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Linux Analysis Report
Aqua.arm6.elf

Overview

General Information

Sample name:Aqua.arm6.elf
Analysis ID:1582788
MD5:c34f2fa7eead09c23b335df057c5101c
SHA1:1430184750efa343ae1a91ea92d5f2ffb58ead45
SHA256:13cddaa9a9e855e301a9341006229b46dd5faedd8d3b851f9bbac3f66de30cb4
Tags:elfuser-abuse_ch
Infos:

Detection

Score:56
Range:0 - 100
Whitelisted:false

Signatures

Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Found strings indicative of a multi-platform dropper
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:1582788
Start date and time:2024-12-31 13:57:07 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 27s
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:Aqua.arm6.elf
Detection:MAL
Classification:mal56.linELF@0/0@0/0
Command:/tmp/Aqua.arm6.elf
PID:6232
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
  • Aqua.arm6.elf (PID: 6232, Parent: 6152, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/Aqua.arm6.elf
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: Aqua.arm6.elfAvira: detected
Source: Aqua.arm6.elfReversingLabs: Detection: 42%
Source: Aqua.arm6.elfVirustotal: Detection: 33%Perma Link
Source: Aqua.arm6.elfString: EOF/proc//proc/%s/cmdlinewgetcurlftpechokillbashrebootshutdownhaltpoweroff[locker] killed process: %s ;; pid: %d
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: 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: 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/Aqua.arm6.elf (PID: 6232)Queries kernel information via 'uname': Jump to behavior
Source: Aqua.arm6.elf, 6232.1.0000563aaa1c8000.0000563aaa2f6000.rw-.sdmpBinary or memory string: :V!/etc/qemu-binfmt/arm
Source: Aqua.arm6.elf, 6232.1.00007ffdf5ce8000.00007ffdf5d09000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-arm/tmp/Aqua.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/Aqua.arm6.elf
Source: Aqua.arm6.elf, 6232.1.0000563aaa1c8000.0000563aaa2f6000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: Aqua.arm6.elf, 6232.1.00007ffdf5ce8000.00007ffdf5d09000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: Aqua.arm6.elf, 6232.1.00007ffdf5ce8000.00007ffdf5d09000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
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
Aqua.arm6.elf42%ReversingLabsLinux.Backdoor.Mirai
Aqua.arm6.elf33%VirustotalBrowse
Aqua.arm6.elf100%AviraEXP/ELF.Mirai.W
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
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, ARM, EABI4 version 1 (SYSV), statically linked, stripped
                                          Entropy (8bit):6.039534652888781
                                          TrID:
                                          • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                          File name:Aqua.arm6.elf
                                          File size:83'448 bytes
                                          MD5:c34f2fa7eead09c23b335df057c5101c
                                          SHA1:1430184750efa343ae1a91ea92d5f2ffb58ead45
                                          SHA256:13cddaa9a9e855e301a9341006229b46dd5faedd8d3b851f9bbac3f66de30cb4
                                          SHA512:5485a3fdcd27eb42dd93c0fa2f191ea7261652a38f32d0394be6b4def7391ec5743471beec687c983087cda3ecabe6f3ededf60684817fca5b11cf560fdf1bbf
                                          SSDEEP:1536:A0nWakNZidminK0nOBYIfk0WaH2zkt2Q2MFGiRTG/qVyi7sp5uSiLM:58ZP3Vk0WaHXpTG/qVyiwp0
                                          TLSH:7C832996B8818B11C6D512BAFE1E118D3313177CE3EE72229D206F2477CB96B0E77916
                                          File Content Preview:.ELF..............(.....T...4....D......4. ...(......................;...;...............@...@...@..................Q.td..................................-...L..................@-.,@...0....S..... 0....S.........../..0...0...@..../..C.......@....-.@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:82968
                                          Section Header Size:40
                                          Number of Section Headers:12
                                          Header String Table Index:11
                                          NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                          NULL0x00x00x00x00x0000
                                          .initPROGBITS0x80940x940x100x00x6AX004
                                          .textPROGBITS0x80b00xb00x125680x00x6AX0016
                                          .finiPROGBITS0x1a6180x126180x100x00x6AX004
                                          .rodataPROGBITS0x1a6280x126280x15800x00x2A008
                                          .init_arrayINIT_ARRAY0x240040x140080x40x00x3WA004
                                          .fini_arrayFINI_ARRAY0x240080x1400c0x40x00x3WA004
                                          .gotPROGBITS0x240100x140140x740x40x3WA004
                                          .dataPROGBITS0x240840x140880x3200x00x3WA004
                                          .bssNOBITS0x243a40x143a80x25080x00x3WA004
                                          .ARM.attributesARM_ATTRIBUTES0x00x143a80x100x00x0001
                                          .shstrtabSTRTAB0x00x143b80x5d0x00x0001
                                          TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                          LOAD0x00x80000x80000x13ba80x13ba86.10050x5R E0x8000.init .text .fini .rodata
                                          LOAD0x140040x240040x240000x3a40xa8a84.36430x6RW 0x8000.init_array .fini_array .got .data .bss
                                          GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
                                          TimestampSource PortDest PortSource IPDest IP
                                          Dec 31, 2024 13:57:53.179210901 CET43928443192.168.2.2391.189.91.42
                                          Dec 31, 2024 13:57:58.810445070 CET42836443192.168.2.2391.189.91.43
                                          Dec 31, 2024 13:58:00.346345901 CET4251680192.168.2.23109.202.202.202
                                          Dec 31, 2024 13:58:13.656327009 CET43928443192.168.2.2391.189.91.42
                                          Dec 31, 2024 13:58:25.942612886 CET42836443192.168.2.2391.189.91.43
                                          Dec 31, 2024 13:58:30.038115978 CET4251680192.168.2.23109.202.202.202
                                          Dec 31, 2024 13:58:54.610657930 CET43928443192.168.2.2391.189.91.42

                                          System Behavior

                                          Start time (UTC):12:57:50
                                          Start date (UTC):31/12/2024
                                          Path:/tmp/Aqua.arm6.elf
                                          Arguments:/tmp/Aqua.arm6.elf
                                          File size:4956856 bytes
                                          MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1