Linux Analysis Report
x86.elf

Overview

General Information

Sample name: x86.elf
Analysis ID: 1542667
MD5: 69c3b95a0a90ffd09617e1c90251b229
SHA1: db1ce6e473d889a4267d2511c57b600afad804fc
SHA256: eb18bfc4e319f3ec3ccd50de21798bfe47c31b4c3f7890745e78b0b3ae7cf027
Tags: elfuser-abuse_ch
Infos:

Detection

Score: 56
Range: 0 - 100
Whitelisted: false

Signatures

Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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
Multi AV Scanner detection for submitted file
Source: x86.elf ReversingLabs: Detection: 13%
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Source: global traffic TCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443
Source: global traffic TCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443
Source: global traffic TCP traffic: 192.168.2.23:42516 -> 109.202.202.202:80
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown Network traffic detected: HTTP traffic on port 43928 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 42836 -> 443

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Gafgyt_e6d75e6f Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_122ff2e6 Author: unknown
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_fa48b592 Author: unknown
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Gafgyt_e6d75e6f Author: unknown
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_122ff2e6 Author: unknown
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_fa48b592 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_Gafgyt_e6d75e6f reference_sample = 48b15093f33c18778724c48c34199a420be4beb0d794e36034097806e1521eb8, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = e99805e8917d6526031270b6da5c2f3cc1c8235fed1d47134835a107d0df497c, id = e6d75e6f-aa04-4767-8730-6909958044a7, last_modified = 2021-09-16
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_122ff2e6 reference_sample = c7dd999a033fa3edc1936785b87cd69ce2f5cac5a084ddfaf527a1094e718bc4, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 3c9ffd7537e30a21eefa6c174f801264b92a85a1bc73e34e6dc9e29f84658348, id = 122ff2e6-56e6-4aa8-a3ec-c19d31eb1f80, last_modified = 2021-09-16
Source: x86.elf, type: SAMPLE Matched rule: Linux_Trojan_Mirai_fa48b592 reference_sample = c9e33befeec133720b3ba40bb3cd7f636aad80f72f324c5fe65ac7af271c49ee, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 8838d2752b310dbf7d12f6cf023244aaff4fdf5b55cf1e3b71843210df0fcf88, id = fa48b592-8d80-45af-a3e4-232695b8f5dd, last_modified = 2021-09-16
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Gafgyt_e6d75e6f reference_sample = 48b15093f33c18778724c48c34199a420be4beb0d794e36034097806e1521eb8, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = e99805e8917d6526031270b6da5c2f3cc1c8235fed1d47134835a107d0df497c, id = e6d75e6f-aa04-4767-8730-6909958044a7, last_modified = 2021-09-16
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_122ff2e6 reference_sample = c7dd999a033fa3edc1936785b87cd69ce2f5cac5a084ddfaf527a1094e718bc4, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 3c9ffd7537e30a21eefa6c174f801264b92a85a1bc73e34e6dc9e29f84658348, id = 122ff2e6-56e6-4aa8-a3ec-c19d31eb1f80, last_modified = 2021-09-16
Source: 6237.1.0000000008048000.0000000008052000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Mirai_fa48b592 reference_sample = c9e33befeec133720b3ba40bb3cd7f636aad80f72f324c5fe65ac7af271c49ee, os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Mirai, fingerprint = 8838d2752b310dbf7d12f6cf023244aaff4fdf5b55cf1e3b71843210df0fcf88, id = fa48b592-8d80-45af-a3e4-232695b8f5dd, last_modified = 2021-09-16
Source: classification engine Classification label: mal56.linELF@0/0@0/0

No Screenshots

  • 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
109.202.202.202
 unknown Switzerland
13030 INIT7CH false
91.189.91.43
 unknown United Kingdom
41231 CANONICAL-ASGB false
91.189.91.42
 unknown United Kingdom
41231 CANONICAL-ASGB false