General
-
Target
silence.exe
-
Size
5.1MB
-
Sample
240411-ytw56afa51
-
MD5
c3d8fed6793c10054fc1e28c58254695
-
SHA1
1cab9bd203839ff49726a6d8314130809ac05526
-
SHA256
81157040d846bd8b41f982c2598ec87e80394eb5602ceeaa7f33b8396c898833
-
SHA512
63dbb57e0ac772faffcf7e25543ea5fe551b63e22ac7d60acea5dbb8f8af888a30bc24f1cca624a066742d834499e62d4059bb14e8e9528aa68c24cd52c058ef
-
SSDEEP
98304:O27ZD3U7vGHe9/J+M8zV0xmJa0Ghfq6dUJy57vXDYCkhOhlRErh:OkwGHM+MeOxmJa0wfqKpMCksO
Static task
static1
Behavioral task
behavioral1
Sample
silence.exe
Resource
win7-20240221-en
Malware Config
Targets
-
-
Target
silence.exe
-
Size
5.1MB
-
MD5
c3d8fed6793c10054fc1e28c58254695
-
SHA1
1cab9bd203839ff49726a6d8314130809ac05526
-
SHA256
81157040d846bd8b41f982c2598ec87e80394eb5602ceeaa7f33b8396c898833
-
SHA512
63dbb57e0ac772faffcf7e25543ea5fe551b63e22ac7d60acea5dbb8f8af888a30bc24f1cca624a066742d834499e62d4059bb14e8e9528aa68c24cd52c058ef
-
SSDEEP
98304:O27ZD3U7vGHe9/J+M8zV0xmJa0Ghfq6dUJy57vXDYCkhOhlRErh:OkwGHM+MeOxmJa0wfqKpMCksO
-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
-
Stops running service(s)
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Drops desktop.ini file(s)
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-