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Linux Analysis Report
J5uGzpvcAa.elf

Overview

General Information

Sample name:J5uGzpvcAa.elf
renamed because original name is a hash value
Original sample name:b4c4c62486a6d7d86def0b748e250f29.elf
Analysis ID:1546911
MD5:b4c4c62486a6d7d86def0b748e250f29
SHA1:c78ecd77ee3f6a74613474d6cba9aa4cc3a62678
SHA256:c67cb80e937aa309f07ce8df926cc6c5f6ec89298d017ea91650938c14460bc1
Tags:32armelfmirai
Infos:

Detection

Score:56
Range:0 - 100
Whitelisted:false

Signatures

Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Detected TCP or UDP traffic on non-standard ports
Sample has stripped symbol table
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:41.0.0 Charoite
Analysis ID:1546911
Start date and time:2024-11-01 17:35:15 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 26s
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:J5uGzpvcAa.elf
renamed because original name is a hash value
Original Sample Name:b4c4c62486a6d7d86def0b748e250f29.elf
Detection:MAL
Classification:mal56.linELF@0/0@0/0
  • VT rate limit hit for: J5uGzpvcAa.elf
Command:/tmp/J5uGzpvcAa.elf
PID:6216
Exit Code:0
Exit Code Info:
Killed:False
Standard Output:
DaddyL33T Infected Your Shit
Standard Error:
  • system is lnxubuntu20
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: J5uGzpvcAa.elfAvira: detected
Source: J5uGzpvcAa.elfReversingLabs: Detection: 68%
Source: global trafficTCP traffic: 192.168.2.23:42882 -> 95.164.4.65:666
Source: global trafficTCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443
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: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
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: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
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: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 95.164.4.65
Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
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: /tmp/J5uGzpvcAa.elf (PID: 6216)Queries kernel information via 'uname': Jump to behavior
Source: J5uGzpvcAa.elf, 6216.1.000055b92efee000.000055b92f11c000.rw-.sdmp, J5uGzpvcAa.elf, 6218.1.000055b92efee000.000055b92f11c000.rw-.sdmp, J5uGzpvcAa.elf, 6221.1.000055b92efee000.000055b92f11c000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/arm
Source: J5uGzpvcAa.elf, 6216.1.000055b92efee000.000055b92f11c000.rw-.sdmp, J5uGzpvcAa.elf, 6218.1.000055b92efee000.000055b92f11c000.rw-.sdmp, J5uGzpvcAa.elf, 6221.1.000055b92efee000.000055b92f11c000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: J5uGzpvcAa.elf, 6216.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmp, J5uGzpvcAa.elf, 6218.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmp, J5uGzpvcAa.elf, 6221.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: J5uGzpvcAa.elf, 6216.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmp, J5uGzpvcAa.elf, 6218.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmp, J5uGzpvcAa.elf, 6221.1.00007fffda5d8000.00007fffda5f9000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-arm/tmp/J5uGzpvcAa.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/J5uGzpvcAa.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
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
Non-Standard Port
Exfiltration Over BluetoothNetwork Denial of Service
Email AddressesDNS ServerDomain AccountsAtLogon Script (Windows)Logon Script (Windows)Obfuscated Files or InformationSecurity Account ManagerQuery RegistrySMB/Windows Admin SharesData from Network Shared Drive1
Application Layer Protocol
Automated ExfiltrationData Encrypted for Impact
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: 1546911 Sample: J5uGzpvcAa.elf Startdate: 01/11/2024 Architecture: LINUX Score: 56 16 95.164.4.65, 42882, 666 NASSIST-ASGI Gibraltar 2->16 18 109.202.202.202, 80 INIT7CH Switzerland 2->18 20 2 other IPs or domains 2->20 22 Antivirus / Scanner detection for submitted sample 2->22 24 Multi AV Scanner detection for submitted file 2->24 8 J5uGzpvcAa.elf 2->8         started        signatures3 process4 process5 10 J5uGzpvcAa.elf 8->10         started        12 J5uGzpvcAa.elf 8->12         started        process6 14 J5uGzpvcAa.elf 10->14         started       
SourceDetectionScannerLabelLink
J5uGzpvcAa.elf68%ReversingLabsLinux.Trojan.Mirai
J5uGzpvcAa.elf100%AviraEXP/ELF.Mirai.T
No Antivirus matches
No Antivirus matches
No Antivirus matches
No contacted domains info
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs
IPDomainCountryFlagASNASN NameMalicious
95.164.4.65
unknownGibraltar
29632NASSIST-ASGIfalse
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 created / dropped files found
                                                      File type:ELF 32-bit LSB executable, ARM, version 1 (ARM), statically linked, stripped
                                                      Entropy (8bit):5.927181346348068
                                                      TrID:
                                                      • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                                      File name:J5uGzpvcAa.elf
                                                      File size:57'148 bytes
                                                      MD5:b4c4c62486a6d7d86def0b748e250f29
                                                      SHA1:c78ecd77ee3f6a74613474d6cba9aa4cc3a62678
                                                      SHA256:c67cb80e937aa309f07ce8df926cc6c5f6ec89298d017ea91650938c14460bc1
                                                      SHA512:4dffa37b22535e8d83c6a4997301f5f02ae1d22d2b91e510613ae30a7ac70eadc44d1e1a89a6628e6e09572fe5bafd3332ac6ca2245dc52f65a1ccde8b6730b8
                                                      SSDEEP:1536:u8fjP+2XlHsWf12113CoRNr7sTJ06QAX:u8rPQR2e6P
                                                      TLSH:484307A57C825A23C6EC137AF56E428D336527A8D1DF3227CE232F10B78591F0DA7691
                                                      File Content Preview:.ELF...a..........(.........4...........4. ...(.....................@...@...............D...D...D...(...T...........Q.td..................................-...L."....2..........0@-.\P...0....S.0...P@...0... ....R......0...0...........0... ....R..... 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:ARM - ABI
                                                      ABI Version:0
                                                      Entry Point Address:0x8190
                                                      Flags:0x202
                                                      ELF Header Size:52
                                                      Program Header Offset:52
                                                      Program Header Size:32
                                                      Number of Program Headers:3
                                                      Section Header Offset:56748
                                                      Section Header Size:40
                                                      Number of Section Headers:10
                                                      Header String Table Index:9
                                                      NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                                      NULL0x00x00x00x00x0000
                                                      .initPROGBITS0x80940x940x180x00x6AX004
                                                      .textPROGBITS0x80b00xb00xc8b00x00x6AX0016
                                                      .finiPROGBITS0x149600xc9600x140x00x6AX004
                                                      .rodataPROGBITS0x149740xc9740x11cc0x00x2A004
                                                      .ctorsPROGBITS0x1db440xdb440x80x00x3WA004
                                                      .dtorsPROGBITS0x1db4c0xdb4c0x80x00x3WA004
                                                      .dataPROGBITS0x1db580xdb580x2140x00x3WA004
                                                      .bssNOBITS0x1dd6c0xdd6c0x22c0x00x3WA004
                                                      .shstrtabSTRTAB0x00xdd6c0x3e0x00x0001
                                                      TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                                      LOAD0x00x80000x80000xdb400xdb405.94950x5R E0x8000.init .text .fini .rodata
                                                      LOAD0xdb440x1db440x1db440x2280x4542.94100x6RW 0x8000.ctors .dtors .data .bss
                                                      GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
                                                      TimestampSource PortDest PortSource IPDest IP
                                                      Nov 1, 2024 17:35:57.032946110 CET43928443192.168.2.2391.189.91.42
                                                      Nov 1, 2024 17:35:57.501368999 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:35:57.506383896 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:35:57.506424904 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:35:57.532299042 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:35:57.537143946 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:35:57.537209988 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:35:57.542752981 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:36:02.408355951 CET42836443192.168.2.2391.189.91.43
                                                      Nov 1, 2024 17:36:03.944205999 CET4251680192.168.2.23109.202.202.202
                                                      Nov 1, 2024 17:36:07.541227102 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:36:07.546448946 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:36:07.812810898 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:36:07.813033104 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:36:18.022102118 CET43928443192.168.2.2391.189.91.42
                                                      Nov 1, 2024 17:36:28.260615110 CET42836443192.168.2.2391.189.91.43
                                                      Nov 1, 2024 17:36:34.403672934 CET4251680192.168.2.23109.202.202.202
                                                      Nov 1, 2024 17:36:58.976216078 CET43928443192.168.2.2391.189.91.42
                                                      Nov 1, 2024 17:37:07.859153032 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:37:07.974683046 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:37:08.235542059 CET6664288295.164.4.65192.168.2.23
                                                      Nov 1, 2024 17:37:08.235817909 CET42882666192.168.2.2395.164.4.65
                                                      Nov 1, 2024 17:37:19.453310966 CET42836443192.168.2.2391.189.91.43

                                                      System Behavior

                                                      Start time (UTC):16:35:56
                                                      Start date (UTC):01/11/2024
                                                      Path:/tmp/J5uGzpvcAa.elf
                                                      Arguments:/tmp/J5uGzpvcAa.elf
                                                      File size:4956856 bytes
                                                      MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                      Start time (UTC):16:35:56
                                                      Start date (UTC):01/11/2024
                                                      Path:/tmp/J5uGzpvcAa.elf
                                                      Arguments:-
                                                      File size:4956856 bytes
                                                      MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                      Start time (UTC):16:35:56
                                                      Start date (UTC):01/11/2024
                                                      Path:/tmp/J5uGzpvcAa.elf
                                                      Arguments:-
                                                      File size:4956856 bytes
                                                      MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                      Start time (UTC):16:35:56
                                                      Start date (UTC):01/11/2024
                                                      Path:/tmp/J5uGzpvcAa.elf
                                                      Arguments:-
                                                      File size:4956856 bytes
                                                      MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1