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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41
SHA3-384 hash: 112155bd3d07b24e5354276abd59c693017eba0f409b31e7dd8ef8ad2285c50ad3ee5e7c81484231f0cbd3f5208de934
SHA1 hash: 50409480bc5de574202672739179f527f148ad79
MD5 hash: 390ed4aa6b56afb66a14587f4912ac7f
humanhash: princess-wyoming-queen-uncle
File name:mbupload-zgtc3d4t.bin
Download: download sample
Signature Mirai
Create hunting rule
File size:264'016 bytes
First seen:2026-10-09 17:36:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:hslB7AKz4SeWgut/p8gZmDlb8S3tsX3+CplJLBZy7aele8PtBRrD2ifZhCQFmd29:hWYSIDlbtsBBoTQGtBRrBmQFI2
TLSH T1C4445B1BB2465EF1E373C8758117B216A27653296F73D6A4FF4A0327BC132118912AFE
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1ecfe3ec7b25893dc55c0ed14196a817f1edd0469cca0a6ad42974d0eccbf146
File size (compressed) :85'028 bytes
File size (de-compressed) :264'016 bytes
Format:linux/i386
Packed file: 1ecfe3ec7b25893dc55c0ed14196a817f1edd0469cca0a6ad42974d0eccbf146

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-52.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-54.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135828-0
Create hunting rule

Unix.Dropper.Mirai-7135872-0
Create hunting rule

Unix.Dropper.Mirai-7135893-0
Create hunting rule

Unix.Dropper.Mirai-7135900-0
Create hunting rule

Unix.Dropper.Mirai-7135951-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Gafgyt-6981160-0
Create hunting rule

Unix.Trojan.Gafgyt-9876285-0
Create hunting rule

Unix.Trojan.Gafgyt-9876369-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-10004218-0
Create hunting rule

Unix.Trojan.Mirai-7759336-0
Create hunting rule

Unix.Trojan.Mirai-7772538-0
Create hunting rule

Unix.Trojan.Mirai-8041689-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-9885284-0
Create hunting rule

Unix.Trojan.Mirai-9924065-0
Create hunting rule

Unix.Trojan.Mirai-9933849-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Kills processes
Sends data to a server
Creating a file
Connection attempt
DNS request
Launching a process
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade rust
Link:
https://www.filescan.io/uploads/6ac92657f43ebd32d8e6304a/reports/0b97129d-786b-4dc9-9c35-ce89b403184b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
41
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41
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:
2026-10-09T16:52:00Z UTC
Last seen:
2026-10-09T17:06:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1315220e-e529-4a91-8edc-9bff51df14d8
Behavior Graph:
Download SVG
%3 guuid=730dc5d1-1600-0000-891f-50a1d40d0000 pid=3540 /usr/bin/sudo guuid=1ffed7d5-1600-0000-891f-50a1d50d0000 pid=3541 /tmp/sample.bin write-file guuid=730dc5d1-1600-0000-891f-50a1d40d0000 pid=3540->guuid=1ffed7d5-1600-0000-891f-50a1d50d0000 pid=3541 execve guuid=d8c6c6d6-1600-0000-891f-50a1d60d0000 pid=3542 /tmp/libcow.so zombie guuid=1ffed7d5-1600-0000-891f-50a1d50d0000 pid=3541->guuid=d8c6c6d6-1600-0000-891f-50a1d60d0000 pid=3542 clone guuid=55fa28d7-1600-0000-891f-50a1d70d0000 pid=3543 /usr/bin/dash guuid=d8c6c6d6-1600-0000-891f-50a1d60d0000 pid=3542->guuid=55fa28d7-1600-0000-891f-50a1d70d0000 pid=3543 execve guuid=633cb6d9-1600-0000-891f-50a1d90d0000 pid=3545 /usr/bin/dash guuid=d8c6c6d6-1600-0000-891f-50a1d60d0000 pid=3542->guuid=633cb6d9-1600-0000-891f-50a1d90d0000 pid=3545 execve guuid=2d8a6ddb-1600-0000-891f-50a1db0d0000 pid=3547 /tmp/libcow.so net send-data guuid=d8c6c6d6-1600-0000-891f-50a1d60d0000 pid=3542->guuid=2d8a6ddb-1600-0000-891f-50a1db0d0000 pid=3547 clone guuid=552d63d7-1600-0000-891f-50a1d80d0000 pid=3544 /usr/bin/killall guuid=55fa28d7-1600-0000-891f-50a1d70d0000 pid=3543->guuid=552d63d7-1600-0000-891f-50a1d80d0000 pid=3544 execve guuid=899ff2d9-1600-0000-891f-50a1da0d0000 pid=3546 /usr/bin/killall guuid=633cb6d9-1600-0000-891f-50a1d90d0000 pid=3545->guuid=899ff2d9-1600-0000-891f-50a1da0d0000 pid=3546 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=2d8a6ddb-1600-0000-891f-50a1db0d0000 pid=3547->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 37B guuid=aa27f2db-1600-0000-891f-50a1dc0d0000 pid=3548 /tmp/libcow.so net net-scan send-data guuid=2d8a6ddb-1600-0000-891f-50a1db0d0000 pid=3547->guuid=aa27f2db-1600-0000-891f-50a1dc0d0000 pid=3548 clone guuid=aa27f2db-1600-0000-891f-50a1dc0d0000 pid=3548|network network activity to 683 IP addresses review logs to see them all guuid=aa27f2db-1600-0000-891f-50a1dc0d0000 pid=3548->guuid=aa27f2db-1600-0000-891f-50a1dc0d0000 pid=3548|network network
Gathering data
Score:
98%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-09 17:37:21 UTC
File Type:
ELF32 Little (SO)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xqiaaon3k2xgktbj77gs3g7w5uv6p42l7qeaant4mbth76mwzzaq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
antivm defense_evasion discovery linux
Link:
https://tria.ge/reports/261009-v7amjahy3m/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Checks hardware identifiers (DMI)
Enumerates running processes
Reads MAC address of network interface
Reads network interface configuration
Renames itself
Contacts a large (886617) amount of remote hosts
Creates a large amount of network flows
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:deepfield_aisuru_ddos_botnet
Create hunting rule
Author:Nokia Deepfield ERT
Description:Aisuru DDoS botnet - Mirai derivative with custom crypto
Reference:https://blog.xlab.qianxin.com/aisuru-botnet-en/
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:NSVPS_Mirai_Busybox_Staging
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
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

Gafgyt

elf 1ecfe3ec7b25893dc55c0ed14196a817f1edd0469cca0a6ad42974d0eccbf146

Mirai

elf bc100039bb56ae654c29ffcd2d9bf6ed2be7f34bfc0800367c60667ff996ce41

(this sample)

  
Dropped by
SHA256 1ecfe3ec7b25893dc55c0ed14196a817f1edd0469cca0a6ad42974d0eccbf146
  
URLhaus
https://urlhaus.abuse.ch/url/3946976/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 d64bcf39a42fdbe19dc2299befb13849

Comments