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Linux Analysis Report
hoho.arm6.elf

Overview

General Information

Sample name:hoho.arm6.elf
Analysis ID:1642368
MD5:07866f140ba1391cae4b5ab84bcbac80
SHA1:fe3566c5ec90d1f29ab2031b5164827f44a005be
SHA256:8b4d4fcd067daf0952638f9ff2489b95552d0fc17de6b2e87b5a689beeb1c0af
Tags:elfMiraiuser-abuse_ch
Infos:

Detection

Score:56
Range:0 - 100

Signatures

Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample has stripped symbol table
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

RansomwareSpreadingPhishingBankerTrojan / BotAdwareSpywareExploiterEvaderMinercleansuspiciousmalicious
Joe Sandbox version:42.0.0 Malachite
Analysis ID:1642368
Start date and time:2025-03-19 02:32:46 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 36s
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.arm6.elf
Detection:MAL
Classification:mal56.linELF@0/0@2/0
Command:/tmp/hoho.arm6.elf
PID:5571
Exit Code:139
Exit Code Info:SIGSEGV (11) Segmentation fault invalid memory reference
Killed:False
Standard Output:

Standard Error:qemu: uncaught target signal 11 (Segmentation fault) - core dumped
  • system is lnxubuntu20
  • hoho.arm6.elf (PID: 5571, Parent: 5488, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/hoho.arm6.elf
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: hoho.arm6.elfAvira: detected
Source: hoho.arm6.elfVirustotal: Detection: 63%Perma Link
Source: hoho.arm6.elfReversingLabs: Detection: 70%
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: ELF static info symbol of initial sample.symtab present: no
Source: classification engineClassification label: mal56.linELF@0/0@2/0
Source: /tmp/hoho.arm6.elf (PID: 5571)Queries kernel information via 'uname': Jump to behavior
Source: hoho.arm6.elf, 5571.1.000055f028221000.000055f02834f000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/arm
Source: hoho.arm6.elf, 5571.1.00007fff73f8f000.00007fff73fb0000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-arm/tmp/hoho.arm6.elfSUDO_USER=saturninoPATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/binDISPLAY=:1.0XAUTHORITY=/run/user/1000/gdm/XauthoritySUDO_UID=1000TERM=xterm-256colorCOLORTERM=truecolorLOGNAME=rootUSER=rootLANG=en_US.UTF-8SUDO_COMMAND=/bin/bashHOME=/rootMAIL=/var/mail/rootSUDO_GID=1000SHELL=/bin/bash/tmp/hoho.arm6.elf
Source: hoho.arm6.elf, 5571.1.000055f028221000.000055f02834f000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: hoho.arm6.elf, 5571.1.00007fff73f8f000.00007fff73fb0000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: hoho.arm6.elf, 5571.1.00007fff73f8f000.00007fff73fb0000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath InterceptionDirect Volume AccessOS Credential Dumping11
Security Software Discovery
Remote 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
No configs have been found
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: 1642368 Sample: hoho.arm6.elf Startdate: 19/03/2025 Architecture: LINUX Score: 56 8 daisy.ubuntu.com 2->8 10 Antivirus / Scanner detection for submitted sample 2->10 12 Multi AV Scanner detection for submitted file 2->12 6 hoho.arm6.elf 2->6         started        signatures3 process4

This section contains all screenshots as thumbnails, including those not shown in the slideshow.


windows-stand
SourceDetectionScannerLabelLink
hoho.arm6.elf63%VirustotalBrowse
hoho.arm6.elf71%ReversingLabsLinux.Trojan.Mirai
hoho.arm6.elf100%AviraEXP/ELF.Mirai.Bootnet.o
No Antivirus matches
No Antivirus matches
No Antivirus matches

Download Network PCAP: filteredfull

NameIPActiveMaliciousAntivirus DetectionReputation
daisy.ubuntu.com
162.213.35.24
truefalse
    high
    No contacted IP infos
    No context
    MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
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    • 162.213.35.24
    Aqua.arm5.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.24
    Mozi.m.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    Mozi.a.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    boatnet.m68k.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    boatnet.arm6.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    No context
    No context
    No context
    No created / dropped files found
    File type:ELF 32-bit LSB executable, ARM, EABI4 version 1 (SYSV), statically linked, stripped
    Entropy (8bit):5.973388799169235
    TrID:
    • ELF Executable and Linkable format (generic) (4004/1) 100.00%
    File name:hoho.arm6.elf
    File size:59'660 bytes
    MD5:07866f140ba1391cae4b5ab84bcbac80
    SHA1:fe3566c5ec90d1f29ab2031b5164827f44a005be
    SHA256:8b4d4fcd067daf0952638f9ff2489b95552d0fc17de6b2e87b5a689beeb1c0af
    SHA512:d603393455a0f1f41523187a0a0546b81878fda511b65bae44a31f3992c5dd147cb407bb268dfcae7a645f80465f81fa937807439d6bb5def1a85da8840e9bdd
    SSDEEP:1536:5lnIHC62jubJEriaBVAy4rKGhsN79LhIpiWtUMKWZ:2MjguiiVAP3hjtUMKWZ
    TLSH:1E43F852BC818A05C5D412BAFE2E11CE33176768E2DF72129D106F247BCA92F0E7B956
    File Content Preview:.ELF..............(.....T...4...,.......4. ...(.....................................................,...|...........Q.td..................................-...L..................@-.,@...0....S..... 0....S.........../..0...0...@..../...............-.@0....S

    ELF header

    Class:ELF32
    Data:2's complement, little endian
    Version:1 (current)
    Machine:ARM
    Version Number:0x1
    Type:EXEC (Executable file)
    OS/ABI:UNIX - System V
    ABI Version:0
    Entry Point Address:0x8154
    Flags:0x4000002
    ELF Header Size:52
    Program Header Offset:52
    Program Header Size:32
    Number of Program Headers:3
    Section Header Offset:59180
    Section Header Size:40
    Number of Section Headers:12
    Header String Table Index:11
    NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
    NULL0x00x00x00x00x0000
    .initPROGBITS0x80940x940x100x00x6AX004
    .textPROGBITS0x80b00xb00xddfc0x00x6AX0016
    .finiPROGBITS0x15eac0xdeac0x100x00x6AX004
    .rodataPROGBITS0x15ebc0xdebc0x5d00x00x2A004
    .init_arrayINIT_ARRAY0x1e4900xe4940x40x00x3WA004
    .fini_arrayFINI_ARRAY0x1e4940xe4980x40x00x3WA004
    .gotPROGBITS0x1e49c0xe4a00x740x40x3WA004
    .dataPROGBITS0x1e5100xe5140x1a80x00x3WA004
    .bssNOBITS0x1e6b80xe6bc0x25540x00x3WA004
    .ARM.attributesARM_ATTRIBUTES0x00xe6bc0x100x00x0001
    .shstrtabSTRTAB0x00xe6cc0x5d0x00x0001
    TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
    LOAD0x00x80000x80000xe48c0xe48c6.00330x5R E0x8000.init .text .fini .rodata
    LOAD0xe4900x1e4900x1e48c0x22c0xa77c2.34590x6RW 0x8000.init_array .fini_array .got .data .bss
    GNU_STACK0x00x00x00x00x00.00000x7RWE0x4

    Download Network PCAP: filteredfull

    TimestampSource PortDest PortSource IPDest IP
    Mar 19, 2025 02:33:47.653660059 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:47.658376932 CET53451608.8.8.8192.168.2.14
    Mar 19, 2025 02:33:47.658436060 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:47.658454895 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:47.658463955 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:47.663165092 CET53451608.8.8.8192.168.2.14
    Mar 19, 2025 02:33:47.663177967 CET53451608.8.8.8192.168.2.14
    Mar 19, 2025 02:33:48.163548946 CET53451608.8.8.8192.168.2.14
    Mar 19, 2025 02:33:48.163614988 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:50.163733959 CET53451608.8.8.8192.168.2.14
    Mar 19, 2025 02:33:50.163897991 CET4516053192.168.2.148.8.8.8
    Mar 19, 2025 02:33:50.168474913 CET53451608.8.8.8192.168.2.14
    TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
    Mar 19, 2025 02:33:47.658454895 CET192.168.2.148.8.8.80x5f82Standard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
    Mar 19, 2025 02:33:47.658463955 CET192.168.2.148.8.8.80xfe1eStandard query (0)daisy.ubuntu.com28IN (0x0001)false
    TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
    Mar 19, 2025 02:33:48.163548946 CET8.8.8.8192.168.2.140x5f82No error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false
    Mar 19, 2025 02:33:48.163548946 CET8.8.8.8192.168.2.140x5f82No error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false

    System Behavior

    Start time (UTC):01:33:45
    Start date (UTC):19/03/2025
    Path:/tmp/hoho.arm6.elf
    Arguments:/tmp/hoho.arm6.elf
    File size:4956856 bytes
    MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1