Behavioral task
behavioral1
Sample
dc24215a88cc28f21902e2eb3d378a8ed244389cd4315151864cef92324c0b41.exe
Resource
win7-20240903-en
General
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Target
dc24215a88cc28f21902e2eb3d378a8ed244389cd4315151864cef92324c0b41
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Size
924KB
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MD5
58e4b372703004a321ab6c1a0d14536b
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SHA1
68bb1f822b5d93a51156458f23dbaefcec75e035
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SHA256
dc24215a88cc28f21902e2eb3d378a8ed244389cd4315151864cef92324c0b41
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SHA512
c855082bff3256d04d4cc8874437fdfb6ee937b455527f910584b49cfe658ad37edb3a10acb09301c35d7d574de2aeeb13deb0c58e752375f3e8bbd6157c1e7f
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SSDEEP
12288:m0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCd6zONefAUUFEplMETQ7dG1lFlc:+mS4MROxnFE3F8rrcI0AilFEvxHjZQX
Malware Config
Extracted
orcus
BUILD1
0.0.0.0:1268
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 dc24215a88cc28f21902e2eb3d378a8ed244389cd4315151864cef92324c0b41
Files
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dc24215a88cc28f21902e2eb3d378a8ed244389cd4315151864cef92324c0b41.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: 920KB
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