Linux Analysis Report
x86.elf

Overview

General Information

Sample name: x86.elf
Analysis ID: 1528579
MD5: 06e3ae9bd59b025cb7181795f58aae35
SHA1: e000ac312d41d31186236d2725928c4b4c9388ed
SHA256: 351977f033a333c54b7ec6f1ce1effa9619f3840a0326167c89350a4643912e8
Tags: user-elfdigest
Infos:

Detection

Score: 72
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
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
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)
Yara signature match

Classification

AV Detection
barindex
Antivirus / Scanner detection for submitted sample
Source: x86.elf Avira: detected
Multi AV Scanner detection for submitted file
Source: x86.elf ReversingLabs: Detection: 57%
Source: x86.elf Virustotal: Detection: 59% Perma Link
Machine Learning detection for sample
Source: x86.elf Joe Sandbox ML: detected

Networking
barindex
Connects to many ports of the same IP (likely port scanning)
Source: global traffic TCP traffic: 93.123.39.105 ports 38241,1,2,3,4,8
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.13:34974 -> 93.123.39.105:38241
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Source: global traffic TCP traffic: 192.168.2.13:48202 -> 185.125.190.26:443
Source: unknown TCP traffic detected without corresponding DNS query: 185.125.190.26
Source: unknown TCP traffic detected without corresponding DNS query: 185.125.190.26
Source: unknown UDP traffic detected without corresponding DNS query: 51.158.108.203
Source: unknown UDP traffic detected without corresponding DNS query: 80.152.203.134
Source: unknown UDP traffic detected without corresponding DNS query: 81.169.136.222
Source: unknown UDP traffic detected without corresponding DNS query: 51.158.108.203
Source: unknown UDP traffic detected without corresponding DNS query: 194.36.144.87
Source: unknown UDP traffic detected without corresponding DNS query: 217.160.70.42
Source: unknown UDP traffic detected without corresponding DNS query: 70.34.254.19
Source: unknown UDP traffic detected without corresponding DNS query: 139.84.165.176
Source: unknown UDP traffic detected without corresponding DNS query: 185.181.61.24
Source: unknown UDP traffic detected without corresponding DNS query: 80.152.203.134
Source: global traffic DNS traffic detected: DNS query: enemybotnet.com
Source: unknown Network traffic detected: HTTP traffic on port 48202 -> 443

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_88de437f Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_389ee3e9 Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_cc93863b Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
Source: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
Source: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_88de437f Author: unknown
Source: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_389ee3e9 Author: unknown
Source: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_cc93863b Author: unknown
Source: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
Source: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_b14f4c5d Author: unknown
Source: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_88de437f Author: unknown
Source: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_389ee3e9 Author: unknown
Source: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_cc93863b Author: unknown
Source: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_8aa7b5d3 Author: unknown
Sample has stripped symbol table
Source: ELF static info symbol of initial sample .symtab present: no
Yara signature match
Source: x86.elf, type: SAMPLE Matched 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: x86.elf, type: SAMPLE Matched 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: x86.elf, type: SAMPLE Matched 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: x86.elf, type: SAMPLE Matched 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: x86.elf, type: SAMPLE Matched 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: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5443.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: 5433.1.0000000008048000.0000000008055000.r-x.sdmp, type: MEMORY Matched 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: classification engine Classification label: mal72.troj.linELF@0/0@10/0
windows-stand
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
93.123.39.105
 enemybotnet.com Bulgaria
43561 NET1-ASBG true
185.125.190.26
 unknown United Kingdom
41231 CANONICAL-ASGB false

Contacted Domains

Name IP Active
enemybotnet.com 93.123.39.105 true