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Linux Analysis Report
dlr.ppc.elf

Overview

General Information

Sample name:dlr.ppc.elf
Analysis ID:1620027
MD5:a69f35bb8e1b1eb162d64de287c7bebb
SHA1:a83b94719552d65a926ffefd41633802e71aca54
SHA256:26f28996119fe73ee6f2b22362079714cdcba54263743526da287bc3276ef942
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100

Signatures

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:1620027
Start date and time:2025-02-20 15:52:20 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 24s
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:dlr.ppc.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0
Command:/tmp/dlr.ppc.elf
PID:5465
Exit Code:139
Exit Code Info:SIGSEGV (11) Segmentation fault invalid memory reference
Killed:False
Standard Output:

Standard Error:
  • system is lnxubuntu20
  • dlr.ppc.elf (PID: 5465, Parent: 5389, MD5: ae65271c943d3451b7f026d1fadccea6) Arguments: /tmp/dlr.ppc.elf
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: dlr.ppc.elfReversingLabs: Detection: 39%
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: mal48.linELF@0/0@2/0
Source: /tmp/dlr.ppc.elf (PID: 5465)Queries kernel information via 'uname': Jump to behavior
Source: dlr.ppc.elf, 5465.1.000055d35bfbd000.000055d35c04c000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/ppc11!hotpluggableq
Source: dlr.ppc.elf, 5465.1.000055d35bfbd000.000055d35c04c000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/ppc
Source: dlr.ppc.elf, 5465.1.00007fffbc499000.00007fffbc4ba000.rw-.sdmpBinary or memory string: /usr/bin/qemu-ppc
Source: dlr.ppc.elf, 5465.1.00007fffbc499000.00007fffbc4ba000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-ppc/tmp/dlr.ppc.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/dlr.ppc.elf
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: 1620027 Sample: dlr.ppc.elf Startdate: 20/02/2025 Architecture: LINUX Score: 48 8 daisy.ubuntu.com 2->8 10 Multi AV Scanner detection for submitted file 2->10 6 dlr.ppc.elf 2->6         started        signatures3 process4
SourceDetectionScannerLabelLink
dlr.ppc.elf39%ReversingLabsLinux.Backdoor.Mirai
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
    daisy.ubuntu.comarm5.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
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    • 162.213.35.25
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    • 162.213.35.25
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    • 162.213.35.25
    i.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    dolP0blnO5.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    .i.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    sshd.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    sshd.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24
    No context
    No context
    No context
    No created / dropped files found
    File type:ELF 32-bit MSB executable, PowerPC or cisco 4500, version 1 (SYSV), statically linked, stripped
    Entropy (8bit):5.288127126406532
    TrID:
    • ELF Executable and Linkable format (Linux) (4029/14) 50.16%
    • ELF Executable and Linkable format (generic) (4004/1) 49.84%
    File name:dlr.ppc.elf
    File size:1'420 bytes
    MD5:a69f35bb8e1b1eb162d64de287c7bebb
    SHA1:a83b94719552d65a926ffefd41633802e71aca54
    SHA256:26f28996119fe73ee6f2b22362079714cdcba54263743526da287bc3276ef942
    SHA512:95a5e37d1b7f06dae99a4d4929d447aacb2a3c1e564f5cec256bc5db1f579e3bd28d32414b68aadc9f207d0c8222270ae3536cb8c04fdde9eab391eb6d6f49c4
    SSDEEP:24:3lEkpWS9nSWZ6S4/KSwISBd6oTKP5tAFlJfqzktIdx8vy5eaaTo0Y+w/NB6xx:QgZVbXGANSz2Idx8vy5elg/jOx
    TLSH:E8212100F21D0423F6D13EB8733B1B5197AA8F0316294904AB9FE6DED8B8C305A8E49D
    File Content Preview:.ELF...........................4.........4. ...(....................................................................dt.Q............................T...Tc..|c#xT.@.|c3x|..xN.. |....!..|d.x8`......L.1.H..%....8!..|...N.. |....!..|d.x8`......L.1.H.......8!.

    ELF header

    Class:ELF32
    Data:2's complement, big endian
    Version:1 (current)
    Machine:PowerPC
    Version Number:0x1
    Type:EXEC (Executable file)
    OS/ABI:UNIX - System V
    ABI Version:0
    Entry Point Address:0x100003e8
    Flags:0x0
    ELF Header Size:52
    Program Header Offset:52
    Program Header Size:32
    Number of Program Headers:3
    Section Header Offset:1220
    Section Header Size:40
    Number of Section Headers:5
    Header String Table Index:4
    NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
    NULL0x00x00x00x00x0000
    .textPROGBITS0x100000940x940x3bc0x00x6AX004
    .rodataPROGBITS0x100004500x4500x540x10x32AMS004
    .sbssNOBITS0x100104a40x4a40x80x00x3WA004
    .shstrtabSTRTAB0x00x4a40x1f0x00x0001
    TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
    LOAD0x00x100000000x100000000x4a40x4a45.64010x5R E0x10000.text .rodata
    LOAD0x4a40x100104a40x100104a40x00x80.00000x6RW 0x10000.sbss
    GNU_STACK0x00x00x00x00x00.00000x6RW 0x4

    Download Network PCAP: filteredfull

    TimestampSource PortDest PortSource IPDest IP
    Feb 20, 2025 15:53:10.522236109 CET5420153192.168.2.138.8.8.8
    Feb 20, 2025 15:53:10.522353888 CET3781953192.168.2.138.8.8.8
    Feb 20, 2025 15:53:10.530337095 CET53378198.8.8.8192.168.2.13
    Feb 20, 2025 15:53:10.530354977 CET53542018.8.8.8192.168.2.13
    TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
    Feb 20, 2025 15:53:10.522236109 CET192.168.2.138.8.8.80xc2dfStandard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
    Feb 20, 2025 15:53:10.522353888 CET192.168.2.138.8.8.80x5af0Standard query (0)daisy.ubuntu.com28IN (0x0001)false
    TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
    Feb 20, 2025 15:53:10.530354977 CET8.8.8.8192.168.2.130xc2dfNo error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false
    Feb 20, 2025 15:53:10.530354977 CET8.8.8.8192.168.2.130xc2dfNo error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false

    System Behavior

    Start time (UTC):14:53:08
    Start date (UTC):20/02/2025
    Path:/tmp/dlr.ppc.elf
    Arguments:/tmp/dlr.ppc.elf
    File size:5388968 bytes
    MD5 hash:ae65271c943d3451b7f026d1fadccea6