MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b
SHA3-384 hash: d21248b691ddbb2542991d21e3bb396382d431bf606ec6c7dfeebb8028552bf8ac4dd060591a85ee338f274ee5bd21b1
SHA1 hash: c8001dbd7ced6ff7d4246ec09f6c1d1d59a1fd9d
MD5 hash: 1b4e0f6bf3c543e03cdc61457145b2b5
humanhash: maine-five-nine-happy
File name:johen.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:176'499 bytes
First seen:2026-02-21 06:30:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:WMdy5RuL6KaI5dPRdLBBoJYXoCyj8UlBuysd0LM/9VamtTM:WMIuuKaI5dPRdtBAFC68cBuysdQM/99M
TLSH T194045C46EB818A13C0D62779F69F524533239BA4D3DB33069918AFB43F867DE0E67601
telfhash t13c31fe31573151196ab1d954edec97b2152a87132349ee33df36c8dc181a09be93ec0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 f10037af48312323111ce1a262bdbcd5a135043cb05300b0aa9d0d35ff6319ed
File size (compressed) :67'412 bytes
File size (de-compressed) :176'499 bytes
Format:linux/arm
Packed file: f10037af48312323111ce1a262bdbcd5a135043cb05300b0aa9d0d35ff6319ed

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/ab9a2dc3-7792-4cf1-9c65-b0d4c42f7a1b/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
48
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/170f9c5c-0561-47b0-a24b-3aeb01c8f95d
Behavior Graph:
Download SVG
%3 guuid=a098edce-1a00-0000-0f02-0abc810b0000 pid=2945 /usr/bin/sudo guuid=97f852d1-1a00-0000-0f02-0abc840b0000 pid=2948 /tmp/sample.bin guuid=a098edce-1a00-0000-0f02-0abc810b0000 pid=2945->guuid=97f852d1-1a00-0000-0f02-0abc840b0000 pid=2948 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0a745aa6-40fc-4263-8c72-b2529f9a770b
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sigrzs2kin2ljywxzh4rr7qrwv3jgt5b5ot2w5yqxsxx5zupoy5q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/260221-g99mract4b/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
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/920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 f10037af48312323111ce1a262bdbcd5a135043cb05300b0aa9d0d35ff6319ed

Mirai

elf 920d1ccb4a4374b4e2d7c9f918fe11b576934fa1eba7ab7710bcaf7ee68f763b

(this sample)

  
Dropped by
SHA256 f10037af48312323111ce1a262bdbcd5a135043cb05300b0aa9d0d35ff6319ed
  
URLhaus
https://urlhaus.abuse.ch/url/3782167/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 70865d4e71a06033b89bc8ed186ffb7b
  
URLhaus
https://urlhaus.abuse.ch/url/3782355/

Comments