Behavioral task
behavioral1
Sample
Silence Login.exe
Resource
win10-20240404-en
General
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Target
Silence Login.exe
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Size
28KB
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MD5
b7b782ba061b6fa0cdbac41272472e42
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SHA1
7a4dd5691bce965d9bdf0970702669e0ab7ecd37
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SHA256
9d423777d0bf152acf13f6017af18b64462abd6f00aa7b21fac0b0270165383b
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SHA512
b522a3de9b0dc497ac35c456f092d22d25d328286075324c4d104fc63c00cad7cc449c78fb8bdc7c3a8c9dc60150377198bdbfe67236ed3fd86511840598027c
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SSDEEP
768:zrYLWNcUMS+dD7U81oSybVJZSqKVBCtYcFwVc6K:PsScUM1dXU2oSCVyzVBuwVcl
Malware Config
Signatures
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Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule sample agile_net -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Silence Login.exe
Files
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Silence Login.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ