MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 522a42c27449aba54fa539f28082f1ddc2e8e6ea4f3dd29141f702a5ad82e29f. 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
BuerLoader
Vendor detections: 3
| SHA256 hash: | 522a42c27449aba54fa539f28082f1ddc2e8e6ea4f3dd29141f702a5ad82e29f |
|---|---|
| SHA3-384 hash: | 11ec45fe8ebcbb94cb066005e42de8259cf96be9b077d78392ced152cc0d34e92c5def33456019c062a682c7cf659b3f |
| SHA1 hash: | 7b1a5d9bb21d852a6dbf3146fabb1cd1ca276ed9 |
| MD5 hash: | 87458f08d1c715853dfcbdc7510566be |
| humanhash: | snake-avocado-blossom-fifteen |
| File name: | buer.exe |
| Download: | download sample |
| Signature | BuerLoader |
| File size: | 283'648 bytes |
| First seen: | 2020-04-30 09:14:04 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 26a37be4a8eb7fb9c95ca0b3c2e4a458 (1 x BuerLoader) |
| ssdeep | 3072:aGSStsY7EPL3geMYWJzE3oI9bmKPvFde/HX2WHsopmuNgynL2tLRlSn40:aGSlJ8eMTA3oI9blPvu/HXZTCq+LPS |
| Threatray | 46 similar samples on MalwareBazaar |
| TLSH | 13549D117ADCC075E2A386340461E7A8D6377CB35F6055CB778C1E2BEE702D189AEB86 |
| Reporter |  abuse_ch |
| Tags: | BuerLoader exe |
abuse_ch
Malspam distributing BuerLoader:HELO: mx3.wp.pl
Sending IP: 212.77.101.9
From: Taylor Hosley <arrington.keesha123@wp.pl>
Subject: payment-error
Attachment: Statement_320.xlsm
BuerLoader payload URL:
http://cloud-server-updater2.co.za/doc/buer.exe
BuerLoader C2:
cloudupdates.co.za:443 (102.130.119.142)
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: | win_tinynuke_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
xlsm 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_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::FindFirstVolumeMountPointA KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetVolumeInformationA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleOutputCharacterW KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleOutputCP KERNEL32.dll::SetConsoleScreenBufferSize KERNEL32.dll::SetConsoleWindowInfo KERNEL32.dll::SetStdHandle |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileW |
| WIN_SVC_API | Can Manipulate Windows Services | ADVAPI32.dll::QueryServiceLockStatusA |
Comments
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