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Linux
Analysis Report
na.elf
Overview
General Information
Sample name: | na.elf |
Analysis ID: | 1527363 |
MD5: | 778e1ff29f5da2dda333c7444004b45b |
SHA1: | 006217f481ded514ab7809bce6e54536a719c9f7 |
SHA256: | a681485663455d8d9e2ab4c756704c644c1d30263cc6acec659001fbfc6c6130 |
Tags: | elfGafgytuser-abuse_ch |
Infos: |
Detection
Score: | 48 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Multi AV Scanner detection for submitted file
Enumerates processes within the "proc" file system
Found strings indicative of a multi-platform dropper
Sample has stripped symbol table
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1527363 |
Start date and time: | 2024-10-06 22:53:42 +02:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 47s |
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: | na.elf |
Detection: | MAL |
Classification: | mal48.linELF@0/0@2/0 |
- VT rate limit hit for: na.elf
Command: | /tmp/na.elf |
PID: | 5484 |
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
- cleanup
⊘No yara matches
⊘No Suricata rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: |
Source: | String: |
Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | DNS traffic detected: |
Source: | .symtab present: |
Source: | Classification label: |
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior |
Source: | Queries kernel information via 'uname': | Jump to behavior |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gather Victim Identity Information | 1 Scripting | Valid Accounts | Windows Management Instrumentation | 1 Scripting | Path Interception | Direct Volume Access | 1 OS Credential Dumping | 11 Security Software Discovery | Remote Services | Data from Local System | 1 Non-Application Layer Protocol | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | Rootkit | LSASS Memory | Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | 1 Application Layer Protocol | Exfiltration Over Bluetooth | Network Denial of Service |
⊘No configs have been found
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
21% | ReversingLabs | Linux.Backdoor.Mirai |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
daisy.ubuntu.com | 162.213.35.24 | true | false | unknown |
⊘No contacted IP infos
⊘No context
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
daisy.ubuntu.com | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Moobot | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Moobot | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
|
⊘No context
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 5.977285995080478 |
TrID: |
|
File name: | na.elf |
File size: | 72'960 bytes |
MD5: | 778e1ff29f5da2dda333c7444004b45b |
SHA1: | 006217f481ded514ab7809bce6e54536a719c9f7 |
SHA256: | a681485663455d8d9e2ab4c756704c644c1d30263cc6acec659001fbfc6c6130 |
SHA512: | 308115ea40ab1b49f76ffd52ed65ac49c01258a3f4363f739fa1ea9bdf3f22e2ae12a852ea3846bbae446f260503cee78193c09f06caed559f30a1ddc528f906 |
SSDEEP: | 1536:CfnpHjVIaCt38xgAME9jii1RlWw228oRqvpelppiuitLtso:UDVIaCtsgMiSRlWw228o5gLtR |
TLSH: | 2E63084AFD819B15D9D516BEFE0E118D33236B6CE3EE7202DD211F2167CA95B0A77802 |
File Content Preview: | .ELF..............(.........4...........4. ...(........p............................................................................t...ls..........................................Q.td..................................-...L..................@-.,@...0....S |
ELF header | |
---|---|
Class: | |
Data: | |
Version: | |
Machine: | |
Version Number: | |
Type: | |
OS/ABI: | |
ABI Version: | 0 |
Entry Point Address: | |
Flags: | |
ELF Header Size: | 52 |
Program Header Offset: | 52 |
Program Header Size: | 32 |
Number of Program Headers: | 5 |
Section Header Offset: | 72360 |
Section Header Size: | 40 |
Number of Section Headers: | 15 |
Header String Table Index: | 14 |
Name | Type | Address | Offset | Size | EntSize | Flags | Flags Description | Link | Info | Align |
---|---|---|---|---|---|---|---|---|---|---|
NULL | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0 | 0 | 0 | ||
.init | PROGBITS | 0x80d4 | 0xd4 | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.text | PROGBITS | 0x80f0 | 0xf0 | 0x10a48 | 0x0 | 0x6 | AX | 0 | 0 | 16 |
.fini | PROGBITS | 0x18b38 | 0x10b38 | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.rodata | PROGBITS | 0x18b48 | 0x10b48 | 0xa48 | 0x0 | 0x2 | A | 0 | 0 | 4 |
.ARM.extab | PROGBITS | 0x19590 | 0x11590 | 0x18 | 0x0 | 0x2 | A | 0 | 0 | 4 |
.ARM.exidx | ARM_EXIDX | 0x195a8 | 0x115a8 | 0x118 | 0x0 | 0x82 | AL | 2 | 0 | 4 |
.eh_frame | PROGBITS | 0x216c0 | 0x116c0 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.tbss | NOBITS | 0x216c4 | 0x116c4 | 0x8 | 0x0 | 0x403 | WAT | 0 | 0 | 4 |
.init_array | INIT_ARRAY | 0x216c4 | 0x116c4 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.fini_array | FINI_ARRAY | 0x216c8 | 0x116c8 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.got | PROGBITS | 0x216d0 | 0x116d0 | 0xa8 | 0x4 | 0x3 | WA | 0 | 0 | 4 |
.data | PROGBITS | 0x21778 | 0x11778 | 0x2bc | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.bss | NOBITS | 0x21a34 | 0x11a34 | 0x6ff8 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.shstrtab | STRTAB | 0x0 | 0x11a34 | 0x73 | 0x0 | 0x0 | 0 | 0 | 1 |
Type | Offset | Virtual Address | Physical Address | File Size | Memory Size | Entropy | Flags | Flags Description | Align | Prog Interpreter | Section Mappings |
---|---|---|---|---|---|---|---|---|---|---|---|
EXIDX | 0x115a8 | 0x195a8 | 0x195a8 | 0x118 | 0x118 | 4.3406 | 0x4 | R | 0x4 | .ARM.exidx | |
LOAD | 0x0 | 0x8000 | 0x8000 | 0x116c0 | 0x116c0 | 5.9921 | 0x5 | R E | 0x8000 | .init .text .fini .rodata .ARM.extab .ARM.exidx | |
LOAD | 0x116c0 | 0x216c0 | 0x216c0 | 0x374 | 0x736c | 4.3667 | 0x6 | RW | 0x8000 | .eh_frame .tbss .init_array .fini_array .got .data .bss | |
TLS | 0x116c4 | 0x216c4 | 0x216c4 | 0x0 | 0x8 | 0.0000 | 0x4 | R | 0x4 | .tbss | |
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x4 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Oct 6, 2024 22:54:47.770858049 CEST | 51199 | 53 | 192.168.2.13 | 1.1.1.1 |
Oct 6, 2024 22:54:47.770858049 CEST | 45094 | 53 | 192.168.2.13 | 1.1.1.1 |
Oct 6, 2024 22:54:47.778314114 CEST | 53 | 51199 | 1.1.1.1 | 192.168.2.13 |
Oct 6, 2024 22:54:47.778405905 CEST | 53 | 45094 | 1.1.1.1 | 192.168.2.13 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Oct 6, 2024 22:54:47.770858049 CEST | 192.168.2.13 | 1.1.1.1 | 0x36bb | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Oct 6, 2024 22:54:47.770858049 CEST | 192.168.2.13 | 1.1.1.1 | 0x17cf | Standard query (0) | 28 | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Oct 6, 2024 22:54:47.778314114 CEST | 1.1.1.1 | 192.168.2.13 | 0x36bb | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false | ||
Oct 6, 2024 22:54:47.778314114 CEST | 1.1.1.1 | 192.168.2.13 | 0x36bb | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 20:54:44 |
Start date (UTC): | 06/10/2024 |
Path: | /tmp/na.elf |
Arguments: | /tmp/na.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |