Edit tour

Linux Analysis Report
arm6.elf

Overview

General Information

Sample name:arm6.elf
Analysis ID:1649745
MD5:0bed7156fee2913461e7ec4aa002eec7
SHA1:44208b5ec5d14286729f42c95b2f1f17ce9adbb9
SHA256:6359626a8e1841147d19d798e0b3362831dd00166dd23bb44b82eba175f94c8d
Tags:elfuser-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:1649745
Start date and time:2025-03-27 02:24:15 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 47s
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:arm6.elf
Detection:MAL
Classification:mal56.linELF@0/0@0/0
Command:/tmp/arm6.elf
PID:6227
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
  • arm6.elf (PID: 6227, Parent: 6151, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/arm6.elf
  • dash New Fork (PID: 6307, Parent: 4331)
  • rm (PID: 6307, Parent: 4331, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2m
  • dash New Fork (PID: 6308, Parent: 4331)
  • rm (PID: 6308, Parent: 4331, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2m
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: arm6.elfAvira: detected
Source: arm6.elfVirustotal: Detection: 65%Perma Link
Source: arm6.elfReversingLabs: Detection: 66%
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 39246 -> 443
Source: unknownNetwork traffic detected: HTTP traffic on port 443 -> 39246
Source: unknownNetwork traffic detected: HTTP traffic on port 43928 -> 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: 6307)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2mJump to behavior
Source: /usr/bin/dash (PID: 6308)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2mJump to behavior
Source: /tmp/arm6.elf (PID: 6227)Queries kernel information via 'uname': Jump to behavior
Source: arm6.elf, 6227.1.000055d17d7dd000.000055d17d90b000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/arm
Source: arm6.elf, 6227.1.000055d17d7dd000.000055d17d90b000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: arm6.elf, 6227.1.00007ffdc5135000.00007ffdc5156000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: arm6.elf, 6227.1.00007ffdc5135000.00007ffdc5156000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Source: arm6.elf, 6227.1.00007ffdc5135000.00007ffdc5156000.rw-.sdmpBinary or memory string: cUx86_64/usr/bin/qemu-arm/tmp/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/arm6.elf
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: 1649745 Sample: arm6.elf Startdate: 27/03/2025 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 arm6.elf 2->10         started        signatures3 process4
SourceDetectionScannerLabelLink
arm6.elf66%VirustotalBrowse
arm6.elf67%ReversingLabsLinux.Trojan.Mirai
arm6.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
MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
34.249.145.219morte.mips.elfGet hashmaliciousUnknownBrowse
    sshd.elfGet hashmaliciousUnknownBrowse
      na.elfGet hashmaliciousPrometeiBrowse
        na.elfGet hashmaliciousPrometeiBrowse
          sh4.elfGet hashmaliciousUnknownBrowse
            hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
              ub8ehJSePAfc9FYqZIT6.arm.elfGet hashmaliciousMiraiBrowse
                efea6.elfGet hashmaliciousMiraiBrowse
                  na.elfGet hashmaliciousPrometeiBrowse
                    na.elfGet hashmaliciousPrometeiBrowse
                      109.202.202.202kpLwzBouH4.elfGet hashmaliciousUnknownBrowse
                      • ch.archive.ubuntu.com/ubuntu/pool/main/f/firefox/firefox_92.0%2bbuild3-0ubuntu0.20.04.1_amd64.deb
                      91.189.91.43morte.mips.elfGet hashmaliciousUnknownBrowse
                        morte.x64.elfGet hashmaliciousUnknownBrowse
                          morte.sh4.elfGet hashmaliciousUnknownBrowse
                            na.elfGet hashmaliciousPrometeiBrowse
                              hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                hidakibest.arm7.elfGet hashmaliciousGafgyt, MiraiBrowse
                                  hanoi.ppc.elfGet hashmaliciousUnknownBrowse
                                    hanoi.arm7.elfGet hashmaliciousUnknownBrowse
                                      resgod.arc.elfGet hashmaliciousMiraiBrowse
                                        ub8ehJSePAfc9FYqZIT6.ppc.elfGet hashmaliciousUnknownBrowse
                                          91.189.91.42morte.mips.elfGet hashmaliciousUnknownBrowse
                                            morte.x64.elfGet hashmaliciousUnknownBrowse
                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                morte.sh4.elfGet hashmaliciousUnknownBrowse
                                                  na.elfGet hashmaliciousPrometeiBrowse
                                                    na.elfGet hashmaliciousPrometeiBrowse
                                                      sh4.elfGet hashmaliciousUnknownBrowse
                                                        hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                                          hidakibest.arm7.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                            hanoi.ppc.elfGet hashmaliciousUnknownBrowse
                                                              No context
                                                              MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
                                                              CANONICAL-ASGBmorte.mips.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              morte.x64.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              morte.sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 91.189.91.42
                                                              morte.m68k.elfGet hashmaliciousUnknownBrowse
                                                              • 185.125.188.58
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 91.189.91.42
                                                              sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                                              • 91.189.91.42
                                                              hidakibest.arm7.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              CANONICAL-ASGBmorte.mips.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              morte.x64.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              morte.sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 91.189.91.42
                                                              morte.m68k.elfGet hashmaliciousUnknownBrowse
                                                              • 185.125.188.58
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 91.189.91.42
                                                              sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                                              • 91.189.91.42
                                                              hidakibest.arm7.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              INIT7CHmorte.mips.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              morte.x64.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              morte.sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 109.202.202.202
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 109.202.202.202
                                                              sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                                              • 109.202.202.202
                                                              hidakibest.arm7.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 109.202.202.202
                                                              hanoi.ppc.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              AMAZON-02USmorte.mips.elfGet hashmaliciousUnknownBrowse
                                                              • 34.249.145.219
                                                              x86.elfGet hashmaliciousUnknownBrowse
                                                              • 13.228.11.222
                                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                              • 34.249.145.219
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 34.249.145.219
                                                              morte.arm6.elfGet hashmaliciousUnknownBrowse
                                                              • 34.243.160.129
                                                              eehah4.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 44.244.87.78
                                                              na.elfGet hashmaliciousPrometeiBrowse
                                                              • 34.249.145.219
                                                              sh4.elfGet hashmaliciousUnknownBrowse
                                                              • 34.249.145.219
                                                              resgod.m68k.elfGet hashmaliciousMiraiBrowse
                                                              • 18.183.205.238
                                                              hidakibest.x86.elfGet hashmaliciousMirai, GafgytBrowse
                                                              • 34.249.145.219
                                                              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):5.997987305331729
                                                              TrID:
                                                              • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                                              File name:arm6.elf
                                                              File size:75'056 bytes
                                                              MD5:0bed7156fee2913461e7ec4aa002eec7
                                                              SHA1:44208b5ec5d14286729f42c95b2f1f17ce9adbb9
                                                              SHA256:6359626a8e1841147d19d798e0b3362831dd00166dd23bb44b82eba175f94c8d
                                                              SHA512:7d93917fa23a366fe3db7308190144ea061a608c3649414b9ec14a253f2a9ae791309c358a976fb6e790cf5b93cc9ae975c951d5c8e5c8b1e80b33f832a987c4
                                                              SSDEEP:1536:CNnc+HiWFmmhqbnI+l/s/Hw8oXHK+ZvNbSJaOZz1IhiJ4oe/esd42+:2HiWFhonI+qeXZlgp4oe/eM
                                                              TLSH:CB731A46B8818A16C5D413FBFD2E018D332667F8E2DF7212DD105F6477CA92B0E67A52
                                                              File Content Preview:.ELF..............(.....T...4...P#......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:74576
                                                              Section Header Size:40
                                                              Number of Section Headers:12
                                                              Header String Table Index:11
                                                              NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                                              NULL0x00x00x00x00x0000
                                                              .initPROGBITS0x80940x940x100x00x6AX004
                                                              .textPROGBITS0x80b00xb00x10aa00x00x6AX0016
                                                              .finiPROGBITS0x18b500x10b500x100x00x6AX004
                                                              .rodataPROGBITS0x18b600x10b600xd600x00x2A004
                                                              .init_arrayINIT_ARRAY0x220040x120080x40x00x3WA004
                                                              .fini_arrayFINI_ARRAY0x220080x1200c0x40x00x3WA004
                                                              .gotPROGBITS0x220100x120140x740x40x3WA004
                                                              .dataPROGBITS0x220840x120880x2580x00x3WA004
                                                              .bssNOBITS0x222dc0x122e00x25e80x00x3WA004
                                                              .ARM.attributesARM_ATTRIBUTES0x00x122e00x100x00x0001
                                                              .shstrtabSTRTAB0x00x122f00x5d0x00x0001
                                                              TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                                              LOAD0x00x80000x80000x118c00x118c06.10370x5R E0x8000.init .text .fini .rodata
                                                              LOAD0x120040x220040x220000x2dc0xa8c03.71330x6RW 0x8000.init_array .fini_array .got .data .bss
                                                              GNU_STACK0x00x00x00x00x00.00000x7RWE0x4

                                                              Download Network PCAP: filteredfull

                                                              • Total Packets: 10
                                                              • 443 (HTTPS)
                                                              • 80 (HTTP)
                                                              TimestampSource PortDest PortSource IPDest IP
                                                              Mar 27, 2025 02:25:08.215744972 CET42836443192.168.2.2391.189.91.43
                                                              Mar 27, 2025 02:25:08.983567953 CET4251680192.168.2.23109.202.202.202
                                                              Mar 27, 2025 02:25:22.019892931 CET39246443192.168.2.2334.249.145.219
                                                              Mar 27, 2025 02:25:22.019946098 CET4433924634.249.145.219192.168.2.23
                                                              Mar 27, 2025 02:25:22.020128012 CET39246443192.168.2.2334.249.145.219
                                                              Mar 27, 2025 02:25:22.020339012 CET39246443192.168.2.2334.249.145.219
                                                              Mar 27, 2025 02:25:22.020349979 CET4433924634.249.145.219192.168.2.23
                                                              Mar 27, 2025 02:25:22.805828094 CET43928443192.168.2.2391.189.91.42
                                                              Mar 27, 2025 02:25:35.092015028 CET42836443192.168.2.2391.189.91.43
                                                              Mar 27, 2025 02:25:39.187535048 CET4251680192.168.2.23109.202.202.202
                                                              Mar 27, 2025 02:26:03.760174036 CET43928443192.168.2.2391.189.91.42
                                                              Mar 27, 2025 02:26:22.012450933 CET39246443192.168.2.2334.249.145.219
                                                              Mar 27, 2025 02:26:22.060275078 CET4433924634.249.145.219192.168.2.23
                                                              Mar 27, 2025 02:27:10.049616098 CET4433924634.249.145.219192.168.2.23

                                                              System Behavior

                                                              Start time (UTC):01:25:04
                                                              Start date (UTC):27/03/2025
                                                              Path:/tmp/arm6.elf
                                                              Arguments:/tmp/arm6.elf
                                                              File size:4956856 bytes
                                                              MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                              Start time (UTC):01:26:21
                                                              Start date (UTC):27/03/2025
                                                              Path:/usr/bin/dash
                                                              Arguments:-
                                                              File size:129816 bytes
                                                              MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

                                                              Start time (UTC):01:26:21
                                                              Start date (UTC):27/03/2025
                                                              Path:/usr/bin/rm
                                                              Arguments:rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2m
                                                              File size:72056 bytes
                                                              MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b

                                                              Start time (UTC):01:26:21
                                                              Start date (UTC):27/03/2025
                                                              Path:/usr/bin/dash
                                                              Arguments:-
                                                              File size:129816 bytes
                                                              MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

                                                              Start time (UTC):01:26:21
                                                              Start date (UTC):27/03/2025
                                                              Path:/usr/bin/rm
                                                              Arguments:rm -f /tmp/tmp.dYc9SxwQPY /tmp/tmp.jl2qHSlbku /tmp/tmp.lDhD0LQv2m
                                                              File size:72056 bytes
                                                              MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b