Joe Sandbox Cloud Basic Analysis Report
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Linux Analysis Report
hoho.i586.elf

Overview

General Information

Sample name:hoho.i586.elf
Analysis ID:1644280
MD5:34081531b2462d97b3c847b3fd2ead0a
SHA1:25c57b309b62271993badd63a7c7c80b89901d38
SHA256:a7f5ed6d022829f0ecbb89345d3f2c2d322777b2d111337014c06dcbe613ba68
Tags:elfMiraiuser-abuse_ch
Infos:
Errors
  • No process behavior to analyse as no analysis process or sample was found

Detection

Score:56
Range:0 - 100

Signatures

Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample has stripped symbol table
Yara signature match

Classification

RansomwareSpreadingPhishingBankerTrojan / BotAdwareSpywareExploiterEvaderMinercleansuspiciousmalicious

General Information

Joe Sandbox version:42.0.0 Malachite
Analysis ID:1644280
Start date and time:2025-03-20 14:05:23 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 10m 33s
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:hoho.i586.elf
Detection:MAL
Classification:mal56.linELF@0/0@2/0
Cookbook Comments:
  • Analysis time extended to 480s due to sleep detection in submitted sample
  • No process behavior to analyse as no analysis process or sample was found
  • Max analysis timeout: 600s exceeded, the analysis took too long

Runtime Messages

Command:/tmp/hoho.i586.elf
PID:5587
Exit Code:255
Exit Code Info:
Killed:False
Standard Output:

Standard Error:

Yara Signatures

Initial Sample

SourceRuleDescriptionAuthorStrings
hoho.i586.elfLinux_Trojan_Mirai_b14f4c5dunknownunknown
  • 0x48f0:$a: 53 31 DB 8B 4C 24 0C 8B 54 24 08 83 F9 01 76 15 66 8B 02 83 E9 02 25 FF FF 00 00 83 C2 02 01 C3 83 F9 01 77 EB 49 75 05 0F BE 02 01 C3
hoho.i586.elfLinux_Trojan_Mirai_88de437funknownunknown
  • 0x80f2:$a: 24 08 8B 4C 24 04 85 D2 74 0D 31 C0 89 F6 C6 04 08 00 40 39 D0
hoho.i586.elfLinux_Trojan_Mirai_ae9d0fa6unknownunknown
  • 0xcf2:$a: 83 EC 04 8A 44 24 18 8B 5C 24 14 88 44 24 03 8A 44 24 10 25 FF 00
hoho.i586.elfLinux_Trojan_Mirai_8aa7b5d3unknownunknown
  • 0x80c2:$a: 8B 4C 24 14 8B 74 24 0C 8B 5C 24 10 85 C9 74 0D 31 D2 8A 04 1A 88

Suricata Signatures

⊘No Suricata rule has matched

Joe Sandbox Signatures

  • • AV Detection
  • • Networking
  • • System Summary

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: hoho.i586.elfVirustotal: Detection: 53%Perma Link
Source: hoho.i586.elfReversingLabs: Detection: 66%
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com

System Summary

barindex
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_88de437f Author: unknown
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_ae9d0fa6 Author: unknown
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
Source: ELF static info symbol of initial sample.symtab present: no
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_b14f4c5d os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = a70d052918dd2fbc66db241da6438015130f0fb6929229bfe573546fe98da817, id = b14f4c5d-054f-46e6-9fa8-3588f1ef68b7, last_modified = 2021-09-16
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_88de437f reference_sample = 8dc745a6de6f319cd6021c3e147597315cc1be02099d78fc8aae94de0e1e4bc6, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = c19eb595c2b444a809bef8500c20342c9f46694d3018e268833f9b884133a1ea, id = 88de437f-9c98-4e1d-96c0-7b433c99886a, last_modified = 2021-09-16
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_ae9d0fa6 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = ca2bf2771844bec95563800d19a35dd230413f8eff0bd44c8ab0b4c596f81bfc, id = ae9d0fa6-be06-4656-9b13-8edfc0ee9e71, last_modified = 2021-09-16
Source: hoho.i586.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_8aa7b5d3 reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 02a2c18c362df4b1fceb33f3b605586514ba9a00c7afedf71c04fa54d8146444, id = 8aa7b5d3-e1eb-4b55-b36a-0d3a242c06e9, last_modified = 2022-01-26
Source: classification engineClassification label: mal56.linELF@0/0@2/0

Mitre Att&ck Matrix

ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath InterceptionDirect Volume AccessOS 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: 1644280 Sample: hoho.i586.elf Startdate: 20/03/2025 Architecture: LINUX Score: 56 6 daisy.ubuntu.com 2->6 8 Malicious sample detected (through community Yara rule) 2->8 10 Multi AV Scanner detection for submitted file 2->10 signatures3

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

SourceDetectionScannerLabelLink
hoho.i586.elf54%VirustotalBrowse
hoho.i586.elf67%ReversingLabsLinux.Trojan.Mirai

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
162.213.35.24
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.comhoho.i686.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    sshd.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    Space.spc.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    Nyx4r.arm6.elfGet hashmaliciousOkiruBrowse
    • 162.213.35.24
    Nyx4r.m68k.elfGet hashmaliciousOkiruBrowse
    • 162.213.35.25
    Nyx4r.arm5.elfGet hashmaliciousOkiruBrowse
    • 162.213.35.24
    Nyx4r.x86.elfGet hashmaliciousOkiruBrowse
    • 162.213.35.25
    hoho.mips.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    hoho.i486.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    arm7.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 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked, interpreter /lib/ld-uClibc.so.0, stripped
    Entropy (8bit):6.275740613128242
    TrID:
    • ELF Executable and Linkable format (Linux) (4029/14) 50.16%
    • ELF Executable and Linkable format (generic) (4004/1) 49.84%
    File name:hoho.i586.elf
    File size:35'860 bytes
    MD5:34081531b2462d97b3c847b3fd2ead0a
    SHA1:25c57b309b62271993badd63a7c7c80b89901d38
    SHA256:a7f5ed6d022829f0ecbb89345d3f2c2d322777b2d111337014c06dcbe613ba68
    SHA512:a0176564ba986b6e23d6b3f1c3f702253d4f1fed66cd1b00e262d1916f4bbc44bbfec198a2d29cad4c72e5cfcba6db3744636f005400fe7f8a109e03cd77026b
    SSDEEP:768:YdHIO8PABVOg5xTyDUGpjxct8qcqAOYZ62kn8P7:YajPmVOg5xTyDUG5xct8BtOH8P7
    TLSH:07F24AD0A193EDF4CC1006F824A3DBF65B3AF476212EDED7E38D9A13A940B45A407365
    File Content Preview:.ELF........................4...l.......4. ...(.........4...4...4...................................................................f...f...............l...l...l.......L...........................................Q.td............................/lib/ld-uCl

    Static ELF Info

    ELF header

    Class:ELF32
    Data:2's complement, little endian
    Version:1 (current)
    Machine:Intel 80386
    Version Number:0x1
    Type:EXEC (Executable file)
    OS/ABI:UNIX - System V
    ABI Version:0
    Entry Point Address:0x8048cc4
    Flags:0x0
    ELF Header Size:52
    Program Header Offset:52
    Program Header Size:32
    Number of Program Headers:6
    Section Header Offset:35180
    Section Header Size:40
    Number of Section Headers:17
    Header String Table Index:16

    Sections

    NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
    NULL0x00x00x00x00x0000
    .interpPROGBITS0x80480f40xf40x140x00x2A001
    .hashHASH0x80481080x1080x1700x40x2A304
    .dynsymDYNSYM0x80482780x2780x3500x100x2A414
    .dynstrSTRTAB0x80485c80x5c80x1900x00x2A001
    .rel.pltREL0x80487580x7580x1800x80x2A374
    .initPROGBITS0x80488d80x8d80x1c0x00x6AX001
    .pltPROGBITS0x80488f40x8f40x3100x40x6AX004
    .textPROGBITS0x8048c100xc100x79060x00x6AX0016
    .finiPROGBITS0x80505160x85160x170x00x6AX001
    .rodataPROGBITS0x80505300x85300x2360x00x2A004
    .ctorsPROGBITS0x805176c0x876c0x80x00x3WA004
    .dtorsPROGBITS0x80517740x87740x80x00x3WA004
    .dynamicDYNAMIC0x80517800x87800x980x80x3WA404
    .dataPROGBITS0x80518e40x88e40x180x00x3WA004
    .bssNOBITS0x80519000x88fc0x1b80x00x3WA0032
    .shstrtabSTRTAB0x00x88fc0x6e0x00x0001

    Program Segments

    TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
    PHDR0x340x80480340x80480340xc00xc02.69210x5R E0x4
    INTERP0xf40x80480f40x80480f40x140x143.68420x4R 0x1/lib/ld-uClibc.so.0.interp
    LOAD0x00x80480000x80480000x87660x87666.34850x5R E0x1000.interp .hash .dynsym .dynstr .rel.plt .init .plt .text .fini .rodata
    LOAD0x876c0x805176c0x805176c0x1900x34c1.52300x6RW 0x1000.ctors .dtors .dynamic .data .bss
    DYNAMIC0x87800x80517800x80517800x980x982.28510x6RW 0x4.dynamic
    GNU_STACK0x00x00x00x00x00.00000x6RW 0x4

    Dynamic Tags

    TypeMetaValueTag
    DT_NEEDEDsharedliblibc.so.00x1
    DT_INITvalue0x80488d80xc
    DT_FINIvalue0x80505160xd
    DT_HASHvalue0x80481080x4
    DT_STRTABvalue0x80485c80x5
    DT_SYMTABvalue0x80482780x6
    DT_STRSZbytes4000xa
    DT_SYMENTbytes160xb
    DT_DEBUGvalue0x00x15
    DT_PLTGOTvalue0x80518180x3
    DT_PLTRELSZbytes3840x2
    DT_PLTRELpltrelDT_REL0x14
    DT_JMPRELvalue0x80487580x17
    DT_NULLvalue0x00x0

    Symbols

    NameVersion Info NameVersion Info File NameSection NameValueSizeSymbol TypeSymbol BindSymbol VisibilityNdx
    .dynsym0x00NOTYPE<unknown>DEFAULTSHN_UNDEF
    __bss_start.dynsym0x80518fc0NOTYPE<unknown>DEFAULTSHN_ABS
    __errno_location.dynsym0x019FUNC<unknown>DEFAULTSHN_UNDEF
    __uClibc_main.dynsym0x0381FUNC<unknown>DEFAULTSHN_UNDEF
    _edata.dynsym0x80518fc0NOTYPE<unknown>DEFAULTSHN_ABS
    _end.dynsym0x8051ab80NOTYPE<unknown>DEFAULTSHN_ABS
    _start.dynsym0x8048cc434FUNC<unknown>DEFAULT8
    atoi.dynsym0x020FUNC<unknown>DEFAULTSHN_UNDEF
    bind.dynsym0x043FUNC<unknown>DEFAULTSHN_UNDEF
    calloc.dynsym0x0257FUNC<unknown>DEFAULTSHN_UNDEF
    clock.dynsym0x036FUNC<unknown>DEFAULTSHN_UNDEF
    close.dynsym0x059FUNC<unknown>DEFAULTSHN_UNDEF
    closedir.dynsym0x0130FUNC<unknown>DEFAULTSHN_UNDEF
    connect.dynsym0x043FUNC<unknown>DEFAULTSHN_UNDEF
    exit.dynsym0x0108FUNC<unknown>DEFAULTSHN_UNDEF
    fcntl.dynsym0x0101FUNC<unknown>DEFAULTSHN_UNDEF
    fork.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    free.dynsym0x0426FUNC<unknown>DEFAULTSHN_UNDEF
    getpid.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    getppid.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    getsockname.dynsym0x043FUNC<unknown>DEFAULTSHN_UNDEF
    getsockopt.dynsym0x059FUNC<unknown>DEFAULTSHN_UNDEF
    inet_addr.dynsym0x037FUNC<unknown>DEFAULTSHN_UNDEF
    ioctl.dynsym0x077FUNC<unknown>DEFAULTSHN_UNDEF
    kill.dynsym0x063FUNC<unknown>DEFAULTSHN_UNDEF
    listen.dynsym0x035FUNC<unknown>DEFAULTSHN_UNDEF
    malloc.dynsym0x02063FUNC<unknown>DEFAULTSHN_UNDEF
    memmove.dynsym0x039FUNC<unknown>DEFAULTSHN_UNDEF
    memset.dynsym0x021FUNC<unknown>DEFAULTSHN_UNDEF
    open.dynsym0x089FUNC<unknown>DEFAULTSHN_UNDEF
    opendir.dynsym0x0258FUNC<unknown>DEFAULTSHN_UNDEF
    prctl.dynsym0x073FUNC<unknown>DEFAULTSHN_UNDEF
    read.dynsym0x067FUNC<unknown>DEFAULTSHN_UNDEF
    readdir.dynsym0x0147FUNC<unknown>DEFAULTSHN_UNDEF
    readlink.dynsym0x067FUNC<unknown>DEFAULTSHN_UNDEF
    realloc.dynsym0x0865FUNC<unknown>DEFAULTSHN_UNDEF
    recv.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    recvfrom.dynsym0x067FUNC<unknown>DEFAULTSHN_UNDEF
    select.dynsym0x073FUNC<unknown>DEFAULTSHN_UNDEF
    send.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    sendto.dynsym0x067FUNC<unknown>DEFAULTSHN_UNDEF
    setsid.dynsym0x051FUNC<unknown>DEFAULTSHN_UNDEF
    setsockopt.dynsym0x059FUNC<unknown>DEFAULTSHN_UNDEF
    sigaddset.dynsym0x064FUNC<unknown>DEFAULTSHN_UNDEF
    sigemptyset.dynsym0x025FUNC<unknown>DEFAULTSHN_UNDEF
    signal.dynsym0x0191FUNC<unknown>DEFAULTSHN_UNDEF
    sigprocmask.dynsym0x095FUNC<unknown>DEFAULTSHN_UNDEF
    sleep.dynsym0x0415FUNC<unknown>DEFAULTSHN_UNDEF
    socket.dynsym0x043FUNC<unknown>DEFAULTSHN_UNDEF
    strcpy.dynsym0x027FUNC<unknown>DEFAULTSHN_UNDEF
    time.dynsym0x059FUNC<unknown>DEFAULTSHN_UNDEF
    unlink.dynsym0x059FUNC<unknown>DEFAULTSHN_UNDEF
    write.dynsym0x067FUNC<unknown>DEFAULTSHN_UNDEF

    Network Behavior

    Download Network PCAP: filtered – full

    TimestampSource PortDest PortSource IPDest IP
    Mar 20, 2025 14:09:21.238349915 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:21.337346077 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:21.337433100 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:21.337487936 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:21.337517977 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:21.429016113 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:21.429075956 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:21.429116964 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:21.429152966 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:21.429163933 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:21.429193020 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:23.430509090 CET53348068.8.8.8192.168.2.13
    Mar 20, 2025 14:09:23.430743933 CET3480653192.168.2.138.8.8.8
    Mar 20, 2025 14:09:23.522588015 CET53348068.8.8.8192.168.2.13

    DNS Queries

    TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
    Mar 20, 2025 14:09:21.337487936 CET192.168.2.138.8.8.80xa2b9Standard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
    Mar 20, 2025 14:09:21.337517977 CET192.168.2.138.8.8.80xe419Standard query (0)daisy.ubuntu.com28IN (0x0001)false

    DNS Answers

    TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
    Mar 20, 2025 14:09:21.429116964 CET8.8.8.8192.168.2.130xa2b9No error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false
    Mar 20, 2025 14:09:21.429116964 CET8.8.8.8192.168.2.130xa2b9No error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false

    System Behavior