MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2dcd7c9adc58c3621994959848dd3d374f40bb8e193308f87470a93f968cb356. 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 2 File information Comments

SHA256 hash: 2dcd7c9adc58c3621994959848dd3d374f40bb8e193308f87470a93f968cb356
SHA3-384 hash: 331a2f9a8098da6d3d9d2a9294fc810382ce948140d9cf1431cd34e1e3c68b0c1d51844b2a870a065aa052707e3d1b23
SHA1 hash: 21a58df1f44698ba407d88ad8f9a85e0bf022b3f
MD5 hash: cece36c801238d9e59875390c3c12c26
humanhash: cat-carbon-timing-july
File name:kitty.x86_64
Download: download sample
Signature Mirai
File size:55'648 bytes
First seen:2025-08-21 02:53:47 UTC
Last seen:2025-08-21 22:58:28 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 768:fLDHkG+KQ3eY6Xv9CSXC5hf06YxOqWTu6wZEcvR4dxrlzEr81Qz:L+L36XASXC5hf06YxZ6wZEm4Zor8K
TLSH T19F432B43F68180FDC1DAC2744B9F8527FB75B85522143A2A7B84BB742F25F222B0D7A1
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

Intelligence


File Origin
# of uploads :
2
# of downloads :
33
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Connection attempt
DNS request
Runs as daemon
Substitutes an application name
Deleting of the original file
Status:
terminated
Behavior Graph:
%3 guuid=44b7e75e-1a00-0000-fec5-f3e7cc080000 pid=2252 /usr/bin/sudo guuid=1b696f61-1a00-0000-fec5-f3e7cd080000 pid=2253 /tmp/sample.bin guuid=44b7e75e-1a00-0000-fec5-f3e7cc080000 pid=2252->guuid=1b696f61-1a00-0000-fec5-f3e7cd080000 pid=2253 execve guuid=3b4fc061-1a00-0000-fec5-f3e7ce080000 pid=2254 /tmp/sample.bin zombie guuid=1b696f61-1a00-0000-fec5-f3e7cd080000 pid=2253->guuid=3b4fc061-1a00-0000-fec5-f3e7ce080000 pid=2254 clone guuid=c646c861-1a00-0000-fec5-f3e7cf080000 pid=2255 /tmp/sample.bin delete-file net send-data zombie guuid=3b4fc061-1a00-0000-fec5-f3e7ce080000 pid=2254->guuid=c646c861-1a00-0000-fec5-f3e7cf080000 pid=2255 clone eb9dca7b-d301-522e-83c7-8d6f291efc38 66.78.40.221:9080 guuid=c646c861-1a00-0000-fec5-f3e7cf080000 pid=2255->eb9dca7b-d301-522e-83c7-8d6f291efc38 send: 32B 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=c646c861-1a00-0000-fec5-f3e7cf080000 pid=2255->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 40B
Result
Threat name:
n/a
Detection:
suspicious
Classification:
evad
Score:
22 / 100
Signature
Sample deletes itself
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1761582 Sample: kitty.x86_64.elf Startdate: 21/08/2025 Architecture: LINUX Score: 22 16 169.254.169.254, 80 USDOSUS Reserved 2->16 18 noname-3d45fa2f.online 66.78.40.221, 57646, 9080 QUICKPACKETUS United States 2->18 20 daisy.ubuntu.com 2->20 7 kitty.x86_64.elf 2->7         started        9 python3.8 dpkg 2->9         started        process3 process4 11 kitty.x86_64.elf 7->11         started        process5 13 kitty.x86_64.elf 11->13         started        signatures6 22 Sample deletes itself 13->22
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2025-08-21 02:54:38 UTC
File Type:
ELF64 Little (SO)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Behaviour
Changes its process name
Deletes itself
Unexpected DNS network traffic destination
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:CP_AllMal_Detector
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps

File information


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

Web download

Mirai

elf 2dcd7c9adc58c3621994959848dd3d374f40bb8e193308f87470a93f968cb356

(this sample)

  
Delivery method
Distributed via web download

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