Joe Sandbox Cloud Basic Analysis Report
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Linux Analysis Report
mpsl.elf

Overview

General Information

Sample name:mpsl.elf
Analysis ID:1594470
MD5:d39ec681fdc777a0f44ec2e8332ec9f6
SHA1:be78c6adeffb743d50f4192491415135715fd341
SHA256:721c6343555455b837cfedff2f317587106019e3b63795443d95070bb4e6f162
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
Detected TCP or UDP traffic on non-standard ports
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

RansomwareSpreadingPhishingBankerTrojan / BotAdwareSpywareExploiterEvaderMinercleansuspiciousmalicious

General Information

Joe Sandbox version:42.0.0 Malachite
Analysis ID:1594470
Start date and time:2025-01-19 02:47:05 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 41s
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:mal48.linELF@0/0@0/0

Runtime Messages

Command:/tmp/mpsl.elf
PID:5434
Exit Code:0
Exit Code Info:
Killed:False
Standard Output:

Standard Error:

Process Tree

  • system is lnxubuntu20
  • mpsl.elf (PID: 5434, Parent: 5359, MD5: 0d6f61f82cf2f781c6eb0661071d42d9) Arguments: /tmp/mpsl.elf
    • mpsl.elf New Fork (PID: 5436, Parent: 5434)
      • mpsl.elf New Fork (PID: 5438, Parent: 5436)
        • mpsl.elf New Fork (PID: 5444, Parent: 5438)
  • cleanup

Yara Signatures

⊘No yara matches

Suricata Signatures

⊘No Suricata rule has matched

Joe Sandbox Signatures

  • • AV Detection
  • • Networking
  • • System Summary
  • • Malware Analysis System Evasion

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: mpsl.elfVirustotal: Detection: 9%Perma Link
Source: mpsl.elfReversingLabs: Detection: 13%
Source: global trafficTCP traffic: 192.168.2.13:37208 -> 85.239.34.134:5683
Source: unknownTCP traffic detected without corresponding DNS query: 85.239.34.134
Source: unknownTCP traffic detected without corresponding DNS query: 85.239.34.134
Source: unknownTCP traffic detected without corresponding DNS query: 85.239.34.134
Source: unknownTCP traffic detected without corresponding DNS query: 85.239.34.134
Source: unknownTCP traffic detected without corresponding DNS query: 85.239.34.134
Source: ELF static info symbol of initial sample.symtab present: no
Source: /tmp/mpsl.elf (PID: 5444)SIGKILL sent: pid: 6, result: successfulJump to behavior
Source: /tmp/mpsl.elf (PID: 5444)SIGKILL sent: pid: 4204248, result: no such processJump to behavior
Source: classification engineClassification label: mal48.linELF@0/0@0/0
Source: /tmp/mpsl.elf (PID: 5434)Queries kernel information via 'uname': Jump to behavior
Source: mpsl.elf, 5434.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5436.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5438.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5444.1.00005577d0a59000.00005577d0ae0000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/mipsel
Source: mpsl.elf, 5434.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5436.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5438.1.00005577d0a59000.00005577d0ae0000.rw-.sdmp, mpsl.elf, 5444.1.00005577d0a59000.00005577d0ae0000.rw-.sdmpBinary or memory string: wU!/etc/qemu-binfmt/mipsel
Source: mpsl.elf, 5434.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5436.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5438.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5444.1.00007fff2734c000.00007fff2736d000.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, 5434.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5436.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5438.1.00007fff2734c000.00007fff2736d000.rw-.sdmp, mpsl.elf, 5444.1.00007fff2734c000.00007fff2736d000.rw-.sdmpBinary or memory string: /usr/bin/qemu-mipsel

Mitre Att&ck Matrix

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-Standard Port		Exfiltration Over Other Network MediumAbuse Accessibility Features

Malware Configuration

⊘No configs have been found

Behavior Graph

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: 1594470 Sample: mpsl.elf Startdate: 19/01/2025 Architecture: LINUX Score: 48 17 85.239.34.134, 37208, 5683 RAINBOW-HKRainbownetworklimitedHK Russian Federation 2->17 19 Multi AV Scanner detection for submitted file 2->19 9 mpsl.elf 2->9         started        signatures3 process4 process5 11 mpsl.elf 9->11         started        process6 13 mpsl.elf 11->13         started        process7 15 mpsl.elf 13->15         started       

Screenshots

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Thumbnails

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windows-stand

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

SourceDetectionScannerLabelLink
mpsl.elf10%VirustotalBrowse
mpsl.elf13%ReversingLabsLinux.Trojan.Mirai

Dropped Files

⊘No Antivirus matches

Domains

⊘No Antivirus matches

URLs

⊘No Antivirus matches

Domains and IPs

Download Network PCAP: filtered – full

Contacted Domains

⊘No contacted domains info

World Map of Contacted IPs

  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Public IPs

IPDomainCountryFlagASNASN NameMalicious
85.239.34.134
unknownRussian Federation
134121RAINBOW-HKRainbownetworklimitedHKfalse

Joe Sandbox View / Context

IPs

MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
85.239.34.134ppc.elfGet hashmaliciousUnknownBrowse
    arm.elfGet hashmaliciousUnknownBrowse
      mips.elfGet hashmaliciousUnknownBrowse
        arm6.elfGet hashmaliciousUnknownBrowse
          arm7.elfGet hashmaliciousUnknownBrowse
            ppc.elfGet hashmaliciousUnknownBrowse
              mips.elfGet hashmaliciousUnknownBrowse
                m68k.elfGet hashmaliciousUnknownBrowse
                  sh4.elfGet hashmaliciousUnknownBrowse
                    x86.elfGet hashmaliciousUnknownBrowse

                      Domains

                      ⊘No context

                      ASNs

                      MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
                      RAINBOW-HKRainbownetworklimitedHKppc.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      arm.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      mips.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      arm6.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      arm7.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      ppc.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      mips.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      m68k.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      sh4.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134
                      x86.elfGet hashmaliciousUnknownBrowse
                      • 85.239.34.134

                      JA3 Fingerprints

                      ⊘No context

                      Dropped Files

                      ⊘No context

                      Created / dropped Files

                      ⊘No created / dropped files found

                      Static File Info

                      General

                      File type:ELF 32-bit LSB executable, MIPS, MIPS-I version 1 (SYSV), statically linked, stripped
                      Entropy (8bit):5.372449043104499
                      TrID:
                      • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                      File name:mpsl.elf
                      File size:61'840 bytes
                      MD5:d39ec681fdc777a0f44ec2e8332ec9f6
                      SHA1:be78c6adeffb743d50f4192491415135715fd341
                      SHA256:721c6343555455b837cfedff2f317587106019e3b63795443d95070bb4e6f162
                      SHA512:0dfb1185bc9d4768ea6330945a384d8f6f31be5073bb558d76393135fa9eda688055e6087970b11da43a7170a358c6cda96871247a1fcd1c069900037e062ef8
                      SSDEEP:768:1fhNTBXTB4TBrTB6TBQTBfNQyozw4MN9e2uPNvsXiVg9Iwt5E6N4B5P:1fhNTZTGTJTMTaT8zhMN9e2uPxb6Ny
                      TLSH:D953C859AFA01EBFDC6ACD3300A84B6124DCDD6A61A57B3E7174EC1CB64B14A0BD3864
                      File Content Preview:.ELF......................@.4...........4. ...(...............@...@. ... ............... ... .@. .@......6..............d...d.@.d.@.................Q.td...............................<,y.'!......'.......................<.y.'!.............9'.. ............

                      Static ELF Info

                      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:0x400290
                      Flags:0x1007
                      ELF Header Size:52
                      Program Header Offset:52
                      Program Header Size:32
                      Number of Program Headers:4
                      Section Header Offset:61200
                      Section Header Size:40
                      Number of Section Headers:16
                      Header String Table Index:15

                      Sections

                      NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                      NULL0x00x00x00x00x0000
                      .initPROGBITS0x4000b40xb40x8c0x00x6AX004
                      .textPROGBITS0x4001400x1400xdd800x00x6AX0016
                      .finiPROGBITS0x40dec00xdec00x5c0x00x6AX004
                      .rodataPROGBITS0x40df200xdf200x8000x00x2A0016
                      .eh_framePROGBITS0x40f7200xe7200x440x00x3WA004
                      .tbssNOBITS0x40f7640xe7640x80x00x403WAT004
                      .ctorsPROGBITS0x40f7640xe7640x80x00x3WA004
                      .dtorsPROGBITS0x40f76c0xe76c0x80x00x3WA004
                      .jcrPROGBITS0x40f7740xe7740x40x00x3WA004
                      .dataPROGBITS0x40f7800xe7800x2640x00x3WA0016
                      .gotPROGBITS0x40f9f00xe9f00x4b40x40x10000003WAp0016
                      .sbssNOBITS0x40fea40xeea40x340x00x10000003WAp004
                      .bssNOBITS0x40fee00xeea40x2ef80x00x3WA0016
                      .mdebug.abi32PROGBITS0x9c60xeea40x00x00x0001
                      .shstrtabSTRTAB0x00xeea40x6c0x00x0001

                      Program Segments

                      TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                      LOAD0x00x4000000x4000000xe7200xe7205.40400x5R E0x1000.init .text .fini .rodata
                      LOAD0xe7200x40f7200x40f7200x7840x36b83.81470x6RW 0x1000.eh_frame .tbss .ctors .dtors .jcr .data .got .sbss .bss
                      TLS0xe7640x40f7640x40f7640x00x80.00000x4R 0x4.tbss
                      GNU_STACK0x00x00x00x00x00.00000x7RWE0x4

                      Network Behavior

                      Download Network PCAP: filtered – full

                      TimestampSource PortDest PortSource IPDest IP
                      Jan 19, 2025 02:47:58.243588924 CET372085683192.168.2.1385.239.34.134
                      Jan 19, 2025 02:47:58.248678923 CET56833720885.239.34.134192.168.2.13
                      Jan 19, 2025 02:47:58.248742104 CET372085683192.168.2.1385.239.34.134
                      Jan 19, 2025 02:47:58.857840061 CET56833720885.239.34.134192.168.2.13
                      Jan 19, 2025 02:47:58.858005047 CET372085683192.168.2.1385.239.34.134
                      Jan 19, 2025 02:47:59.032020092 CET372085683192.168.2.1385.239.34.134
                      Jan 19, 2025 02:47:59.037193060 CET56833720885.239.34.134192.168.2.13
                      Jan 19, 2025 02:47:59.037260056 CET372085683192.168.2.1385.239.34.134

                      System Behavior

                      General

                      Start time (UTC):01:47:57
                      Start date (UTC):19/01/2025
                      Path:/tmp/mpsl.elf
                      Arguments:/tmp/mpsl.elf
                      File size:5773336 bytes
                      MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9

                      File Activities

                      Process Activities

                      System Activities

                      Network Activities


                      General

                      Start time (UTC):01:47:57
                      Start date (UTC):19/01/2025
                      Path:/tmp/mpsl.elf
                      Arguments:-
                      File size:5773336 bytes
                      MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9

                      Process Activities


                      General

                      Start time (UTC):01:47:57
                      Start date (UTC):19/01/2025
                      Path:/tmp/mpsl.elf
                      Arguments:-
                      File size:5773336 bytes
                      MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9

                      Process Activities


                      General

                      Start time (UTC):01:47:57
                      Start date (UTC):19/01/2025
                      Path:/tmp/mpsl.elf
                      Arguments:-
                      File size:5773336 bytes
                      MD5 hash:0d6f61f82cf2f781c6eb0661071d42d9

                      Process Activities

                      Network Activities