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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7fe35d1aa41845a4027bdcb96dd8c815858466dc897dc9cb39e747347d9a7d2e. 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

SHA256 hash: 7fe35d1aa41845a4027bdcb96dd8c815858466dc897dc9cb39e747347d9a7d2e
SHA3-384 hash: 20171a07d769c557a4a6b463effd4ed29ad2f76d241836ff2dcdd6fe03768eefefd0670391336c78ce522e1061b91f79
SHA1 hash: 53cfee0c04391415b92ed49d554fd6d91ef0ba4a
MD5 hash: bf433504ef8545ff8e315723a6ecf2b5
humanhash: massachusetts-lactose-fourteen-bluebird
File name:putita.x86_64
Download: download sample
Signature Mirai
File size:124'808 bytes
First seen:2026-08-18 20:15:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:/UoNUwExxf4GAnAwACyM8839/O/gZ9G4JzO:Mogf4GayMp3xhZ9vz
TLSH T100C34B06759154FDC16AC034C77F9937EA31785D13343ABE6B84BA31AE22E361F0AB52
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ae084898a61a7d1494c02bf2883d76ce133f10cf09847c7385010b2cdb97105f
File size (compressed) :61'396 bytes
File size (de-compressed) :124'808 bytes
Format:linux/amd64
Packed file: ae084898a61a7d1494c02bf2883d76ce133f10cf09847c7385010b2cdb97105f

Intelligence


File Origin
# of uploads :
1
# of downloads :
73
Origin country :
NL NL
Vendor Threat Intelligence
No detections
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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
expand gcc lolbin mirai
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
13
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
not identified
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
%3 guuid=738a2759-1b00-0000-dea4-945a0b090000 pid=2315 /usr/bin/sudo guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319 /tmp/sample.bin delete-file net write-config write-file guuid=738a2759-1b00-0000-dea4-945a0b090000 pid=2315->guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=05e8715d-1b00-0000-dea4-945a11090000 pid=2321 /usr/bin/dash guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=05e8715d-1b00-0000-dea4-945a11090000 pid=2321 execve guuid=ce86295e-1b00-0000-dea4-945a13090000 pid=2323 /usr/bin/dash guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=ce86295e-1b00-0000-dea4-945a13090000 pid=2323 execve guuid=deac5662-1b00-0000-dea4-945a1d090000 pid=2333 /usr/bin/chattr zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=deac5662-1b00-0000-dea4-945a1d090000 pid=2333 execve guuid=41cd5a62-1b00-0000-dea4-945a1e090000 pid=2334 /usr/bin/chattr zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=41cd5a62-1b00-0000-dea4-945a1e090000 pid=2334 execve guuid=25065e62-1b00-0000-dea4-945a1f090000 pid=2335 /usr/bin/chattr zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=25065e62-1b00-0000-dea4-945a1f090000 pid=2335 execve guuid=62d66262-1b00-0000-dea4-945a20090000 pid=2336 /usr/bin/busybox zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=62d66262-1b00-0000-dea4-945a20090000 pid=2336 execve guuid=11ee6762-1b00-0000-dea4-945a21090000 pid=2337 /usr/bin/busybox zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=11ee6762-1b00-0000-dea4-945a21090000 pid=2337 execve guuid=18c86a62-1b00-0000-dea4-945a22090000 pid=2338 /usr/bin/busybox zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=18c86a62-1b00-0000-dea4-945a22090000 pid=2338 execve guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339 /tmp/sample.bin net send-data zombie guuid=c7db1b5c-1b00-0000-dea4-945a0f090000 pid=2319->guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339 clone guuid=34f5b15e-1b00-0000-dea4-945a15090000 pid=2325 /usr/bin/dash guuid=ce86295e-1b00-0000-dea4-945a13090000 pid=2323->guuid=34f5b15e-1b00-0000-dea4-945a15090000 pid=2325 clone guuid=9f6ebe5e-1b00-0000-dea4-945a16090000 pid=2326 /usr/bin/dash guuid=ce86295e-1b00-0000-dea4-945a13090000 pid=2323->guuid=9f6ebe5e-1b00-0000-dea4-945a16090000 pid=2326 clone guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 706d8119-5804-563f-93fb-1ad04086f3d8 64.89.163.215:666 guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339->706d8119-5804-563f-93fb-1ad04086f3d8 send: 90B guuid=abe5c762-1b00-0000-dea4-945a24090000 pid=2340 /tmp/sample.bin guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339->guuid=abe5c762-1b00-0000-dea4-945a24090000 pid=2340 clone guuid=357fca62-1b00-0000-dea4-945a26090000 pid=2342 /tmp/sample.bin guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339->guuid=357fca62-1b00-0000-dea4-945a26090000 pid=2342 clone guuid=c237ce62-1b00-0000-dea4-945a27090000 pid=2343 /tmp/sample.bin guuid=c08e7362-1b00-0000-dea4-945a23090000 pid=2339->guuid=c237ce62-1b00-0000-dea4-945a27090000 pid=2343 clone
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-08-18 20:16:38 UTC
File Type:
ELF64 Little (SO)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution linux persistence privilege_escalation
Behaviour
Changes its process name
Modifies Bash startup script
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:deepfield_potassium_mirai_variant
Author:Nokia Deepfield ERT
Description:Detects Potassium Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper). Also known as Woof (internal) and Dichter (related variant with Dutch C2 domains, same key material).
Reference:Internal analysis of sample 6ef4ce02; external: @deobfuscately
Rule name:ELF_IoT_Persistence_Hunt
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:woof_mirai_variant
Author:Nokia Deepfield ERT
Description:Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:Internal analysis of sample 6ef4ce02

File information


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

Web download

Mirai

elf 7fe35d1aa41845a4027bdcb96dd8c815858466dc897dc9cb39e747347d9a7d2e

(this sample)

  
Delivery method
Distributed via web download

Comments