MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2
SHA3-384 hash: 53f1fd8e189c907038dd552232e8455cb3777a947fe94a9bae83dd88c7910ffd7254bd87727161564765672b823db07d
SHA1 hash: 1cf03f7bd7ce3f5c0f72c5f4c45c7dfe5c624a20
MD5 hash: b8662f614e16e71d08c00d3b3fc9fb90
humanhash: blossom-india-alaska-lactose
File name:88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2.elf
Download: download sample
Signature Mirai
Create hunting rule
File size:83'848 bytes
First seen:2026-08-19 18:45:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 1536:CnM/CYoOM1v8DbetvF5DeJYtFUXed+U5dZ2+X0Bymy5EghncGI7DTfC:X/EOM1BvbtMed+UN2+EBymXgBIPTK
TLSH T1118302FDC88E7059E4F7E07DA8AC8B667F321FAD737520119C4047946BB42A663690D1
Magika elf
Reporter whack_sh
Tags:elf exe mirai UPX whack.sh
File size (compressed) :83'848 bytes
File size (de-compressed) :190'092 bytes
Format:linux/arm
Unpacked file: baaa5918c68613e38908adc39a8c15ae05a4133271117f682f144566c6f77d1c

Intelligence

File Origin
# of uploads :
1
# of downloads :
134
Origin country :
US US
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/a470aefe-4a14-413e-9f38-7a3205589211/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes the time when the file was created, accessed, or modified
Opens a port
Creating a file
Launching a process
Connection attempt
Sets a written file as executable
Runs as daemon
Creates or modifies symbolic links
Changes access rights for a written file
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Deleting of the original file
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a85fa05f60d2a7117616e59/reports/ba678279-5f7f-42c5-a501-82b0a1dc47c9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
4
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3a5b562e-fb2f-4827-9c49-5d630061757a
Behavior Graph:
Download SVG
%3 guuid=780c5e5c-1a00-0000-2b94-40bec9070000 pid=1993 /usr/bin/sudo guuid=b445395f-1a00-0000-2b94-40bece070000 pid=1998 /tmp/sample.bin guuid=780c5e5c-1a00-0000-2b94-40bec9070000 pid=1993->guuid=b445395f-1a00-0000-2b94-40bece070000 pid=1998 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7b3f009e-6d84-46f8-b2db-a5d02cda8c46
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rcq5hjfuqz4qep3ubysvso5gy5qywnblfgr5lko73egfbczojhba._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/260819-xeh5batvez/
Behaviour
Reads runtime system information
Changes its process name
Modifies Bash startup script
UPX packed file
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
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:elf_arm_mips_ko_so
Create hunting rule
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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
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 88a1d3a4b48679023f740e25593ba6c7618b342b29a3d5a9dfd90c508b2e49c2

(this sample)

Mirai

elf baaa5918c68613e38908adc39a8c15ae05a4133271117f682f144566c6f77d1c

  
Delivery method
Distributed via web download
  
Dropping
SHA256 baaa5918c68613e38908adc39a8c15ae05a4133271117f682f144566c6f77d1c
  
Dropping
MD5 e364f59a799e32421791a8dcef81d9c7
  
URLhaus
https://urlhaus.abuse.ch/url/3892132/
  
URLhaus
https://urlhaus.abuse.ch/url/3892139/
  
URLhaus
https://urlhaus.abuse.ch/url/3885288/

Comments