcc6343c6bf0bf72e304961dbf90028fa6bcfc0e0acac00
SHA1 hash: c692dc34c4a871b06ebb8f3f2f3d1c036c4f7bf4
MD5 hash: ef9a12ee4229b310fcdb987b59a747c4
humanhash: lactose-fourteen-william-eight
File name:assailant.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:142'751 bytes
First seen:2024-05-15 12:32:58 UTC
Last seen:2024-05-15 12:37:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:QVfyQ+d+pceQGfvbHyaJfvhhWOiwztei3d45hL9Q3Z4WBZxfkmydQCYMhEFg:MbHyaJHhhoU3+5hL9Q3DH8mydQCYMhE+
TLSH T1EFD33A05D8909767C6D227BAF79A428D73236B68A7D733115A28AFF02FC1B9D1D7D020
telfhash t12831f25399f5871c6fb75d34acbc07f11151aa227260bf70af4ec1808933002b479d9b
Reporter elfdigest
Tags:gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
103
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Dropper.Mirai-7138855-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Dropper.Mirai-7489238-0
Create hunting rule

Unix.Trojan.Mirai-7582945-0
Create hunting rule

Unix.Proxy.Mirai-7844054-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Unix.Trojan.Mirai-9917488-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Gains root access
Connection attempt
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/6644ab7fd5c40bffee5f277d/reports/3086ef6f-426d-478f-a667-4ea869af05a0/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
103.153.69.151
Number of open files:
0
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c0488e26-b440-4a7b-a865-d2e31fe948f1
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1441981
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1441981 Sample: assailant.arm6.elf Startdate: 15/05/2024 Architecture: LINUX Score: 76 37 103.153.69.151, 42516, 49394, 49398 TWIDC-AS-APTWIDCLimitedHK unknown 2->37 39 daisy.ubuntu.com 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 2 other signatures 2->47 15 assailant.arm6.elf 2->15         started        signatures3 process4 process5 17 assailant.arm6.elf 15->17         started        process6 19 assailant.arm6.elf 17->19         started        process7 21 assailant.arm6.elf 19->21         started        23 assailant.arm6.elf 19->23         started        process8 25 assailant.arm6.elf 21->25         started        process9 27 assailant.arm6.elf 25->27         started        process10 29 assailant.arm6.elf 27->29         started        process11 31 assailant.arm6.elf 29->31         started        process12 33 assailant.arm6.elf 31->33         started        process13 35 assailant.arm6.elf 33->35         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-05-15 12:33:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4oxezno4u23pf263m7e4nqubxm5d2zdopifhrmj5nxabebeumqa._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/240515-pq62hshe6y/
Malware Config
C2 Extraction:
103.153.69.151:42516
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/b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_30444846
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_6a510422
Create hunting rule
Author:Elastic Security
Reference:14cc92b99daa0c91aa09d9a7996ee5549a5cacd7be733960b2cf3681a7c2b628
Rule name:Linux_Trojan_Gafgyt_6ae4b580
Create hunting rule
Author:Elastic Security
Reference:14cc92b99daa0c91aa09d9a7996ee5549a5cacd7be733960b2cf3681a7c2b628
Rule name:Linux_Trojan_Gafgyt_d2953f92
Create hunting rule
Author:Elastic Security
Reference:14cc92b99daa0c91aa09d9a7996ee5549a5cacd7be733960b2cf3681a7c2b628
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

Mirai

elf b71d7265aee535b7975edb3e4e36140dd9d1eb2373d053c589eb6e009024a320

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2850896/
  
Delivery method
Distributed via web download

Comments