Behavioral task
behavioral1
Sample
c0fab6bd0cda4fe91b943068e0ba0385186a5c79b773c0e1f6ceef98743dc6f5.exe
Resource
win7-20240903-en
General
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Target
c0fab6bd0cda4fe91b943068e0ba0385186a5c79b773c0e1f6ceef98743dc6f5
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Size
924KB
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MD5
381ef6356724e26cbb7efa72a40506c8
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SHA1
e0b9c176be1d7ae00c8eb41bd3aace05449c313b
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SHA256
c0fab6bd0cda4fe91b943068e0ba0385186a5c79b773c0e1f6ceef98743dc6f5
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SHA512
d1f55ee4bff22406796c87f1f2b1a37cc8c7f62050d5639be4c1ab66c578cdeba54efd73f5f594a3b33749833c182531343e0a25fbc4980b62a6bfaeaedf93c5
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SSDEEP
24576:9nQm4MROxnFE3CxrrcI0AilFEvxHjXQp:9nQlMiuCxrrcI0AilFEvxHj
Malware Config
Extracted
orcus
TEST
46.8.210.6:10134
979c2ee9d7ff48d0a2e4e2df3c2c864d
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\Common Files\System\HD Audio\HDAudio.exe
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reconnect_delay
10000
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registry_keyname
HDAudioDriver
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taskscheduler_taskname
HDAudioDriver
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watchdog_path
AppData\HDAudioWatchdog.exe
Signatures
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Orcurs Rat Executable 1 IoCs
resource yara_rule sample orcus -
Orcus family
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Orcus main payload 1 IoCs
resource yara_rule sample family_orcus -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c0fab6bd0cda4fe91b943068e0ba0385186a5c79b773c0e1f6ceef98743dc6f5
Files
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c0fab6bd0cda4fe91b943068e0ba0385186a5c79b773c0e1f6ceef98743dc6f5.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 921KB - Virtual size: 921KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
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