MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098
SHA3-384 hash: 36bb298837ab8a9237379bf1e3d49ab65e237c6f9b03b2261f33beb5a9856acd5659b38121d80d9da432e66752f573e7
SHA1 hash: 0e19389d685bf5557d4b4c5d046493f4a8ea35a7
MD5 hash: d73f672757b149a061ba0300f8f656c6
humanhash: network-wyoming-bacon-cup
File name:xnxnxnxnxnxnxnxnaarch64xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:197'488 bytes
First seen:2026-04-01 14:28:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:badBpAIWIfbEdOcdY3rZiigZ2eNRzPxK:bOVfbEdxm4iub4
TLSH T10F148D68FE4F78D2D2C7E37DAE4A0FA2302779749565C0B51A00A29FD5EAFD488C0613
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ca96fc9183ce01efec68233bab25837b3f506e8ccb54dc3bad9976bdf012c40a
File size (compressed) :70'468 bytes
File size (de-compressed) :197'488 bytes
Format:linux/arm64
Packed file: ca96fc9183ce01efec68233bab25837b3f506e8ccb54dc3bad9976bdf012c40a

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
NL NL
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.Linux.Mirai-32.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10058917-0
Create hunting rule

Unix.Malware.Mirai-10059790-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Creating a file in the %temp% directory
Locks files
Runs as daemon
DNS request
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-03-29T12:02:00Z UTC
Last seen:
2026-04-01T23:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2861765e-7ac5-4567-92e3-a188bc50931c
Behavior Graph:
Download SVG
%3 guuid=29469a08-1a00-0000-693b-d4e0090c0000 pid=3081 /usr/bin/sudo guuid=daf0ef0a-1a00-0000-693b-d4e00f0c0000 pid=3087 /tmp/sample.bin guuid=29469a08-1a00-0000-693b-d4e0090c0000 pid=3081->guuid=daf0ef0a-1a00-0000-693b-d4e00f0c0000 pid=3087 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/95747a28-4d11-423d-8408-8ecfec36d41f
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-03-29 16:58:40 UTC
File Type:
ELF64 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u7h7m3nkjiv2cbytfld6dbk4hnojnirhsvei2d7c7w24nt2vicma._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260401-rtpbzsgv2w/
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh e85eb5bccd2cfb000db6a0a4dd0d29921e1e512fa3787a1eb15e764a0b050037

Mirai

elf ca96fc9183ce01efec68233bab25837b3f506e8ccb54dc3bad9976bdf012c40a

Mirai

elf a7cff66daa4a2ba107132ac7e1855c3b5c96a22795488d0fe2fdb5c6cf554098

(this sample)

  
Dropped by
SHA256 ca96fc9183ce01efec68233bab25837b3f506e8ccb54dc3bad9976bdf012c40a
  
URLhaus
https://urlhaus.abuse.ch/url/3809904/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 e758c0f17afe97d9c794d3bd68fbdac8

Comments