MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 205418de2ec31652223bff945d4ee3e5fe4ce8258346ce755d5d3f8596c2ac47. 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 1

SHA256 hash: 205418de2ec31652223bff945d4ee3e5fe4ce8258346ce755d5d3f8596c2ac47
SHA3-384 hash: bb1c2da3d8aed418abeb808f8a468d3eba99b5bd37f099a5e76d5de6981d93d9db14d75127915ef262b7ea1a67a9077c
SHA1 hash: 0dfc8ff630f6da90b17477ac261fd74475e0a711
MD5 hash: f1c2cf0a5213d5b79aab8902d0b8c9a2
humanhash: bulldog-island-alabama-angel
File name:f1c2cf0a5213d5b79aab8902d0b8c9a2
Download: download sample
Signature Mirai
File size:54'556 bytes
First seen:2022-08-06 01:38:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:pBRuzH5iOE2LhZMvp9MlsqPz+Sj6pP7zjS8:pBgb5iOVZMRQHPKSGVzT
TLSH T156336BC4A58BD4F5EC1616B124B7B7334B32F43A112DDB87D35DA932BD92A21E24728C
telfhash t18e2148b66f7709f4f7c56d88c32a93e24b3ae633295076d184b29cd52be1e4140b8c31
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter @zbetcheckin
Tags:32 elf intel mirai

Intelligence


File Origin
# of uploads :
1
# of downloads :
146
Origin country :
FR FR
Mail intelligence
No data
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug mirai
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
2323,23
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
204.76.203.200:38241
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Result
Threat name:
Detection:
malicious
Classification:
spre.troj.evad
Score:
84 / 100
Signature
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 679599 Sample: l9Tu5ojqkF Startdate: 06/08/2022 Architecture: LINUX Score: 84 26 dosbot.in 2->26 28 119.252.105.214 ZETTAGRID-ASZETTAGRIDCLOUDAU Indonesia 2->28 30 99 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 38 3 other signatures 2->38 8 l9Tu5ojqkF 2->8         started        11 gnome-session-binary sh gsd-wacom 2->11         started        13 gnome-session-binary sh gsd-keyboard 2->13         started        15 12 other processes 2->15 signatures3 process4 signatures5 42 Sample deletes itself 8->42 17 l9Tu5ojqkF 8->17         started        process6 process7 19 l9Tu5ojqkF 17->19         started        22 l9Tu5ojqkF 17->22         started        24 l9Tu5ojqkF 17->24         started        signatures8 40 Sample tries to kill multiple processes (SIGKILL) 19->40
Threat name:
Linux.Trojan.Mirai
Status:
Malicious
First seen:
2022-08-05 22:00:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai discovery linux
Behaviour
Writes file to tmp directory
Contacts a large (271773) amount of remote hosts
Creates a large amount of network flows

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:myMirai
Description:Mirai
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information


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

Web download

Mirai

elf 205418de2ec31652223bff945d4ee3e5fe4ce8258346ce755d5d3f8596c2ac47

(this sample)

Comments



Avatar
zbet commented on 2022-08-06 01:38:56 UTC

url : hxxp://107.182.129.240/bins/ZG9zx86