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Linux Analysis Report
main_x86.elf

Overview

General Information

Sample name:main_x86.elf
Analysis ID:1542130
MD5:d12e0c12288b78452e10a4258918c594
SHA1:c115436209c68f0d4abbfee267b96077a49fcd41
SHA256:e84b82d009b8da5ab20b2aea4649f8a443e64c96983f010a426eea8c41ea4a6c
Tags:elfuser-abuse_ch
Infos:

Detection

Mirai
Score:80
Range:0 - 100
Whitelisted:false

Signatures

Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Machine Learning detection for sample
Sample deletes itself
Detected TCP or UDP traffic on non-standard ports
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Sample has stripped symbol table
Sample tries to kill a process (SIGKILL)
Yara signature match

Classification

Joe Sandbox version:41.0.0 Charoite
Analysis ID:1542130
Start date and time:2024-10-25 15:38:50 +02:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 13s
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:main_x86.elf
Detection:MAL
Classification:mal80.troj.evad.linELF@0/0@1/0
  • VT rate limit hit for: main_x86.elf
Command:/tmp/main_x86.elf
PID:5500
Exit Code:0
Exit Code Info:
Killed:False
Standard Output:

Standard Error:
  • system is lnxubuntu20
  • main_x86.elf (PID: 5500, Parent: 5420, MD5: d12e0c12288b78452e10a4258918c594) Arguments: /tmp/main_x86.elf
  • cleanup
NameDescriptionAttributionBlogpost URLsLink
MiraiMirai is one of the first significant botnets targeting exposed networking devices running Linux. Found in August 2016 by MalwareMustDie, its name means "future" in Japanese. Nowadays it targets a wide range of networked embedded devices such as IP cameras, home routers (many vendors involved), and other IoT devices. Since the source code was published on "Hack Forums" many variants of the Mirai family appeared, infecting mostly home networks all around the world.No Attributionhttps://malpedia.caad.fkie.fraunhofer.de/details/elf.mirai
SourceRuleDescriptionAuthorStrings
main_x86.elfJoeSecurity_Mirai_8Yara detected MiraiJoe Security
    main_x86.elfLinux_Trojan_Gafgyt_28a2fe0cunknownunknown
    • 0xfb10:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb24:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb38:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb4c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb60:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb74:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb88:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfb9c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfbb0:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfbc4:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfbd8:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfbec:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc00:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc14:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc28:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc3c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc50:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc64:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc78:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfc8c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    • 0xfca0:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
    main_x86.elfLinux_Trojan_Gafgyt_ea92cca8unknownunknown
    • 0xf9f0:$a: 53 65 6C 66 20 52 65 70 20 46 75 63 6B 69 6E 67 20 4E 65 54 69 53 20 61 6E 64
    main_x86.elfLinux_Trojan_Mirai_b14f4c5dunknownunknown
    • 0x3dd0:$a: 53 31 DB 8B 4C 24 0C 8B 54 24 08 83 F9 01 76 15 66 8B 02 83 E9 02 25 FF FF 00 00 83 C2 02 01 C3 83 F9 01 77 EB 49 75 05 0F BE 02 01 C3
    main_x86.elfLinux_Trojan_Mirai_5f7b67b8unknownunknown
    • 0x8756:$a: 89 38 83 CF FF 89 F8 5A 59 5F C3 57 56 83 EC 04 8B 7C 24 10 8B 4C
    Click to see the 4 entries
    SourceRuleDescriptionAuthorStrings
    5500.1.0000000008048000.000000000805a000.r-x.sdmpJoeSecurity_Mirai_8Yara detected MiraiJoe Security
      5500.1.0000000008048000.000000000805a000.r-x.sdmpLinux_Trojan_Gafgyt_28a2fe0cunknownunknown
      • 0xfb10:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb24:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb38:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb4c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb60:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb74:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb88:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfb9c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfbb0:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfbc4:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfbd8:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfbec:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc00:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc14:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc28:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc3c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc50:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc64:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc78:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfc8c:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      • 0xfca0:$a: 2F 78 33 38 2F 78 46 4A 2F 78 39 33 2F 78 49 44 2F 78 39 41 2F 78 33 38 2F 78 46 4A 2F
      5500.1.0000000008048000.000000000805a000.r-x.sdmpLinux_Trojan_Gafgyt_ea92cca8unknownunknown
      • 0xf9f0:$a: 53 65 6C 66 20 52 65 70 20 46 75 63 6B 69 6E 67 20 4E 65 54 69 53 20 61 6E 64
      5500.1.0000000008048000.000000000805a000.r-x.sdmpLinux_Trojan_Mirai_b14f4c5dunknownunknown
      • 0x3dd0:$a: 53 31 DB 8B 4C 24 0C 8B 54 24 08 83 F9 01 76 15 66 8B 02 83 E9 02 25 FF FF 00 00 83 C2 02 01 C3 83 F9 01 77 EB 49 75 05 0F BE 02 01 C3
      5500.1.0000000008048000.000000000805a000.r-x.sdmpLinux_Trojan_Mirai_5f7b67b8unknownunknown
      • 0x8756:$a: 89 38 83 CF FF 89 F8 5A 59 5F C3 57 56 83 EC 04 8B 7C 24 10 8B 4C
      Click to see the 7 entries
      No Suricata rule has matched

      Click to jump to signature section

      Show All Signature Results

      AV Detection

      barindex
      Source: main_x86.elfAvira: detected
      Source: main_x86.elfReversingLabs: Detection: 55%
      Source: main_x86.elfJoe Sandbox ML: detected
      Source: global trafficTCP traffic: 192.168.2.13:47436 -> 82.118.16.134:1995
      Source: global trafficDNS traffic detected: DNS query: 1.0x004.top

      System Summary

      barindex
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Gafgyt_ea92cca8 Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_5f7b67b8 Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_88de437f Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_389ee3e9 Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_cc93863b Author: unknown
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Gafgyt_ea92cca8 Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_5f7b67b8 Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_88de437f Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_389ee3e9 Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_cc93863b Author: unknown
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
      Source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTRMatched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
      Source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTRMatched rule: Linux_Trojan_Gafgyt_ea92cca8 Author: unknown
      Source: Initial sampleString containing 'busybox' found: /bin/busybox
      Source: Initial sampleString containing 'busybox' found: /proc/opendir/proc/%d/exe/proc/%d/maps/bin/busybox/usr/lib/systemd/systemdshellmnt/sys/boot/media/srv/var/run/sbin/lib/etc/dev/telnetsshwatchdogsshd/usr/compress/bin//compress/bin/compress/usr/bashmain_x86main_x86_64main_mipsmain_mipselmain_armmain_arm5main_arm6main_arm7main_ppcmain_m68kmain_sh4main_spchttpdtelnetddropbearencodersystem/root/dvr_gui//root/dvr_app//anko-app//opt//tmp/var/mnt/boot/home/dev/..//root(deleted)(condi/exe) Killed process: %s, PID: %d
      Source: ELF static info symbol of initial sample.symtab present: no
      Source: /tmp/main_x86.elf (PID: 5502)SIGKILL sent: pid: 2, result: successfulJump to behavior
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Gafgyt_28a2fe0c os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = a2c6beaec18ca876e8487c11bcc7a29279669588aacb7d3027d8d8df8f5bcead, id = 28a2fe0c-eed5-4c79-81e6-3b11b73a4ebd, last_modified = 2021-09-16
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Gafgyt_ea92cca8 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = aa4aee9f3d6bedd8234eaf8778895a0f5d71c42b21f2a428f01f121e85704e8e, id = ea92cca8-bba7-4a1c-9b88-a2d051ad0021, last_modified = 2021-09-16
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_b14f4c5d os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = a70d052918dd2fbc66db241da6438015130f0fb6929229bfe573546fe98da817, id = b14f4c5d-054f-46e6-9fa8-3588f1ef68b7, last_modified = 2021-09-16
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_5f7b67b8 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 6cb5fb0b7c132e9c11ac72da43278025b60810ea3733c9c6d6ca966163185940, id = 5f7b67b8-3d7b-48a4-8f03-b6f2c92be92e, last_modified = 2021-09-16
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_88de437f reference_sample = 8dc745a6de6f319cd6021c3e147597315cc1be02099d78fc8aae94de0e1e4bc6, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = c19eb595c2b444a809bef8500c20342c9f46694d3018e268833f9b884133a1ea, id = 88de437f-9c98-4e1d-96c0-7b433c99886a, last_modified = 2021-09-16
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_389ee3e9 reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 59f2359dc1f41d385d639d157b4cd9fc73d76d8abb7cc09d47632bb4c9a39e6e, id = 389ee3e9-70c1-4c93-a999-292cf6ff1652, last_modified = 2022-01-26
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_cc93863b reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = f3ecd30f0b511a8e92cfa642409d559e7612c3f57a1659ca46c77aca809a00ac, id = cc93863b-1050-40ba-9d02-5ec9ce6a3a28, last_modified = 2022-01-26
      Source: main_x86.elf, type: SAMPLEMatched rule: Linux_Trojan_Mirai_8aa7b5d3 reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 02a2c18c362df4b1fceb33f3b605586514ba9a00c7afedf71c04fa54d8146444, id = 8aa7b5d3-e1eb-4b55-b36a-0d3a242c06e9, last_modified = 2022-01-26
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Gafgyt_28a2fe0c os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = a2c6beaec18ca876e8487c11bcc7a29279669588aacb7d3027d8d8df8f5bcead, id = 28a2fe0c-eed5-4c79-81e6-3b11b73a4ebd, last_modified = 2021-09-16
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Gafgyt_ea92cca8 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = aa4aee9f3d6bedd8234eaf8778895a0f5d71c42b21f2a428f01f121e85704e8e, id = ea92cca8-bba7-4a1c-9b88-a2d051ad0021, last_modified = 2021-09-16
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_b14f4c5d os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = a70d052918dd2fbc66db241da6438015130f0fb6929229bfe573546fe98da817, id = b14f4c5d-054f-46e6-9fa8-3588f1ef68b7, last_modified = 2021-09-16
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_5f7b67b8 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 6cb5fb0b7c132e9c11ac72da43278025b60810ea3733c9c6d6ca966163185940, id = 5f7b67b8-3d7b-48a4-8f03-b6f2c92be92e, last_modified = 2021-09-16
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_88de437f reference_sample = 8dc745a6de6f319cd6021c3e147597315cc1be02099d78fc8aae94de0e1e4bc6, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = c19eb595c2b444a809bef8500c20342c9f46694d3018e268833f9b884133a1ea, id = 88de437f-9c98-4e1d-96c0-7b433c99886a, last_modified = 2021-09-16
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_389ee3e9 reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 59f2359dc1f41d385d639d157b4cd9fc73d76d8abb7cc09d47632bb4c9a39e6e, id = 389ee3e9-70c1-4c93-a999-292cf6ff1652, last_modified = 2022-01-26
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_cc93863b reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = f3ecd30f0b511a8e92cfa642409d559e7612c3f57a1659ca46c77aca809a00ac, id = cc93863b-1050-40ba-9d02-5ec9ce6a3a28, last_modified = 2022-01-26
      Source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORYMatched rule: Linux_Trojan_Mirai_8aa7b5d3 reference_sample = 5217f2a46cb93946e04ab00e385ad0fe0a2844b6ea04ef75ee9187aac3f3d52f, os = linux, severity = x86, creation_date = 2022-01-05, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 02a2c18c362df4b1fceb33f3b605586514ba9a00c7afedf71c04fa54d8146444, id = 8aa7b5d3-e1eb-4b55-b36a-0d3a242c06e9, last_modified = 2022-01-26
      Source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTRMatched rule: Linux_Trojan_Gafgyt_28a2fe0c os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = a2c6beaec18ca876e8487c11bcc7a29279669588aacb7d3027d8d8df8f5bcead, id = 28a2fe0c-eed5-4c79-81e6-3b11b73a4ebd, last_modified = 2021-09-16
      Source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTRMatched rule: Linux_Trojan_Gafgyt_ea92cca8 os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = aa4aee9f3d6bedd8234eaf8778895a0f5d71c42b21f2a428f01f121e85704e8e, id = ea92cca8-bba7-4a1c-9b88-a2d051ad0021, last_modified = 2021-09-16
      Source: classification engineClassification label: mal80.troj.evad.linELF@0/0@1/0

      Hooking and other Techniques for Hiding and Protection

      barindex
      Source: /tmp/main_x86.elf (PID: 5500)File: /tmp/main_x86.elfJump to behavior

      Stealing of Sensitive Information

      barindex
      Source: Yara matchFile source: main_x86.elf, type: SAMPLE
      Source: Yara matchFile source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORY
      Source: Yara matchFile source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTR

      Remote Access Functionality

      barindex
      Source: Yara matchFile source: main_x86.elf, type: SAMPLE
      Source: Yara matchFile source: 5500.1.0000000008048000.000000000805a000.r-x.sdmp, type: MEMORY
      Source: Yara matchFile source: Process Memory Space: main_x86.elf PID: 5500, type: MEMORYSTR
      ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
      Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath Interception1
      File Deletion
      OS Credential DumpingSystem Service DiscoveryRemote ServicesData from Local System1
      Non-Standard Port
      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-Application Layer Protocol
      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
      SourceDetectionScannerLabelLink
      main_x86.elf55%ReversingLabsLinux.Backdoor.Mirai
      main_x86.elf100%AviraEXP/ELF.Mirai.Z.A
      main_x86.elf100%Joe Sandbox ML
      No Antivirus matches
      No Antivirus matches
      No Antivirus matches
      NameIPActiveMaliciousAntivirus DetectionReputation
      1.0x004.top
      82.118.16.134
      truefalse
        unknown
        • No. of IPs < 25%
        • 25% < No. of IPs < 50%
        • 50% < No. of IPs < 75%
        • 75% < No. of IPs
        IPDomainCountryFlagASNASN NameMalicious
        82.118.16.134
        1.0x004.topUkraine
        15626ITLASUAfalse
        No context
        No context
        MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
        ITLASUATEKL#U0130F TALEP VE F#U0130YAT TEKL#U0130F#U0130_xlsx.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        SecuriteInfo.com.Win32.Evo-gen.3521.549.exeGet hashmaliciousRemcosBrowse
        • 5.34.182.173
        82vlsZb3ho.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        SecuriteInfo.com.Win32.Malware-gen.19796.28131.exeGet hashmaliciousRemcosBrowse
        • 5.34.182.173
        RFQ-ITB 4422-Hail and Ghasha fields Project-Work_Rev.scr.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        PO-4ADB89.batGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        RFQ- TK.60104- NDT.scr.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        CV.exeGet hashmaliciousAgentTeslaBrowse
        • 91.235.128.141
        IMG_50711036.exeGet hashmaliciousUnknownBrowse
        • 5.34.182.232
        No context
        No context
        No created / dropped files found
        File type:ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), statically linked, stripped
        Entropy (8bit):5.733216428990097
        TrID:
        • ELF Executable and Linkable format (Linux) (4029/14) 50.16%
        • ELF Executable and Linkable format (generic) (4004/1) 49.84%
        File name:main_x86.elf
        File size:89'992 bytes
        MD5:d12e0c12288b78452e10a4258918c594
        SHA1:c115436209c68f0d4abbfee267b96077a49fcd41
        SHA256:e84b82d009b8da5ab20b2aea4649f8a443e64c96983f010a426eea8c41ea4a6c
        SHA512:138a5b4beaa86ee40b5462de93d48983de492b4771991005e5825edaedc3f6e92633b454ea50f1e0400d17f76eb919aaa02cbeb8d1ae1bf87e1061312d37aac7
        SSDEEP:1536:W/QCZaxGdvts3i5JPhomAxPu++AjloUIKqI4FrS4LSh:WYCZa8dvm3oJPhbAxP5JlKKfUmDh
        TLSH:57937CC0F683C4F2E84705B1507BE7379B32F1B9101AFA43D3699A32DC91951EA1AB9C
        File Content Preview:.ELF....................d...4....]......4. ...(......................................................G..`...........Q.td............................U..S........%...h........[]...$.............U......=.....t..5....D......D.......u........t....h............

        ELF header

        Class:ELF32
        Data:2's complement, little endian
        Version:1 (current)
        Machine:Intel 80386
        Version Number:0x1
        Type:EXEC (Executable file)
        OS/ABI:UNIX - System V
        ABI Version:0
        Entry Point Address:0x8048164
        Flags:0x0
        ELF Header Size:52
        Program Header Offset:52
        Program Header Size:32
        Number of Program Headers:3
        Section Header Offset:89592
        Section Header Size:40
        Number of Section Headers:10
        Header String Table Index:9
        NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
        NULL0x00x00x00x00x0000
        .initPROGBITS0x80480940x940x1c0x00x6AX001
        .textPROGBITS0x80480b00xb00xf2060x00x6AX0016
        .finiPROGBITS0x80572b60xf2b60x170x00x6AX001
        .rodataPROGBITS0x80572e00xf2e00x23280x00x2A0032
        .ctorsPROGBITS0x805a60c0x1160c0xc0x00x3WA004
        .dtorsPROGBITS0x805a6180x116180x80x00x3WA004
        .dataPROGBITS0x805a6400x116400x47780x00x3WA0032
        .bssNOBITS0x805edc00x15db80x59ac0x00x3WA0032
        .shstrtabSTRTAB0x00x15db80x3e0x00x0001
        TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
        LOAD0x00x80480000x80480000x116080x116086.60520x5R E0x1000.init .text .fini .rodata
        LOAD0x1160c0x805a60c0x805a60c0x47ac0xa1600.37500x6RW 0x1000.ctors .dtors .data .bss
        GNU_STACK0x00x00x00x00x00.00000x6RW 0x4
        TimestampSource PortDest PortSource IPDest IP
        Oct 25, 2024 15:39:31.557377100 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:31.562877893 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:31.562952042 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:31.562952995 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:31.568356991 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:31.568407059 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:31.573802948 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:41.573054075 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:41.578898907 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:41.820528984 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:41.820638895 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:39:42.286480904 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:39:42.286624908 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:40:42.328358889 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:40:42.333899021 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:40:42.579241037 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:40:42.579569101 CEST474361995192.168.2.1382.118.16.134
        Oct 25, 2024 15:40:43.284655094 CEST19954743682.118.16.134192.168.2.13
        Oct 25, 2024 15:40:43.285028934 CEST474361995192.168.2.1382.118.16.134
        TimestampSource PortDest PortSource IPDest IP
        Oct 25, 2024 15:39:31.549635887 CEST5984153192.168.2.138.8.8.8
        Oct 25, 2024 15:39:31.557292938 CEST53598418.8.8.8192.168.2.13
        TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
        Oct 25, 2024 15:39:31.549635887 CEST192.168.2.138.8.8.80x0Standard query (0)1.0x004.topA (IP address)IN (0x0001)false
        TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
        Oct 25, 2024 15:39:31.557292938 CEST8.8.8.8192.168.2.130x0No error (0)1.0x004.top82.118.16.134A (IP address)IN (0x0001)false

        System Behavior

        Start time (UTC):13:39:30
        Start date (UTC):25/10/2024
        Path:/tmp/main_x86.elf
        Arguments:/tmp/main_x86.elf
        File size:89992 bytes
        MD5 hash:d12e0c12288b78452e10a4258918c594

        Start time (UTC):13:39:30
        Start date (UTC):25/10/2024
        Path:/tmp/main_x86.elf
        Arguments:-
        File size:89992 bytes
        MD5 hash:d12e0c12288b78452e10a4258918c594

        Start time (UTC):13:39:30
        Start date (UTC):25/10/2024
        Path:/tmp/main_x86.elf
        Arguments:-
        File size:89992 bytes
        MD5 hash:d12e0c12288b78452e10a4258918c594