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Linux Analysis Report
hoho.armv6l.elf

Overview

General Information

Sample name:hoho.armv6l.elf
Analysis ID:1644286
MD5:a92126f2d9d7d56839301d0a6861959b
SHA1:ce3b3e1aee743edc7cf654896fc731c0716c5736
SHA256:a2b8e8876a3676e3d4326b2a1bb0d23bf3fee07525044971b50df28af00c973e
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
Executes the "rm" command used to delete files or directories
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:1644286
Start date and time:2025-03-20 14:14:12 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 38s
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.armv6l.elf
Detection:MAL
Classification:mal56.linELF@0/0@0/0
Command:/tmp/hoho.armv6l.elf
PID:6224
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.armv6l.elf (PID: 6224, Parent: 6147, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/hoho.armv6l.elf
  • dash New Fork (PID: 6301, Parent: 4331)
  • rm (PID: 6301, Parent: 4331, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eA
  • dash New Fork (PID: 6302, Parent: 4331)
  • rm (PID: 6302, Parent: 4331, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eA
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: hoho.armv6l.elfAvira: detected
Source: hoho.armv6l.elfVirustotal: Detection: 60%Perma Link
Source: hoho.armv6l.elfReversingLabs: Detection: 72%
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknownTCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknownTCP traffic detected without corresponding DNS query: 34.249.145.219
Source: unknownTCP traffic detected without corresponding DNS query: 34.249.145.219
Source: unknownTCP traffic detected without corresponding DNS query: 34.249.145.219
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknownTCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknownTCP traffic detected without corresponding DNS query: 34.249.145.219
Source: unknownNetwork traffic detected: HTTP traffic on port 443 -> 39252
Source: unknownNetwork traffic detected: HTTP traffic on port 43928 -> 443
Source: unknownNetwork traffic detected: HTTP traffic on port 39252 -> 443
Source: unknownNetwork traffic detected: HTTP traffic on port 42836 -> 443
Source: ELF static info symbol of initial sample.symtab present: no
Source: classification engineClassification label: mal56.linELF@0/0@0/0
Source: /usr/bin/dash (PID: 6301)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eAJump to behavior
Source: /usr/bin/dash (PID: 6302)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eAJump to behavior
Source: /tmp/hoho.armv6l.elf (PID: 6224)Queries kernel information via 'uname': Jump to behavior
Source: hoho.armv6l.elf, 6224.1.00007ffd16646000.00007ffd16667000.rw-.sdmpBinary or memory string: Qx86_64/usr/bin/qemu-arm/tmp/hoho.armv6l.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.armv6l.elf
Source: hoho.armv6l.elf, 6224.1.0000562110fca000.00005621110f8000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: hoho.armv6l.elf, 6224.1.00007ffd16646000.00007ffd16667000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: hoho.armv6l.elf, 6224.1.00007ffd16646000.00007ffd16667000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Source: hoho.armv6l.elf, 6224.1.0000562110fca000.00005621110f8000.rw-.sdmpBinary or memory string: !V!/etc/qemu-binfmt/arm
ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath Interception1
File Deletion
OS Credential Dumping11
Security Software Discovery
Remote ServicesData from Local System1
Encrypted Channel
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: 1644286 Sample: hoho.armv6l.elf Startdate: 20/03/2025 Architecture: LINUX Score: 56 12 109.202.202.202, 80 INIT7CH Switzerland 2->12 14 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->14 16 2 other IPs or domains 2->16 18 Antivirus / Scanner detection for submitted sample 2->18 20 Multi AV Scanner detection for submitted file 2->20 6 dash rm 2->6         started        8 dash rm 2->8         started        10 hoho.armv6l.elf 2->10         started        signatures3 process4
SourceDetectionScannerLabelLink
hoho.armv6l.elf61%VirustotalBrowse
hoho.armv6l.elf72%ReversingLabsLinux.Trojan.Mirai
hoho.armv6l.elf100%AviraEXP/ELF.Mirai.Bootnet.o
No Antivirus matches
No Antivirus matches
No Antivirus matches

Download Network PCAP: filteredfull

No contacted domains info
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs
IPDomainCountryFlagASNASN NameMalicious
34.249.145.219
unknownUnited States
16509AMAZON-02USfalse
109.202.202.202
unknownSwitzerland
13030INIT7CHfalse
91.189.91.43
unknownUnited Kingdom
41231CANONICAL-ASGBfalse
91.189.91.42
unknownUnited Kingdom
41231CANONICAL-ASGBfalse
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                                                              No context
                                                              No created / dropped files found
                                                              File type:ELF 32-bit LSB executable, ARM, EABI4 version 1 (SYSV), statically linked, stripped
                                                              Entropy (8bit):5.971044753123025
                                                              TrID:
                                                              • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                                              File name:hoho.armv6l.elf
                                                              File size:59'680 bytes
                                                              MD5:a92126f2d9d7d56839301d0a6861959b
                                                              SHA1:ce3b3e1aee743edc7cf654896fc731c0716c5736
                                                              SHA256:a2b8e8876a3676e3d4326b2a1bb0d23bf3fee07525044971b50df28af00c973e
                                                              SHA512:baff84eac1a762663f09567b83456c8205a2b3334e3d2fb8962bc92d2a3128304897df5ac1266f86a9721b430fa4e27b4dfd0ead6c812be2ed9e5203d4fb7585
                                                              SSDEEP:1536:ZVnUVmM7SHxyia1HWTrtKI7hwQtL2IbiVX+4KW/s:gT7ooimHWth7yX+4KW/s
                                                              TLSH:2C430852B8818E05C5D412BAFE2E11CE33176768E2DF72139D106F247BCA92F0E7B956
                                                              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:59200
                                                              Section Header Size:40
                                                              Number of Section Headers:12
                                                              Header String Table Index:11
                                                              NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                                              NULL0x00x00x00x00x0000
                                                              .initPROGBITS0x80940x940x100x00x6AX004
                                                              .textPROGBITS0x80b00xb00xddfc0x00x6AX0016
                                                              .finiPROGBITS0x15eac0xdeac0x100x00x6AX004
                                                              .rodataPROGBITS0x15ebc0xdebc0x5e40x00x2A004
                                                              .init_arrayINIT_ARRAY0x1e4a40xe4a80x40x00x3WA004
                                                              .fini_arrayFINI_ARRAY0x1e4a80xe4ac0x40x00x3WA004
                                                              .gotPROGBITS0x1e4b00xe4b40x740x40x3WA004
                                                              .dataPROGBITS0x1e5240xe5280x1a80x00x3WA004
                                                              .bssNOBITS0x1e6cc0xe6d00x25540x00x3WA004
                                                              .ARM.attributesARM_ATTRIBUTES0x00xe6d00x100x00x0001
                                                              .shstrtabSTRTAB0x00xe6e00x5d0x00x0001
                                                              TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                                              LOAD0x00x80000x80000xe4a00xe4a06.00120x5R E0x8000.init .text .fini .rodata
                                                              LOAD0xe4a40x1e4a40x1e4a00x22c0xa77c2.36530x6RW 0x8000.init_array .fini_array .got .data .bss
                                                              GNU_STACK0x00x00x00x00x00.00000x7RWE0x4

                                                              Download Network PCAP: filteredfull

                                                              • Total Packets: 11
                                                              • 443 (HTTPS)
                                                              • 80 (HTTP)
                                                              TimestampSource PortDest PortSource IPDest IP
                                                              Mar 20, 2025 14:14:59.373605013 CET43928443192.168.2.2391.189.91.42
                                                              Mar 20, 2025 14:15:04.748857975 CET42836443192.168.2.2391.189.91.43
                                                              Mar 20, 2025 14:15:05.772663116 CET4251680192.168.2.23109.202.202.202
                                                              Mar 20, 2025 14:15:19.191210985 CET39252443192.168.2.2334.249.145.219
                                                              Mar 20, 2025 14:15:19.191313028 CET4433925234.249.145.219192.168.2.23
                                                              Mar 20, 2025 14:15:19.191427946 CET39252443192.168.2.2334.249.145.219
                                                              Mar 20, 2025 14:15:19.191709042 CET39252443192.168.2.2334.249.145.219
                                                              Mar 20, 2025 14:15:19.191737890 CET4433925234.249.145.219192.168.2.23
                                                              Mar 20, 2025 14:15:19.850936890 CET43928443192.168.2.2391.189.91.42
                                                              Mar 20, 2025 14:15:32.137094021 CET42836443192.168.2.2391.189.91.43
                                                              Mar 20, 2025 14:15:36.232589006 CET4251680192.168.2.23109.202.202.202
                                                              Mar 20, 2025 14:16:00.804969072 CET43928443192.168.2.2391.189.91.42
                                                              Mar 20, 2025 14:16:19.183485985 CET39252443192.168.2.2334.249.145.219
                                                              Mar 20, 2025 14:16:19.224358082 CET4433925234.249.145.219192.168.2.23
                                                              Mar 20, 2025 14:17:05.341463089 CET4433925234.249.145.219192.168.2.23

                                                              System Behavior

                                                              Start time (UTC):13:15:00
                                                              Start date (UTC):20/03/2025
                                                              Path:/tmp/hoho.armv6l.elf
                                                              Arguments:/tmp/hoho.armv6l.elf
                                                              File size:4956856 bytes
                                                              MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                              Start time (UTC):13:16:18
                                                              Start date (UTC):20/03/2025
                                                              Path:/usr/bin/dash
                                                              Arguments:-
                                                              File size:129816 bytes
                                                              MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

                                                              Start time (UTC):13:16:18
                                                              Start date (UTC):20/03/2025
                                                              Path:/usr/bin/rm
                                                              Arguments:rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eA
                                                              File size:72056 bytes
                                                              MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b

                                                              Start time (UTC):13:16:18
                                                              Start date (UTC):20/03/2025
                                                              Path:/usr/bin/dash
                                                              Arguments:-
                                                              File size:129816 bytes
                                                              MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

                                                              Start time (UTC):13:16:18
                                                              Start date (UTC):20/03/2025
                                                              Path:/usr/bin/rm
                                                              Arguments:rm -f /tmp/tmp.mtCYTSxMXG /tmp/tmp.HIzOh5RXDz /tmp/tmp.neAP6gm7eA
                                                              File size:72056 bytes
                                                              MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b