MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b
SHA3-384 hash: f938980dba034e37ea795b4594ee33fcf12f3abb02d887b5dbc6922a544779fd2e514b3f1508aece11872df8e56ddcd8
SHA1 hash: 1695917e951b32173d540cbcd2bbc14694f6326b
MD5 hash: 470de8177e8b58ccc85252b41adf3100
humanhash: winter-delta-robert-one
File name:arm.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:87'252 bytes
First seen:2025-11-20 07:17:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:XIe4QM2yc2kFG3Cx+tX9kADOKTDYvki9emb:XIe4OJO3s+tNEjpR
TLSH T12D833B96FD81DA12CAC02277FB1E828C772743A8D3EE33079E255F61638A95B0E77541
telfhash t181412191cf4c2bfc27f487498289222e86f135ea0701755bcf9d7b8b45638d2790a436
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 :
1
# of downloads :
104
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10001386-0
Create hunting rule

Unix.Trojan.Mirai-10010127-0
Create hunting rule

Unix.Trojan.Mirai-10017351-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm mirai rust
Link:
https://www.filescan.io/uploads/691ec0b5419ba6b30e821206/reports/63003d88-2ea1-429f-b03e-63164c47ce30/overview
Verdict:
Malicious
Uses P2P?:
true
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
83
Number of processes launched:
36
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Mirai 94.154.35.153:6969
UDP botnet C2(s):
type: 68.218.5.95:9080
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-20T05:30:00Z UTC
Last seen:
2025-11-20T11:03:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/abdd02c1-2107-4f72-a3a1-2312c72e3031
Behavior Graph:
Download SVG
%3 guuid=bce1e17f-1800-0000-3e72-48346f0c0000 pid=3183 /usr/bin/sudo guuid=51150082-1800-0000-3e72-4834720c0000 pid=3186 /tmp/sample.bin guuid=bce1e17f-1800-0000-3e72-48346f0c0000 pid=3183->guuid=51150082-1800-0000-3e72-4834720c0000 pid=3186 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/78db5774-3e91-4ba4-8ef1-ceb2d754de12
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1817549
Signature
Connects to many ports of the same IP (likely port scanning)
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1817549 Sample: arm.uhavenobotsxd.elf Startdate: 20/11/2025 Architecture: LINUX Score: 100 57 185.61.137.173, 21, 22, 25 DOTSIPT Ukraine 2->57 59 95.161.128.62, 12721, 13047, 19998 TIERA-ASRU Russian Federation 2->59 61 94.154.35.153, 40684, 6969 SELECTELRU Ukraine 2->61 63 Suricata IDS alerts for network traffic 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 Connects to many ports of the same IP (likely port scanning) 2->67 10 arm.uhavenobotsxd.elf 2->10         started        signatures3 process4 signatures5 71 Sample reads /proc/mounts (often used for finding a writable filesystem) 10->71 13 arm.uhavenobotsxd.elf 10->13         started        process6 file7 49 /var/spool/cron/root, ASCII 13->49 dropped 51 /var/spool/cron/crontabs/root, ASCII 13->51 dropped 53 /root/.bashrc, ASCII 13->53 dropped 55 6 other malicious files 13->55 dropped 83 Sample tries to set files in /etc globally writable 13->83 85 Sample tries to persist itself using /etc/profile 13->85 87 Drops files in suspicious directories 13->87 89 3 other signatures 13->89 17 arm.uhavenobotsxd.elf sh 13->17         started        19 arm.uhavenobotsxd.elf sh 13->19         started        21 arm.uhavenobotsxd.elf 13->21         started        24 12 other processes 13->24 signatures8 process9 signatures10 26 sh crontab 17->26         started        30 sh 17->30         started        32 sh cp 19->32         started        69 Sample tries to kill multiple processes (SIGKILL) 21->69 34 arm.uhavenobotsxd.elf sh 24->34         started        36 arm.uhavenobotsxd.elf sh 24->36         started        38 arm.uhavenobotsxd.elf sh 24->38         started        40 12 other processes 24->40 process11 file12 45 /var/spool/cron/crontabs/tmp.wRIC7n, ASCII 26->45 dropped 75 Sample tries to persist itself using cron 26->75 77 Executes the "crontab" command typically for achieving persistence 26->77 42 sh crontab 30->42         started        47 /usr/bin/.sh, ELF 32->47 dropped 79 Drops invisible ELF files 32->79 81 Drops files in suspicious directories 32->81 signatures13 process14 signatures15 73 Executes the "crontab" command typically for achieving persistence 42->73
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-20 07:19:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d6zvbyqtkafkbfwtjl5clmxuuqcavdgus5ehkrugbbz452y7la5q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251120-h434fswmbq/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10001386-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4b3d151c-ee5e-46e9-abe3-b7dce3ff8bd2
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/1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Unpack
Create hunting rule
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 1fb350e213500aa096d34afa25b2f4a4040a8cd497487546860873ceeb1f583b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3686382/
  
Delivery method
Distributed via web download

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