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| File name: | Master_Lookup.exe |
| Full analysis: | https://app.any.run/tasks/e89633fe-b54a-4593-b1ff-e3974f5a08a4 |
| Verdict: | Malicious activity |
| Analysis date: | October 20, 2020, 01:18:55 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | E62CC5EFDC1AFD74F6401C971F199F11 |
| SHA1: | 4EC9AF1341478051A56F6B5D718A669B073638F0 |
| SHA256: | 804323398D3192DC789A961CF90692B3B0F9045DDF60F8404279E9C6B20B56EF |
| SSDEEP: | 24576:+Sz9oYO8MJdi5vHSa5Uq4pBrh9iUkrYrGNnDvstvbuhZUTdqZ:doYqsfSamq4jrhhWKwbib |
MALICIOUS
Loads dropped or rewritten executable
- Master_Lookup.exe (PID: 2560)
Changes settings of System certificates
- Master_Lookup.exe (PID: 2560)
SUSPICIOUS
Creates files in the user directory
- Master_Lookup.exe (PID: 2560)
Checks for external IP
- Master_Lookup.exe (PID: 2560)
Executable content was dropped or overwritten
- Master_Lookup.exe (PID: 2560)
Adds / modifies Windows certificates
- Master_Lookup.exe (PID: 2560)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (62) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.5) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Win16/32 Executable Delphi generic (1.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2086:05:05 01:43:46+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 48 |
| CodeSize: | 1467392 |
| InitializedDataSize: | 113664 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x16833e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | Tools for IP |
| CompanyName: | Master Tools |
| FileDescription: | Master Lookup |
| FileVersion: | 1.0.0.0 |
| InternalName: | Master Lookup.exe |
| LegalCopyright: | Master Lookup © 2020 |
| LegalTrademarks: | Master Tools |
| OriginalFileName: | Master Lookup.exe |
| ProductName: | Master Tools |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 29-Mar-1950 17:15:30 |
| Debug artifacts: |
|
| Comments: | Tools for IP |
| CompanyName: | Master Tools |
| FileDescription: | Master Lookup |
| FileVersion: | 1.0.0.0 |
| InternalName: | Master Lookup.exe |
| LegalCopyright: | Master Lookup © 2020 |
| LegalTrademarks: | Master Tools |
| OriginalFilename: | Master Lookup.exe |
| ProductName: | Master Tools |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 29-Mar-1950 17:15:30 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00002000 | 0x00166344 | 0x00166400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.87492 |
.rsrc | 0x0016A000 | 0x0001B99C | 0x0001BA00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.00876 |
.reloc | 0x00186000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.2965 | 908 | UNKNOWN | UNKNOWN | RT_VERSION |
2 | 2.97789 | 67624 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 3.25569 | 16936 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 3.4867 | 9640 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 3.71655 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 4.40239 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
32512 | 2.79908 | 90 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
Imports
mscoree.dll |
Total processes
34
Monitored processes
1
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2560 | "C:\Users\admin\AppData\Local\Temp\Master_Lookup.exe" | C:\Users\admin\AppData\Local\Temp\Master_Lookup.exe | explorer.exe | |
User: admin Company: Master Tools Integrity Level: MEDIUM Description: Master Lookup Version: 1.0.0.0 | ||||
Total events
71
Read events
33
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Local\Temp\paping.exe | — | |
MD5:— | SHA256:— | |||
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Local\Master_Tools\Master_Lookup.exe_Url_45stzku1m0s34fn5kvb5bi12p2vjb5dn\1.0.0.0\qbcyleag.newcfg | — | |
MD5:— | SHA256:— | |||
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Local\Master_Tools\Master_Lookup.exe_Url_45stzku1m0s34fn5kvb5bi12p2vjb5dn\1.0.0.0\b0r0kujp.newcfg | — | |
MD5:— | SHA256:— | |||
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Local\Master_Tools\Master_Lookup.exe_Url_45stzku1m0s34fn5kvb5bi12p2vjb5dn\1.0.0.0\user.config | xml | |
MD5:D24553B45829499CBCA614D9E5BE987F | SHA256:471E44CA3E71106FF4D7C451C8AEF41F9D9F32278FF6E0A82293805E8E9D8D39 | |||
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Roaming\MasterLookup\paping.exe | executable | |
MD5:E72EDF226DBE0A57E9FFBD6CAA7DDE25 | SHA256:4D1D8C603EFF33E5F0EB1C4CD986EE03D5E5EBB14B0441E7D10D69BFB2AEA5DC | |||
| 2560 | Master_Lookup.exe | C:\Users\admin\AppData\Local\Temp\fe18e516-f12f-4073-bf13-52a839118bfb\GunaDotNetRT.dll | executable | |
MD5:9AF5EB006BB0BAB7F226272D82C896C7 | SHA256:77DC05A6BDA90757F66552EE3F469B09F1E00732B4EDCA0F542872FB591ED9DB | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
4
DNS requests
4
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2560 | Master_Lookup.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/70.70.70.8?fields=status,continent,country,regionName,city,isp,org,as,timezone,mobile,proxy,hosting | unknown | text | 295 b | shared |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2560 | Master_Lookup.exe | 104.23.99.190:443 | pastebin.com | Cloudflare Inc | US | malicious |
2560 | Master_Lookup.exe | 104.209.237.77:443 | api.hackertarget.com | Microsoft Corporation | US | unknown |
2560 | Master_Lookup.exe | 162.159.129.233:443 | cdn.discordapp.com | Cloudflare Inc | — | shared |
2560 | Master_Lookup.exe | 208.95.112.1:80 | ip-api.com | IBURST | — | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
pastebin.com |
| shared |
cdn.discordapp.com |
| shared |
api.hackertarget.com |
| suspicious |
ip-api.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2560 | Master_Lookup.exe | Potential Corporate Privacy Violation | ET POLICY External IP Lookup ip-api.com |
2560 | Master_Lookup.exe | Potential Corporate Privacy Violation | AV POLICY Internal Host Retrieving External IP Address (ip-api. com) |