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Linux Analysis Report
2.elf

Overview

General Information

Sample name:2.elf
Analysis ID:1589456
MD5:cd66eec9f6224ba2a593bb35f0045015
SHA1:5bcd150e2885289df5b7d98f1747c4471e85c474
SHA256:cbf0c05bc8967d58be248350e8421d4ea8ace7701be403b80ead4b9758583590
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
Enumerates processes within the "proc" file system
Sample has stripped symbol table
Sample tries to kill a process (SIGKILL)
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

Joe Sandbox version:42.0.0 Malachite
Analysis ID:1589456
Start date and time:2025-01-12 15:43:51 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 49s
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:2.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0
Command:/tmp/2.elf
PID:5823
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
  • 2.elf (PID: 5823, Parent: 5750, MD5: 0d6f61f82cf2f781c6eb0661071d42d9) Arguments: /tmp/2.elf
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: 2.elfVirustotal: Detection: 22%Perma Link
Source: 2.elfReversingLabs: Detection: 28%
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: 2.elfString found in binary or memory: http://%d.%d.%d.%d/%s
Source: 2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpString found in binary or memory: http://1/wget.sh
Source: 2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpString found in binary or memory: http://9/curl.sh
Source: 2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpString found in binary or memory: http://schemas.xmlsoap.org/soap/encoding/
Source: 2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpString found in binary or memory: http://schemas.xmlsoap.org/soap/envelope/
Source: ELF static info symbol of initial sample.symtab present: no
Source: /tmp/2.elf (PID: 5823)SIGKILL sent: pid: 3192, result: successfulJump to behavior
Source: classification engineClassification label: mal48.linELF@0/0@2/0
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1660/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3044/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/793/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/794/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1732/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/796/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1730/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1498/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1333/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1497/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1695/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1496/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3157/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1617/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1615/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1659/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/917/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3055/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1591/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3052/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1701/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1623/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1666/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1588/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/764/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1585/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/766/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3047/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/723/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/800/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/888/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/724/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/802/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1509/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/803/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/5823/statusJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/804/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1704/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1669/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1867/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3060/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1440/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1484/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3188/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/490/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3064/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3062/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3183/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1514/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1679/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1634/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1479/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/850/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1432/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1553/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1431/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/931/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/777/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1595/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/658/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/779/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/812/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/933/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1692/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1691/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1690/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3074/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/782/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1445/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1762/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/3027/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1486/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/789/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1729/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1806/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)File opened: /proc/1603/cmdlineJump to behavior
Source: /tmp/2.elf (PID: 5823)Queries kernel information via 'uname': Jump to behavior
Source: 2.elf, 5823.1.000056022b622000.000056022b6ca000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/mipsel
Source: 2.elf, 5823.1.000056022b622000.000056022b6ca000.rw-.sdmpBinary or memory string: V!/etc/qemu-binfmt/mipsel
Source: 2.elf, 5823.1.00007ffd15bd7000.00007ffd15bf8000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-mipsel/tmp/2.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/2.elf
Source: 2.elf, 5823.1.00007ffd15bd7000.00007ffd15bf8000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Source: 2.elf, 5823.1.00007ffd15bd7000.00007ffd15bf8000.rw-.sdmpBinary or memory string: /usr/bin/qemu-mipsel
ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath InterceptionDirect Volume Access1
OS Credential Dumping
11
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
SourceDetectionScannerLabelLink
2.elf22%VirustotalBrowse
2.elf29%ReversingLabsLinux.Trojan.Multiverze
No Antivirus matches
No Antivirus matches
No Antivirus matches
NameIPActiveMaliciousAntivirus DetectionReputation
daisy.ubuntu.com
162.213.35.24
truefalse
    high
    NameSourceMaliciousAntivirus DetectionReputation
    http://%d.%d.%d.%d/%s2.elffalse
      high
      http://1/wget.sh2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpfalse
        high
        http://schemas.xmlsoap.org/soap/encoding/2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpfalse
          high
          http://9/curl.sh2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpfalse
            high
            http://schemas.xmlsoap.org/soap/envelope/2.elf, 5823.1.00007fe3e845e000.00007fe3e8463000.rw-.sdmpfalse
              high
              No contacted IP infos
              No context
              MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
              daisy.ubuntu.comboatnet.arm7.elfGet hashmaliciousMiraiBrowse
              • 162.213.35.25
              boatnet.x86.elfGet hashmaliciousMiraiBrowse
              • 162.213.35.25
              arm6.elfGet hashmaliciousUnknownBrowse
              • 162.213.35.25
              camp.arm6.elfGet hashmaliciousMiraiBrowse
              • 162.213.35.25
              2.elfGet hashmaliciousUnknownBrowse
              • 162.213.35.25
              x86_64.elfGet hashmaliciousUnknownBrowse
              • 162.213.35.24
              mips.elfGet hashmaliciousUnknownBrowse
              • 162.213.35.24
              i686.elfGet hashmaliciousUnknownBrowse
              • 162.213.35.25
              ssx.elfGet hashmaliciousGafgytBrowse
              • 162.213.35.24
              No context
              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):5.619202337938928
              TrID:
              • ELF Executable and Linkable format (generic) (4004/1) 100.00%
              File name:2.elf
              File size:122'316 bytes
              MD5:cd66eec9f6224ba2a593bb35f0045015
              SHA1:5bcd150e2885289df5b7d98f1747c4471e85c474
              SHA256:cbf0c05bc8967d58be248350e8421d4ea8ace7701be403b80ead4b9758583590
              SHA512:b4e996bc9aabdf39ed3ffa5b1c92ee8eb438ec848b070a8407e3f4772e475cd5b34ceb4f05ffd14d6db05e40ff027f5aa89603e38f42f98ca5b7bf489db7278c
              SSDEEP:1536:gxUncyxDfVvhV3xKIRF/jsfWqWX6mLLEL5jsZGY1kFT3M5lhclWZP0Kae6hKtni+:gxUncyxDdvDBKOF/QeLX+HTlkH1VJT
              TLSH:56C3DA1BBF620FFBE85FCD3B40A8074524DC5B1622A97B3A7538D424FA4A54A47D38B4
              File Content Preview:.ELF....................p.@.4...t.......4. ...(...............@...@...........................E...E......4..........Q.td...............................<.T.'!......'.......................<.T.'!.............9'.. ........................<.T.'!... .......@.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:0x400270
              Flags:0x1007
              ELF Header Size:52
              Program Header Offset:52
              Program Header Size:32
              Number of Program Headers:3
              Section Header Offset:121716
              Section Header Size:40
              Number of Section Headers:15
              Header String Table Index:14
              NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
              NULL0x00x00x00x00x0000
              .initPROGBITS0x4000940x940x8c0x00x6AX004
              .textPROGBITS0x4001200x1200x1b1900x00x6AX0016
              .finiPROGBITS0x41b2b00x1b2b00x5c0x00x6AX004
              .rodataPROGBITS0x41b3100x1b3100x1d700x00x2A0016
              .eh_framePROGBITS0x45d0800x1d0800x40x00x3WA004
              .ctorsPROGBITS0x45d0840x1d0840x80x00x3WA004
              .dtorsPROGBITS0x45d08c0x1d08c0x80x00x3WA004
              .data.rel.roPROGBITS0x45d0980x1d0980xc0x00x3WA004
              .dataPROGBITS0x45d0b00x1d0b00x4d80x00x3WA0016
              .gotPROGBITS0x45d5900x1d5900x5740x40x10000003WAp0016
              .sbssNOBITS0x45db040x1db040x1c0x00x10000003WAp004
              .bssNOBITS0x45db200x1db040x2a180x00x3WA0016
              .mdebug.abi32PROGBITS0x9c60x1db040x00x00x0001
              .shstrtabSTRTAB0x00x1db040x6e0x00x0001
              TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
              LOAD0x00x4000000x4000000x1d0800x1d0805.60640x5R E0x10000.init .text .fini .rodata
              LOAD0x1d0800x45d0800x45d0800xa840x34b85.30570x6RW 0x10000.eh_frame .ctors .dtors .data.rel.ro .data .got .sbss .bss
              GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
              TimestampSource PortDest PortSource IPDest IP
              Jan 12, 2025 15:45:01.930320978 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:01.935285091 CET53557588.8.8.8192.168.2.15
              Jan 12, 2025 15:45:01.935348034 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:01.935359001 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:01.935388088 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:01.940380096 CET53557588.8.8.8192.168.2.15
              Jan 12, 2025 15:45:01.940428019 CET53557588.8.8.8192.168.2.15
              Jan 12, 2025 15:45:02.398925066 CET53557588.8.8.8192.168.2.15
              Jan 12, 2025 15:45:02.399025917 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:04.398878098 CET53557588.8.8.8192.168.2.15
              Jan 12, 2025 15:45:04.399187088 CET5575853192.168.2.158.8.8.8
              Jan 12, 2025 15:45:04.404071093 CET53557588.8.8.8192.168.2.15
              TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
              Jan 12, 2025 15:45:01.935359001 CET192.168.2.158.8.8.80x6ec6Standard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
              Jan 12, 2025 15:45:01.935388088 CET192.168.2.158.8.8.80x1dcdStandard query (0)daisy.ubuntu.com28IN (0x0001)false
              TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
              Jan 12, 2025 15:45:02.398925066 CET8.8.8.8192.168.2.150x6ec6No error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false
              Jan 12, 2025 15:45:02.398925066 CET8.8.8.8192.168.2.150x6ec6No error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false

              System Behavior

              Start time (UTC):14:44:57
              Start date (UTC):12/01/2025
              Path:/tmp/2.elf
              Arguments:/tmp/2.elf
              File size:5773336 bytes
              MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9