MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308
SHA3-384 hash: 676f6f4785e905d400d66dc3181b0f414bf5493fa08b3c2296abe2534e13de70292c5f94d9e9a493f46c66ee9435debd
SHA1 hash: 27052d911f406ed7adc79664505f095438aa3238
MD5 hash: 5fb1b4831cb74b0f6f72af4fa739ad65
humanhash: music-mango-bakerloo-video
File name:UnHAnaAW.arm7
Download: download sample
Signature Mirai
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File size:156'877 bytes
First seen:2021-12-22 08:50:04 UTC
Last seen:2022-01-09 15:50:04 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:MgxYi2gojQeTWKrsRdxcKfKw/LyCeAd27u+bn5mx61NXnu/IM/9UBqh:HxYi2gojvTWK4RcKR327u+bnEx8XnIIG
TLSH T169E34C56EA818E13C4D527BABAAF01893332A75493DB730689145FB43FC6B6F0E77601
telfhash t12931a8f14b2b66285a68cbdc89dcb3ad121c96165247df33ff1484bca01449db92994f
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-29.UNOFFICIAL
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Unix.Dropper.Mirai-7135890-0
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Unix.Dropper.Mirai-7135925-0
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Unix.Dropper.Mirai-7135939-0
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Unix.Trojan.Mirai-7135981-0
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Unix.Trojan.Mirai-7135982-0
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Unix.Dropper.Mirai-7136025-0
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Unix.Dropper.Mirai-7355719-0
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Unix.Trojan.Mirai-9760303-0
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Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/61c2e6bf4ab5c44cbf4c802f/reports/6a0ccf8d-7bf7-4b8b-8006-246126765f90/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
107.173.229.118:80/bins
Number of open files:
31
Number of processes launched:
9
Processes remaning?
true
Remote TCP ports scanned:
8080,80,37215,2323,23
Full report:
https://elfdigest.com/brief/b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/737e75c8-cb36-4387-be11-dfd70b6e4240
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/911417
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 543897 Sample: UnHAnaAW.arm7 Startdate: 22/12/2021 Architecture: LINUX Score: 84 32 188.0.24.97 YARTV-ASRU Russian Federation 2->32 34 197.237.248.152 WANANCHI-KE Kenya 2->34 36 98 other IPs or domains 2->36 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 Contains symbols with names commonly found in malware 2->44 46 Uses known network protocols on non-standard ports 2->46 8 UnHAnaAW.arm7 2->8         started        10 systemd sshd 2->10         started        12 systemd sshd 2->12         started        14 6 other processes 2->14 signatures3 process4 process5 16 UnHAnaAW.arm7 8->16         started        18 UnHAnaAW.arm7 8->18         started        21 UnHAnaAW.arm7 8->21         started        signatures6 23 UnHAnaAW.arm7 16->23         started        26 UnHAnaAW.arm7 16->26         started        28 UnHAnaAW.arm7 16->28         started        30 3 other processes 16->30 38 Sample tries to kill multiple processes (SIGKILL) 18->38 process7 signatures8 48 Sample tries to kill multiple processes (SIGKILL) 23->48
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308/
Threat name:
Linux.Trojan.Mirai
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Status:
Malicious
First seen:
2021-12-22 08:51:08 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 27 (70.37%)
Threat level:
  5/5
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:echobot family:mirai linux
Link:
https://tria.ge/reports/211222-krlprafbd2/
Behaviour
Reads runtime system information
Reads system network configuration
Enumerates active TCP sockets
Write file to user bin folder
Modifies the Watchdog daemon
Writes file to system bin folder
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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

Mirai

elf b85d76264352c3f1fd3d341a6e027979a1a5a913384769b941da06956ee36308

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1909905/
  
Delivery method
Distributed via web download

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