Behavioral task
behavioral1
Sample
da79b06e9569d27dcbdf45f8b3dee8a7b5e74ac1c6a35dcdf8909dc7e372d622.exe
Resource
win7-20231215-en
General
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Target
da79b06e9569d27dcbdf45f8b3dee8a7b5e74ac1c6a35dcdf8909dc7e372d622
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Size
907KB
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MD5
fe72a29c3b2ac5e7d210a0ebe2fc4770
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SHA1
396d80f0ed22547ebe88bfa80ab8b0e3c80cb045
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SHA256
da79b06e9569d27dcbdf45f8b3dee8a7b5e74ac1c6a35dcdf8909dc7e372d622
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SHA512
df077ac0347bbc121cf93d703d510b76077aa7b7df4cf649bd5e464d315ad8f934c67ebbb8e26b9cc147043cc6fa4c36712f0ced521b51bbd3b2c744b44adb3f
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SSDEEP
12288:50XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCOcpCwFu/7u2pExO9u7dG1lFlW1:ncS4MROxnF2xPrrcI0AilFEvxHj8xQJ
Malware Config
Extracted
orcus
nonamedc.mcv.kr:80
ecce2d674bcb411599c6f4e988c6a8b5
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autostart_method
Disable
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enable_keylogger
false
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install_path
%programfiles%\Orcus\Orcus.exe
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reconnect_delay
10000
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registry_keyname
Orcus
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\OrcusWatchdog.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 da79b06e9569d27dcbdf45f8b3dee8a7b5e74ac1c6a35dcdf8909dc7e372d622
Files
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da79b06e9569d27dcbdf45f8b3dee8a7b5e74ac1c6a35dcdf8909dc7e372d622.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: 902KB - Virtual size: 901KB
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