MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70
SHA3-384 hash: 760271354a5ddb2d1ff60132e9368b39dc53534d91bef84d2ddf0e55d41eccead1aa8753368ad7826731d2e3801eb2c9
SHA1 hash: f8faa9fa607380f19bd7b017a567561a2f7482e4
MD5 hash: b5e8d13878f5977fbcf5c17d077b7fc6
humanhash: sierra-fruit-california-tennessee
File name:drea4
Download: download sample
Signature Mirai
Create hunting rule
File size:150'336 bytes
First seen:2025-03-05 22:21:37 UTC
Last seen:2025-03-06 16:36:01 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:EsmwJMyKjZ7XF0IZwepFb2IXM4V5RTYTltjGROfxOtpPiP7tIqilFgwywM/NZeLW:Esmw7E2IhFb64ZsBtjGUxj2fSC/A
TLSH T1D7E30845BC419B23C6D722BBFB5E428D772617A8D3EE720399256F20378B95B0E37142
telfhash t17021c0b48b514bacb3c50448c14d613f2ed6706a5b173ca9969b6f8b1713dc5f139c3a
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
107
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c8d0c0c668b65489bf4b10linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
bash lolbin remote
Link:
https://www.filescan.io/uploads/67c8ceb14887682ff58e29f9/reports/3413eba2-cb69-480d-a42b-7028346b9f5b/overview
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e0a629f0-9757-444c-826c-cbe87a5a200f
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1630485
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1630485 Sample: drea4.elf Startdate: 05/03/2025 Architecture: LINUX Score: 60 28 raw.awaken-network.net. [malformed] 2->28 30 109.202.202.202, 80 INIT7CH Switzerland 2->30 32 3 other IPs or domains 2->32 38 Multi AV Scanner detection for submitted file 2->38 8 drea4.elf 2->8         started        10 xfce4-panel wrapper-2.0 2->10         started        12 systemd rsyslogd 2->12         started        14 33 other processes 2->14 signatures3 40 Sends malformed DNS queries 28->40 process4 process5 16 drea4.elf 8->16         started        19 wrapper-2.0 xfpm-power-backlight-helper 10->19         started        signatures6 34 Sample tries to kill multiple processes (SIGKILL) 16->34 36 Sample deletes itself 16->36 21 drea4.elf 16->21         started        24 drea4.elf 16->24         started        26 drea4.elf 16->26         started        process7 signatures8 42 Sample tries to kill multiple processes (SIGKILL) 21->42
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-05 22:22:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ukr5pcsmqu2gjqf5zfqlxzb547n5xu73eiescpa34flxb42235ya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet
Link:
https://tria.ge/reports/250305-2akjss1pz6/
Behaviour
Changes its process name
Deletes itself
Malware Config
C2 Extraction:
raw.awaken-network.net
141.98.10.142
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/88ff5f50-7de0-4418-9581-0ec17015e374
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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

sh 1fa34b5dfb8f50388ac6387aa6ad8672e333b0d5dfa3e725f2ef0308091a10b8

Mirai

elf a2a3d78a4c853464c0bdc960bbe43de7dbdbd3fb2209213c1be15770f35adf70

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3430686/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 1fa34b5dfb8f50388ac6387aa6ad8672e333b0d5dfa3e725f2ef0308091a10b8
  
Dropped by
MD5 22b9c3d02a4db16e4beb15251bda9069
  
Dropped by
SHA256 01cc4546042b6cb240e691f5c2fb3b27874f172d3fc8158aebb720d35d6e9cd4
  
Dropped by
MD5 00d5c5076e2509369efa7f7ea47f884b
  
URLhaus
https://urlhaus.abuse.ch/url/3430679/
  
URLhaus
https://urlhaus.abuse.ch/url/3430689/
  
Dropped by
SHA256 c3252c2dfa3ffbb915ad59f1b620d7273caf598392360697b923114991f318d1
  
Dropped by
MD5 70ca85b14477842b5ffe035160ab49e6
  
Dropped by
SHA256 9e612c35bbd317f30442ac93835852353a0d30a6429dfcb3bdf812f0f132196e
  
Dropped by
MD5 e2b25b7831d3cff51511cc3eb6a46cb2
  
Dropped by
SHA256 dc483e17c69e218cda5cbbd7a342b10707de8fc27daabad64ace825705998f08
  
Dropped by
MD5 ad8ede7a27887187bf6bdae00c0c8081

Comments