General
- Target bytebreakerV2.zip
- Size 13.6MB
- Sample260702-h7tdesdx4t
- SHA256 971b0e8354a70724869b9144caf29c0579b5c7309524e5c9b34e55512c5fc5b6
- MD5 638dc2a82097052e3a8d319928f666dc
- SHA1 c1f2d0edb57eee83d0c5bee5862326227d560637
- SHA512 1809747029c63e1912cdb69d735ce8753069b93958c11e1917c78b3fae8e973cd5bccaa65888f67947f4a96e4cda75d0bfee79c3c93b94a499b8480a981362a7
- SSDEEP 393216:fRoLR86HZ5Ob+GABZPdml8ii9gVzn3hgFS:fqLR9w+GAP1ml8ilzn3hh
- TLSH T107E6332681155DD0C12363B468D3B97AF4C231D4EAE0AC2736CE9A56FC366DE2B4277C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Behavioral task
behavioral1
Sample
bytebreakerV2/ByteBreaker.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
bytebreakerV2/ByteBreaker.exe
Resource
win11ltsc2024-20260629-en
7 signatures
150 seconds
Malware Config
Targets
-
- Target bytebreakerV2/ByteBreaker.exe
- Size 4.2MB
- SHA256 805dc1a54e38543c64d7639b428cd4b17ccdb6521dfea2133ea9f3f5ccac8091
- MD5 a8058b5486f7c22c6f4d4d0511546bba
- SHA1 a7f42b98c02538578a6d245662648b56d87b7695
- SHA512 68dd16b3bfbb1d036e684a50e4d7b00cb20e5667ef039b93ee5f857f0608802b47b9cb0c35f3a09eb84dd900c332c88a7435b4e59cc6783ddc05613c893c1995
- SSDEEP 98304:coN//nSpFM9TjZXaNO5LqfpRn4xYeZca823yOr1I7:cw/nSTMFjQ4UJ4xYeO4i/
- TLSH T1A71633A1F1F868C7C74805B6316425BAEFE5CD1EE6D901CE8E023D7BEC63D94814E926
- MD5 SHA1 SHA512 SSDEEP TLSH
Score9/10-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks whether UAC is enabled
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Suspicious use of NtSetInformationThreadHideFromDebugger