MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f
SHA3-384 hash: 4d30853cf5cecc71f0253992d4ae8cb75b65923a1f680a987716b96d011251fa007f0eec0dc33eb51ea9428949794bbb
SHA1 hash: 4031e715d1281c8c7eb1958f064fa2ec450c71f1
MD5 hash: f54a2243c6afd642a0875654abb7ff11
humanhash: massachusetts-charlie-pizza-nine
File name:KFS.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:49'740 bytes
First seen:2022-06-20 16:33:12 UTC
Last seen:2022-06-20 19:30:56 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:wJc/XyYfrPxSz1zb4En42aXm0qt2qm7kDf5NPPz+sA3VnWRLWD8idZ:wSy6PUt4EnyXjqOYDnr+sAlNhdZ
TLSH T1DB2302CDB64A0785C7CF6D7941CE0751A4A7F97039AF68CE23838968D8671EA5CE02F4
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter KdssSupport
Tags:elf gafgyt mipsel mirai mpsl

Intelligence

File Origin
# of uploads :
3
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai.1667.29376.3813.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug gafgyt mirai
Link:
https://www.filescan.io/uploads/62b0a1badbe9c7c94972b0f7/reports/ed2a2f4b-5166-483e-84bb-8cd61444f98f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/49e07a8e-f440-4579-a8b8-c2e056de9077
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1016627
Signature
Deletes security-related log files
Executes the "iptables" command to insert, remove and/or manipulate rules
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample deletes itself
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 649133 Sample: KFS.mpsl Startdate: 20/06/2022 Architecture: LINUX Score: 76 40 109.202.202.202, 80 INIT7CH Switzerland 2->40 42 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->42 44 2 other IPs or domains 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected Mirai 2->48 50 Sample is packed with UPX 2->50 10 KFS.mpsl 2->10         started        signatures3 process4 signatures5 58 Opens /proc/net/* files useful for finding connected devices and routers 10->58 13 KFS.mpsl 10->13         started        process6 process7 15 KFS.mpsl 13->15         started        process8 17 KFS.mpsl sh 15->17         started        19 KFS.mpsl sh 15->19         started        21 KFS.mpsl sh 15->21         started        23 9 other processes 15->23 process9 25 sh rm 17->25         started        28 sh rm 19->28         started        30 sh iptables 21->30         started        32 sh iptables 23->32         started        34 sh rm 23->34         started        36 sh rm 23->36         started        38 5 other processes 23->38 signatures10 52 Sample deletes itself 25->52 54 Deletes security-related log files 28->54 56 Executes the "iptables" command to insert, remove and/or manipulate rules 30->56
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2022-06-20 16:34:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f6g4yxy3326m4bai3o27zqladlu22tm7zya5aomow6huj6fhhehq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
linux
Link:
https://tria.ge/reports/220620-t23wfsehdk/
Behaviour
Reads runtime system information
Writes file to tmp directory
Reads CPU attributes
Reads system network configuration
Reads system routing table
Writes DNS configuration
Deletes system logs
Modifies the Watchdog daemon
Writes file to system bin folder
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research

File information

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

Web download

Mirai

elf 2f8dcc5f1bdebcce0408dbb5fcc1601ae9ad4d9fce01d0398eb78f44f8a7390f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2246032/
  
Delivery method
Distributed via web download

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