MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473
SHA3-384 hash: 6765eff4fd419e5cd0995eeabeb0da60cd1d331acbeb6c7916bfb880274a06f4843aad0b79d8f807efa48ee3866f8f18
SHA1 hash: 509fae1a0fd2df1a1ef1c68bffb2eced42bb3354
MD5 hash: b7da3cf53691d4707467ad281530d811
humanhash: network-single-blue-finch
File name:nwfaiehg4ewijfgriehgirehaughrarg.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:39'928 bytes
First seen:2025-10-08 18:24:53 UTC
Last seen:2025-10-08 22:24:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:FxmWmOzDsoT2GpECt0ZMws0cvHDXKCHMpr4QnnIEcmFl6Wt4uVcqgw0IM:FxmLWD5JsMcWpMFXRcS4u+qgw0IM
TLSH T14803F148E1677981CFBDABB85DD0E2C67FA18F5755438DC24A85537B0B93A0C0328BE0
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika unknown
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
98
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
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/68e6ace8f377ab231054796b/reports/66294b01-fed5-4af8-8fb4-5e7e0a595c26/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-06T10:26:00Z UTC
Last seen:
2025-10-06T11:13:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5e84b117-e276-44d6-a756-02ed38d95009
Behavior Graph:
Download SVG
%3 guuid=6ca64b5b-1800-0000-99b2-76c4c60c0000 pid=3270 /usr/bin/sudo guuid=48e9da5d-1800-0000-99b2-76c4ca0c0000 pid=3274 /tmp/sample.bin guuid=6ca64b5b-1800-0000-99b2-76c4c60c0000 pid=3270->guuid=48e9da5d-1800-0000-99b2-76c4ca0c0000 pid=3274 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9417de25-c4fc-4c1b-a826-2076738b4388
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1791668
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1791668 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 08/10/2025 Architecture: LINUX Score: 68 25 169.254.169.254, 80 USDOSUS Reserved 2->25 27 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->27 29 daisy.ubuntu.com 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Sample is packed with UPX 2->35 10 nwfaiehg4ewijfgriehgirehaughrarg.ppc.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.ppc.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.ppc.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.ppc.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.ppc.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.ppc.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/bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-06 14:04:00 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xr74wvvzeyxhmcchoh5uysufqcp3hlxk4gxui6rlidqpo6ihgrzq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/251008-w3n5ss1tft/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/bddf0d4c-b5fa-4e81-88fa-d10aa741a27a
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/bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473

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: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: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 bc7fcb56b9262e76084771fb4c4a85809fb3aeeae1af447a2b40e0f779073473

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3665217/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3665232/

Comments