MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e
SHA3-384 hash: baa0a2010cc217abab4013710562f1dc047cb5df60a41b75893b39d8c9e1632993b579edfa5ad2a8fdc6ebd8ebdfba05
SHA1 hash: 3b2e1db58efd607121b26c74b3eb9c915df5227c
MD5 hash: 27b5cbd4697a84e08d55e71e4fb8a3c3
humanhash: eight-mockingbird-mockingbird-papa
File name:nwfaiehg4ewijfgriehgirehaughrarg.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:39'332 bytes
First seen:2025-12-06 19:41:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:zWEpd2cR0FVepN18qzdmtRPwZVpX38YFYjeStn+FTBXXyvMH4LYEZdtjelcuPywu:zXjnGMN18EUtKX38/jymvMH4LYMtjWcv
TLSH T1D403F19345A34E5EED3E12784846A907216143C2C58994BEFBECD0FFBC41697B71A286
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
File size (compressed) :39'332 bytes
File size (de-compressed) :79'504 bytes
Format:linux/i386
Unpacked file: 7f1d313778c7fcc6795926394533244b32b34d82fc314cb8a9e8a71833b2858b

Intelligence

File Origin
# of uploads :
1
# of downloads :
33
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/00ab9903-6a0a-4b6d-8598-6aa0dffee513/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-06T17:50:00Z UTC
Last seen:
2025-12-07T02:15:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c4dcf742-9395-4a41-b6e9-76e1c88f64b8
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1828109
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
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: 1828109 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 06/12/2025 Architecture: LINUX Score: 68 27 109.202.202.202, 80 INIT7CH Switzerland 2->27 29 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->29 31 3 other IPs or domains 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Sample is packed with UPX 2->37 10 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 10->16         started        process6 18 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 16->18         started        process7 20 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 18->20         started        process8 22 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 20->22         started        25 nwfaiehg4ewijfgriehgirehaughrarg.x86.elf 20->25         started        signatures9 39 Manipulation of devices in /dev 22->39 41 Deletes system log files 22->41
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-06 19:42:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3y2x2wbrpohtbgip2rxdqkiku737phrhdhhpwbprr2p6p3wdz5ha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251206-yeqd3aslbt/
Behaviour
Reads runtime system information
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Mirai
Mirai family
Malware Config
C2 Extraction:
bot.johenlg.cloud
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/cfb62526-bde9-41e0-b105-d18933f0384b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e

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: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

sh e46d64f35ac80e424b00a2d8cbdc9b32c9a039df69d1a2eb1659e94707c02a7d

Mirai

elf de357d58317b8f30990fd46e38290aa7f7f79e2719cefb05f18e9fe7eec3cf4e

(this sample)

Mirai

elf 7f1d313778c7fcc6795926394533244b32b34d82fc314cb8a9e8a71833b2858b

  
URLhaus
https://urlhaus.abuse.ch/url/3728076/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7f1d313778c7fcc6795926394533244b32b34d82fc314cb8a9e8a71833b2858b
  
Dropping
MD5 03d238bb7493dbdeec314a033f7f1d97
  
Dropped by
SHA256 e46d64f35ac80e424b00a2d8cbdc9b32c9a039df69d1a2eb1659e94707c02a7d
  
Dropped by
MD5 864615b41ce4569c7631dd7c1e3e17c6
  
URLhaus
https://urlhaus.abuse.ch/url/3728065/

Comments