Joe Sandbox Cloud Basic Analysis Report
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Linux Analysis Report
miner.elf

Overview

General Information

Sample name:miner.elf
Analysis ID:1642503
MD5:e4abfc9809f05e427c7287cace0bf0db
SHA1:30de4aac6279474394ed30265d10fa36932d1c86
SHA256:755707aa7e2324a4c986b845089889f8691c31b8dd532f5bcc9daa5683b7359c
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100

Signatures

Multi AV Scanner detection for submitted file
ELF contains segments with high entropy indicating compressed/encrypted content
Sample contains only a LOAD segment without any section mappings

Classification

RansomwareSpreadingPhishingBankerTrojan / BotAdwareSpywareExploiterEvaderMinercleansuspiciousmalicious

General Information

Joe Sandbox version:42.0.0 Malachite
Analysis ID:1642503
Start date and time:2025-03-19 04:29:43 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 15s
Hypervisor based Inspection enabled:false
Report type:full
Cookbook file name:defaultlinuxfilecookbook.jbs
Analysis system description:Ubuntu Linux 20.04 x64 (Kernel 5.4.0-72, Firefox 91.0, Evince Document Viewer 3.36.10, LibreOffice 6.4.7.2, OpenJDK 11.0.11)
Analysis Mode:default
Sample name:miner.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0

Runtime Messages

Command:/tmp/miner.elf
PID:5487
Exit Code:135
Exit Code Info:
Killed:False
Standard Output:

Standard Error:

Process Tree

  • system is lnxubuntu20
  • miner.elf (PID: 5487, Parent: 5414, MD5: e4abfc9809f05e427c7287cace0bf0db) Arguments: /tmp/miner.elf
  • cleanup

Yara Signatures

⊘No yara matches

Suricata Signatures

⊘No Suricata rule has matched

Joe Sandbox Signatures

  • • AV Detection
  • • Networking
  • • System Summary
  • • Hooking and other Techniques for Hiding and Protection

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: miner.elfVirustotal: Detection: 16%Perma Link
Source: miner.elfReversingLabs: Detection: 23%
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: LOAD without section mappingsProgram segment: 0x400000
Source: classification engineClassification label: mal48.linELF@0/0@2/0
Source: miner.elfSubmission file: segment LOAD with 7.9994 entropy (max. 8.0)

Mitre Att&ck Matrix

ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath Interception1
Obfuscated Files or Information		OS Credential DumpingSystem Service DiscoveryRemote ServicesData from Local System1
Non-Application Layer Protocol		Exfiltration Over Other Network MediumAbuse Accessibility Features
CredentialsDomainsDefault AccountsScheduled Task/JobBoot or Logon Initialization ScriptsBoot or Logon Initialization ScriptsRootkitLSASS MemoryApplication Window DiscoveryRemote Desktop ProtocolData from Removable Media1
Application Layer Protocol		Exfiltration Over BluetoothNetwork Denial of Service

Malware Configuration

⊘No configs have been found

Behavior Graph

Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Number of created Files
  • Is malicious
  • Internet
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1642503 Sample: miner.elf Startdate: 19/03/2025 Architecture: LINUX Score: 48 8 daisy.ubuntu.com 2->8 10 Multi AV Scanner detection for submitted file 2->10 6 miner.elf 2->6         started        signatures3 process4

Screenshots

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Thumbnails

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windows-stand

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

SourceDetectionScannerLabelLink
miner.elf17%VirustotalBrowse
miner.elf24%ReversingLabsLinux.Trojan.Multiverze

Dropped Files

⊘No Antivirus matches

Domains

⊘No Antivirus matches

URLs

⊘No Antivirus matches

Domains and IPs

Download Network PCAP: filtered – full

Contacted Domains

NameIPActiveMaliciousAntivirus DetectionReputation
daisy.ubuntu.com
162.213.35.25
truefalse
    		high

    World Map of Contacted IPs

    ⊘No contacted IP infos

    Joe Sandbox View / Context

    IPs

    ⊘No context

    Domains

    MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
    daisy.ubuntu.comminer.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    miner.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    sh4.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    aarch64.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    Federalarm5Agent.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    arm.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    FederalarmAgent.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.24
    arm5.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    arm6.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25

    ASNs

    ⊘No context

    JA3 Fingerprints

    ⊘No context

    Dropped Files

    ⊘No context

    Created / dropped Files

    ⊘No created / dropped files found

    Static File Info

    General

    File type:ELF 64-bit LSB executable, x86-64, version 1 (GNU/Linux), statically linked, no section header
    Entropy (8bit):7.9994478278030225
    TrID:
    • ELF Executable and Linkable format (generic) (4004/1) 100.00%
    File name:miner.elf
    File size:388'107 bytes
    MD5:e4abfc9809f05e427c7287cace0bf0db
    SHA1:30de4aac6279474394ed30265d10fa36932d1c86
    SHA256:755707aa7e2324a4c986b845089889f8691c31b8dd532f5bcc9daa5683b7359c
    SHA512:4acbbe25083806a749931887d27dc1ecf48ebbd4d311b1c669712969eff89ccfcdff741890753cf8a8d98751a031e53123fe628e1929961504ae911333f12173
    SSDEEP:6144:PQeswmwxMCxiCkOQ4DF1O/JOCJ/ZCv/2dnbEjGWCJty2cSZtjycpRMxJhYbMymhA:PQesbwhx7kOQ4x1QJxhEol1X+QbchA
    TLSH:2284234E56BB94B3D678577260ED0882698E287FCB2C9F444EF4C435EDC2852A3361ED
    File Content Preview:.ELF..............>.......[.....@...................@.8...@.......................@.......@....................... .............`.......`.......`......................... .....)]..UPX!L.........K...K.X...k..........?.E.h=.......N......e...U.....bo.G...y..

    Static ELF Info

    ELF header

    Class:ELF64
    Data:2's complement, little endian
    Version:1 (current)
    Machine:Advanced Micro Devices X86-64
    Version Number:0x1
    Type:EXEC (Executable file)
    OS/ABI:UNIX - Linux
    ABI Version:0
    Entry Point Address:0x5bd090
    Flags:0x0
    ELF Header Size:64
    Program Header Offset:64
    Program Header Size:56
    Number of Program Headers:2
    Section Header Offset:0
    Section Header Size:64
    Number of Section Headers:0
    Header String Table Index:0

    Program Segments

    TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
    LOAD0x00x4000000x4000000x1be1cd0x1be1cd7.99940x5R E0x200000
    LOAD0xcfb600xacfb600xacfb600x00x00.00000x6RW 0x200000

    Network Behavior

    Download Network PCAP: filtered – full

    TimestampSource PortDest PortSource IPDest IP
    Mar 19, 2025 04:30:25.824700117 CET3693253192.168.2.148.8.8.8
    Mar 19, 2025 04:30:25.824758053 CET4411753192.168.2.148.8.8.8
    Mar 19, 2025 04:30:25.831032038 CET53369328.8.8.8192.168.2.14
    Mar 19, 2025 04:30:25.831063986 CET53441178.8.8.8192.168.2.14

    DNS Queries

    TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
    Mar 19, 2025 04:30:25.824700117 CET192.168.2.148.8.8.80x61dStandard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
    Mar 19, 2025 04:30:25.824758053 CET192.168.2.148.8.8.80xad9cStandard query (0)daisy.ubuntu.com28IN (0x0001)false

    DNS Answers

    TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
    Mar 19, 2025 04:30:25.831032038 CET8.8.8.8192.168.2.140x61dNo error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false
    Mar 19, 2025 04:30:25.831032038 CET8.8.8.8192.168.2.140x61dNo error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false

    System Behavior

    General

    Start time (UTC):03:30:24
    Start date (UTC):19/03/2025
    Path:/tmp/miner.elf
    Arguments:/tmp/miner.elf
    File size:388107 bytes
    MD5 hash:e4abfc9809f05e427c7287cace0bf0db