MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20
SHA3-384 hash: 2af301f141af2195e4d41b2a495895356e8067a9a11cfd761d46eb640c8dd90a6a1dadee0f75f440c23004e64a7b9785
SHA1 hash: 44a6802cde0ab88043f976932c15cab2eb3bbf3a
MD5 hash: ac7405a0dd8c591fb2733af2c403fca2
humanhash: six-grey-washington-sierra
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:66'936 bytes
First seen:2025-08-28 06:18:45 UTC
Last seen:2025-08-28 11:44:44 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:rG+gYQHTll4pOaidCfyFuyjyN18nY4xL8BKxEZkWzqE81cgCcb:rGVpHTll4p6dCVD7E9L8sckyEDb
TLSH T1456302E83091EFB4C8D3B622754C028318FBDF35DBAEB559B9508A642EE46D0D95CD03
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :66'936 bytes
File size (de-compressed) :177'811 bytes
Format:linux/arm
Unpacked file: 080f8516fee3ad02b1a7058f5725efcd1adcf1acb906c0124eb6fbcc2f3c6c50

Intelligence

File Origin
# of uploads :
4
# of downloads :
34
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.10098.6241.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68aff54ad5fe4d855590a823/reports/deed251b-9ddd-4f05-82d8-3b74b824f9df/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
47
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-28T03:31:00Z UTC
Last seen:
2025-08-28T03:31:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6a33add0-4954-4c0c-887c-2457c12aa028
Behavior Graph:
Download SVG
%3 guuid=1fda9489-1a00-0000-6352-5c48030b0000 pid=2819 /usr/bin/sudo guuid=6edd628c-1a00-0000-6352-5c48080b0000 pid=2824 /tmp/sample.bin guuid=1fda9489-1a00-0000-6352-5c48030b0000 pid=2819->guuid=6edd628c-1a00-0000-6352-5c48080b0000 pid=2824 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bfee156e-4691-4970-97cd-c3d2424c4d5b
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1766795
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1766795 Sample: morte.arm7.elf Startdate: 28/08/2025 Architecture: LINUX Score: 64 25 accessdennied.uk. [malformed] 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Sample is packed with UPX 2->33 10 morte.arm7.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 35 Sends malformed DNS queries 25->35 process4 process5 14 morte.arm7.elf 10->14         started        process6 16 morte.arm7.elf 14->16         started        process7 18 morte.arm7.elf 16->18         started        process8 20 morte.arm7.elf 18->20         started        23 morte.arm7.elf 18->23         started        signatures9 37 Manipulation of devices in /dev 20->37 39 Deletes system log files 20->39
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-28 06:22:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3sypstlpef4cmcositycqiwt4e3kw4vtt3anoja2snf2x5otviqa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250828-g35p8acm9v/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f5770c83-cca3-4175-adfa-8e0ce7d54605
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/dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf dcb0f94d6f21782609d244f02822d3e136ab72b39ec0d7241a934babf5d3aa20

(this sample)

Mirai

elf 080f8516fee3ad02b1a7058f5725efcd1adcf1acb906c0124eb6fbcc2f3c6c50

  
URLhaus
https://urlhaus.abuse.ch/url/3612984/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 080f8516fee3ad02b1a7058f5725efcd1adcf1acb906c0124eb6fbcc2f3c6c50
  
Dropping
MD5 f45f4c503509e0e2e666814aeb3e45ec

Comments