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Linux
Analysis Report
i.elf
Overview
General Information
Detection
Score: | 56 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
ELF contains segments with high entropy indicating compressed/encrypted content
Sample contains only a LOAD segment without any section mappings
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1545582 |
Start date and time: | 2024-10-30 17:40:28 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 35s |
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: | i.elf |
Detection: | MAL |
Classification: | mal56.linELF@0/0@2/0 |
- VT rate limit hit for: i.elf
Command: | /tmp/i.elf |
PID: | 5641 |
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 |
---|
Source: | Avira: |
Source: | ReversingLabs: |
Source: | DNS traffic detected: |
Source: | Program segment: |
Source: | Classification label: |
Source: | Submission file: |
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 | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | Path Interception | Path Interception | 1 Obfuscated Files or Information | 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
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
58% | ReversingLabs | Linux.Infostealer.Berbew | ||
100% | Avira | LINUX/Hajime.vwipw |
⊘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 | Unknown | Browse |
| ||
Get hash | malicious | Xmrig | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | 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): | 7.996735800201356 |
TrID: |
|
File name: | i.elf |
File size: | 77'952 bytes |
MD5: | f44a72db2a8aa6b4f9a87f97eaecbe86 |
SHA1: | 548d0337a88b8a25eabf41707d4ae99af21e38f5 |
SHA256: | d1bb733efbd718d4fa60bcf4bb1ba8647f4980f9c039921fbf1df753fdc42d54 |
SHA512: | fa1f7352c72361c7726b6cc70a4aa9b6007cb5f0686ab428e9faf021ca1a064301245fc647d12ff2a697e23c218f8ff1c70a15f7c7deae1fa3eddf33c618114c |
SSDEEP: | 1536:yYI0ARqw1qAEW67UIWi7M8gmfmJo0WgswnD6Efyq8PxlRkp2K3/Jh:yYI0ARqw1qAEv7UIFM8oJorFquyjkRkx |
TLSH: | 2273121613A925A1663146F1E3FD2F88F94D6B5C8FF1BC24AC117CA8E93336D1CD9518 |
File Content Preview: | .ELF....................../....4.........4. ...(......................Bd..Bd.................G...G.................................................^.......?.E.h4...@b..) ..]..0...a.t<..mc.zy/..>..!c...gM\<j..W`xD'..}...\..].j.L.u...S..i...../..F...@`..'k. |
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: | 2 |
Section Header Offset: | 0 |
Section Header Size: | 40 |
Number of Section Headers: | 0 |
Header String Table Index: | 0 |
Type | Offset | Virtual Address | Physical Address | File Size | Memory Size | Entropy | Flags | Flags Description | Align | Prog Interpreter | Section Mappings |
---|---|---|---|---|---|---|---|---|---|---|---|
LOAD | 0x0 | 0x100000 | 0x100000 | 0x14264 | 0x14264 | 7.9967 | 0x5 | R E | 0x10000 | ||
LOAD | 0xa6c0 | 0x47a6c0 | 0x47a6c0 | 0x0 | 0x0 | 0.0000 | 0x6 | RW | 0x10000 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Oct 30, 2024 17:41:30.308228970 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:30.313646078 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Oct 30, 2024 17:41:30.313714027 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:30.313755035 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:30.313786983 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:30.319065094 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Oct 30, 2024 17:41:30.319076061 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Oct 30, 2024 17:41:30.905942917 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Oct 30, 2024 17:41:30.906043053 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:32.919787884 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Oct 30, 2024 17:41:32.920001030 CET | 45192 | 53 | 192.168.2.14 | 8.8.8.8 |
Oct 30, 2024 17:41:32.935336113 CET | 53 | 45192 | 8.8.8.8 | 192.168.2.14 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Oct 30, 2024 17:41:30.313755035 CET | 192.168.2.14 | 8.8.8.8 | 0x8a3 | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Oct 30, 2024 17:41:30.313786983 CET | 192.168.2.14 | 8.8.8.8 | 0xf786 | 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 30, 2024 17:41:30.905942917 CET | 8.8.8.8 | 192.168.2.14 | 0x8a3 | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false | ||
Oct 30, 2024 17:41:30.905942917 CET | 8.8.8.8 | 192.168.2.14 | 0x8a3 | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 16:41:28 |
Start date (UTC): | 30/10/2024 |
Path: | /tmp/i.elf |
Arguments: | /tmp/i.elf |
File size: | 5777432 bytes |
MD5 hash: | 0083f1f0e77be34ad27f849842bbb00c |