MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7415e9c80b85ea9676b3be2dbc32314e35f9ca26800a97cd61d688f1af11f369. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
SchoolBoy
Vendor detections: 1
| SHA256 hash: | 7415e9c80b85ea9676b3be2dbc32314e35f9ca26800a97cd61d688f1af11f369 |
|---|---|
| SHA3-384 hash: | 36b02b89d43d8f9200dc2c5b91de2dd0d3f407c9707d06afc0d0299484031f6820748e6d50055575dbd0b524f8fbf774 |
| SHA1 hash: | 683e1277cbb415f585ff34effb64844eb2b9f28d |
| MD5 hash: | b547b55886d009891c4d2c214fe1647a |
| humanhash: | potato-oregon-virginia-vegan |
| File name: | TCOSS_100.exe |
| Download: | download sample |
| Signature | SchoolBoy |
| File size: | 1'047'552 bytes |
| First seen: | 2020-04-30 07:33:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | c6edd83a41b2cfbe0504db4dbfc7058a (1 x SchoolBoy) |
| ssdeep | 24576:bgA4NHK1zg46od8CCNV8aTysexPcpaE0IoK71d:DjjCNV9XepQj |
| Threatray | 2 similar samples on MalwareBazaar |
| TLSH | 14254C11F681A815F4D240F7D3B6863AAE64AB70230754D3B3C4AFAA7B245E17D3252F |
| Reporter |  jarumlus |
| Tags: | SchoolBoy |
Intelligence
File Origin
Vendor Threat Intelligence
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Quarian |
|---|---|
| Author: | Seth Hardy |
| Description: | Quarian |
| Rule name: | QuarianCode |
|---|---|
| Author: | Seth Hardy |
| Description: | Quarian code features |
| Rule name: | win_sinowal_w1 |
|---|---|
| Author: | Seth Hardy |
| Description: | Quarian code features |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges |
| WIN32_PROCESS_API | Can Create Process and Threads | ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetDriveTypeA KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetDiskFreeSpaceA |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::SetConsoleCtrlHandler |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileA KERNEL32.dll::GetSystemDirectoryA KERNEL32.dll::GetTempPathA |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueA |
| WIN_TIME_API | Can Modify Time | KERNEL32.dll::SetLocalTime KERNEL32.dll::SetSystemTime |
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