Linux
Analysis Report
hmDumpR4Ys.elf
Overview
General Information
Sample name: | hmDumpR4Ys.elfrenamed because original name is a hash value |
Original sample name: | 301cc407abd6736140ae0df3c53aec64.elf |
Analysis ID: | 1427713 |
MD5: | 301cc407abd6736140ae0df3c53aec64 |
SHA1: | e611be05f66ae77beb53328e98217f89af449096 |
SHA256: | e3aab908800cb4601bc4a87ac9ac48d816ced57cdb409b6e2468956cc50bdf04 |
Tags: | 64elf |
Infos: | |
Detection
Score: | 60 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Classification
Joe Sandbox version: | 40.0.0 Tourmaline |
Analysis ID: | 1427713 |
Start date and time: | 2024-04-18 01:32:07 +02:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 5m 20s |
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: | hmDumpR4Ys.elfrenamed because original name is a hash value |
Original Sample Name: | 301cc407abd6736140ae0df3c53aec64.elf |
Detection: | MAL |
Classification: | mal60.troj.evad.linELF@0/1@3/0 |
- VT rate limit hit for: hmDumpR4Ys.elf
Command: | /tmp/hmDumpR4Ys.elf |
PID: | 5436 |
Exit Code: | 0 |
Exit Code Info: | |
Killed: | False |
Standard Output: | |
Standard Error: |
Click to jump to signature section
AV Detection |
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Source: | ReversingLabs: |
Networking |
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Source: | DNS query: |
Source: | Reads hosts file: | Jump to behavior |
Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | DNS traffic detected: |
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: |
Source: | Network traffic detected: | ||
Source: | Network traffic detected: | ||
Source: | Network traffic detected: | ||
Source: | Network traffic detected: |
Source: | ELF static info symbol of dropped file: | ||
Source: | ELF static info symbol of dropped file: |
Source: | Program segment: |
Source: | Classification label: |
Data Obfuscation |
---|
Source: | String containing UPX found: | ||
Source: | String containing UPX found: | ||
Source: | String containing UPX found: |
Source: | File: | Jump to behavior | ||
Source: | Directory: | Jump to behavior |
Source: | File: | Jump to behavior |
Source: | File written: | Jump to dropped file |
Hooking and other Techniques for Hiding and Protection |
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Source: | ELF file: | Jump to dropped file |
Source: | Submission file: |
Source: | Queries kernel information via 'uname': | Jump to behavior | ||
Source: | Queries kernel information via 'uname': | Jump to behavior |
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 Masquerading | OS Credential Dumping | 1 Security Software Discovery | Remote Services | Data from Local System | 1 Encrypted Channel | 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 | 1 File and Directory Permissions Modification | LSASS Memory | 1 File and Directory Discovery | Remote Desktop Protocol | Data from Removable Media | 1 Non-Application Layer Protocol | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | 11 Hidden Files and Directories | Security Account Manager | Query Registry | SMB/Windows Admin Shares | Data from Network Shared Drive | 2 Application Layer Protocol | Automated Exfiltration | Data Encrypted for Impact |
Employee Names | Virtual Private Server | Local Accounts | Cron | Login Hook | Login Hook | 11 Obfuscated Files or Information | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Protocol Impersonation | Traffic Duplication | Data Destruction |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
21% | ReversingLabs | Linux.Trojan.CobaltStrike |
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
www.megtech.xyz | 15.197.130.221 | true | true | unknown | |
daisy.ubuntu.com | 162.213.35.24 | true | false | high |
Name | Source | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|
false | high | |||
false | high | |||
false | high | |||
false | unknown |
- No. of IPs < 25%
- 25% < No. of IPs < 50%
- 50% < No. of IPs < 75%
- 75% < No. of IPs
IP | Domain | Country | Flag | ASN | ASN Name | Malicious |
---|---|---|---|---|---|---|
15.197.130.221 | www.megtech.xyz | United States | 7430 | TANDEMUS | true |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
15.197.130.221 | Get hash | malicious | FormBook | Browse |
| |
Get hash | malicious | FormBook | Browse |
| ||
Get hash | malicious | FormBook | Browse |
| ||
Get hash | malicious | FormBook | Browse |
| ||
Get hash | malicious | FormBook, PureLog Stealer | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Hydra | Browse |
| ||
Get hash | malicious | Glupteba, LummaC Stealer, Petite Virus, RedLine, SmokeLoader | Browse |
|
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
daisy.ubuntu.com | Get hash | malicious | Gafgyt, Mirai | Browse |
| |
Get hash | malicious | Gafgyt, Mirai | Browse |
| ||
Get hash | malicious | Gafgyt, Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
|
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
TANDEMUS | Get hash | malicious | TechSupportScam | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Hidden Macro 4.0 | Browse |
| ||
Get hash | malicious | HTMLPhisher | 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 |
| ||
Get hash | malicious | FormBook | Browse |
|
Process: | /tmp/hmDumpR4Ys.elf |
File Type: | |
Category: | dropped |
Size (bytes): | 15840 |
Entropy (8bit): | 2.4518598765872603 |
Encrypted: | false |
SSDEEP: | 96:RYEmvgNCBWBdby7q6oFo/dj3J/mq2EJvGJvxZjqdehuw7/3BQoBVW+iVxGxo:RIgNC8a7loFoFJ/VGVxXh3jvXFiD |
MD5: | 0CC7958B8D5C18E0FEE392EB9DBAA243 |
SHA1: | 5D06277F77C87E9F3093D04D0824AB7183B96059 |
SHA-256: | 1D1EAA462CE6BD8C7F0B7416D631349135AAD0CC76FA5F288F8BA3BD685221AB |
SHA-512: | 077FE6C88308F3C4DBF227B933B56156542B44E2AFD7C80B4CA935CA7C7C25D19F3C6FD14D9A80774B880FD6F3FFFC6EFCF361EFB569FEBD1FB5510C75557851 |
Malicious: | true |
Reputation: | low |
Preview: |
File type: | |
Entropy (8bit): | 7.908101450073808 |
TrID: |
|
File name: | hmDumpR4Ys.elf |
File size: | 1'441'224 bytes |
MD5: | 301cc407abd6736140ae0df3c53aec64 |
SHA1: | e611be05f66ae77beb53328e98217f89af449096 |
SHA256: | e3aab908800cb4601bc4a87ac9ac48d816ced57cdb409b6e2468956cc50bdf04 |
SHA512: | 35f2b4eb255ab59c0e26625c78a1797610272027bb0440cefa4f8290f8254760eff2104c959731b3cbc68c92f2668080490c98dd943c067580a140496ac2e360 |
SSDEEP: | 24576:nAHgTVEYTG8g9dnGU3XNqW+E8C73G+xY3/My4c763Gheij87uptkuLpIXEfsxp:n2E5g9hbXUjHQ3G33Uy4+zj87rcpIXEq |
TLSH: | 4D6523D6C05C1DF29135282BA46A7BA13E111D6B2B3E38982D9FEDC3CBB80E54D556CC |
File Content Preview: | .ELF..............>.......U.....@...................@.8...@.......................@.......@....................... ......................7.......7..............................Q.td....................................................1..gUPX!8.......H.:.H.: |
ELF header | |
---|---|
Class: | |
Data: | |
Version: | |
Machine: | |
Version Number: | |
Type: | |
OS/ABI: | |
ABI Version: | 0 |
Entry Point Address: | |
Flags: | |
ELF Header Size: | 64 |
Program Header Offset: | 64 |
Program Header Size: | 56 |
Number of Program Headers: | 3 |
Section Header Offset: | 0 |
Section Header Size: | 64 |
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 | 0x400000 | 0x400000 | 0x15bbf3 | 0x15bbf3 | 7.9135 | 0x5 | R E | 0x200000 | ||
LOAD | 0x7b0 | 0x9a37b0 | 0x9a37b0 | 0x0 | 0x0 | 0.0000 | 0x6 | RW | 0x1000 | ||
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x10 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Apr 18, 2024 01:32:58.095159054 CEST | 42218 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.095191956 CEST | 443 | 42218 | 15.197.130.221 | 192.168.2.13 |
Apr 18, 2024 01:32:58.095259905 CEST | 42218 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.095284939 CEST | 42218 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.095515966 CEST | 443 | 42218 | 15.197.130.221 | 192.168.2.13 |
Apr 18, 2024 01:32:58.095563889 CEST | 42218 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.096497059 CEST | 42220 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.096544981 CEST | 443 | 42220 | 15.197.130.221 | 192.168.2.13 |
Apr 18, 2024 01:32:58.096749067 CEST | 42220 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.097202063 CEST | 42220 | 443 | 192.168.2.13 | 15.197.130.221 |
Apr 18, 2024 01:32:58.097225904 CEST | 443 | 42220 | 15.197.130.221 | 192.168.2.13 |
Apr 18, 2024 01:35:07.688846111 CEST | 443 | 42220 | 15.197.130.221 | 192.168.2.13 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Apr 18, 2024 01:32:56.620246887 CEST | 44481 | 53 | 192.168.2.13 | 1.1.1.1 |
Apr 18, 2024 01:32:57.272366047 CEST | 53 | 44481 | 1.1.1.1 | 192.168.2.13 |
Apr 18, 2024 01:35:39.056646109 CEST | 39928 | 53 | 192.168.2.13 | 1.1.1.1 |
Apr 18, 2024 01:35:39.056646109 CEST | 45079 | 53 | 192.168.2.13 | 1.1.1.1 |
Apr 18, 2024 01:35:39.161186934 CEST | 53 | 45079 | 1.1.1.1 | 192.168.2.13 |
Apr 18, 2024 01:35:39.161848068 CEST | 53 | 39928 | 1.1.1.1 | 192.168.2.13 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Apr 18, 2024 01:32:56.620246887 CEST | 192.168.2.13 | 1.1.1.1 | 0xf790 | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Apr 18, 2024 01:35:39.056646109 CEST | 192.168.2.13 | 1.1.1.1 | 0xfc0 | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Apr 18, 2024 01:35:39.056646109 CEST | 192.168.2.13 | 1.1.1.1 | 0x3d40 | Standard query (0) | 28 | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Apr 18, 2024 01:32:57.272366047 CEST | 1.1.1.1 | 192.168.2.13 | 0xf790 | No error (0) | 15.197.130.221 | A (IP address) | IN (0x0001) | false | ||
Apr 18, 2024 01:35:39.161848068 CEST | 1.1.1.1 | 192.168.2.13 | 0xfc0 | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false | ||
Apr 18, 2024 01:35:39.161848068 CEST | 1.1.1.1 | 192.168.2.13 | 0xfc0 | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 23:32:55 |
Start date (UTC): | 17/04/2024 |
Path: | /tmp/hmDumpR4Ys.elf |
Arguments: | /tmp/hmDumpR4Ys.elf |
File size: | 1441224 bytes |
MD5 hash: | 301cc407abd6736140ae0df3c53aec64 |
Start time (UTC): | 23:32:57 |
Start date (UTC): | 17/04/2024 |
Path: | /tmp/hmDumpR4Ys.elf |
Arguments: | - |
File size: | 1441224 bytes |
MD5 hash: | 301cc407abd6736140ae0df3c53aec64 |