MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd
SHA3-384 hash: 8f04de6f0c9ff973c74739899708bba77fd65c46ba0728abbb68f6510a36f078c42d9f0e61a5024b143448189be3191a
SHA1 hash: 83ef9c2f27b927bd57cf54a2cf69032f1c7d7e47
MD5 hash: 86ca57974cb0a63bf92560f314f7fab5
humanhash: fifteen-wolfram-carolina-georgia
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:97'188 bytes
First seen:2025-12-31 00:32:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:uYykIBRmGZDKgiZtTfnGfNzTxxyW0H9KKNt19ee/wnNCI56ad2IymQY2AUm6hh14:uvjBRm+rjhlG9ZTvS4aL6hh1oWi
TLSH T113933A42BD91899ECAD013B5B66E268C3352A3FAC1DEB217DC118F1537CA64F0D77A90
telfhash t172f0c940fd7dca1988e74a34dcac43a5c053a237a0229b21ef08dee0883f009f31cd6a
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 a207b635ee3d7705a8bb4847c0b521a3253f5512052867aad53c77ab4ce9e05a
File size (compressed) :37'548 bytes
File size (de-compressed) :97'188 bytes
Format:linux/arm
Packed file: a207b635ee3d7705a8bb4847c0b521a3253f5512052867aad53c77ab4ce9e05a

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/ede1fb87-d725-4dce-9924-735da80982d0/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.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-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.Dropper.Mirai-10007027-0
Create hunting rule

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

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt gcc mirai obfuscated obfuscated rust
Link:
https://www.filescan.io/uploads/69546f4a127d6a14e0c94f8e/reports/78f3efcf-b6ae-42e5-8954-35489b730ab1/overview
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-30T21:36:00Z UTC
Last seen:
2025-12-30T21:37:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r
Link:
https://opentip.kaspersky.com/dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/35922623-e26a-418a-8c02-9ad8cc95ed05
Behavior Graph:
Download SVG
%3 guuid=6062629a-1900-0000-a4d9-99e46b090000 pid=2411 /usr/bin/sudo guuid=59f9a49c-1900-0000-a4d9-99e471090000 pid=2417 /tmp/sample.bin guuid=6062629a-1900-0000-a4d9-99e46b090000 pid=2411->guuid=59f9a49c-1900-0000-a4d9-99e471090000 pid=2417 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/07fa4975-31ea-4ffc-885e-e73d8b48af56
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1842467
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 00:33:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3qie5apii4d6rmsfl24fuq7hc233w4ziudepvzdepknrnu4efk6q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251231-av2j9san6s/
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/34ba0e99-5835-4c64-9322-e7581404d904
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 a207b635ee3d7705a8bb4847c0b521a3253f5512052867aad53c77ab4ce9e05a

Mirai

elf dc104e81e84707e8b2455eb85a43e716b7bb7328a0c8fae4647a9b16d3842abd

(this sample)

  
Dropped by
SHA256 a207b635ee3d7705a8bb4847c0b521a3253f5512052867aad53c77ab4ce9e05a
  
URLhaus
https://urlhaus.abuse.ch/url/3722795/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b0f8eaed3b16b8724b9bf4fff2a7ffb0
  
URLhaus
https://urlhaus.abuse.ch/url/3722800/
  
URLhaus
https://urlhaus.abuse.ch/url/3719332/

Comments