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Behavioral task
behavioral1
Sample
97830cf3009570964407552450de9b2f7295c7de74707f99b770e26d925f4af6.exe
Resource
win7-20231023-en
General
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Target
97830cf3009570964407552450de9b2f7295c7de74707f99b770e26d925f4af6
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Size
5.0MB
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MD5
b03da988a3f35b8956750fc81e250e65
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SHA1
350ecc5d73a351d73ebdd48bc7f1d6ec2c291393
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SHA256
97830cf3009570964407552450de9b2f7295c7de74707f99b770e26d925f4af6
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SHA512
5a004744fe5f9e34a4d07d4bba816f7e287c750e702af041e09c446269608ab06f6a08306200f9d1ca6eca51ea164f000c36cf6db5faeccf2cc6062124fdf0fc
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SSDEEP
24576:iGq4MROxnFl3uiTrrcI0AilFEvxHPBSoov:iuMirRTrrcI0AilFEvxHP
Malware Config
Extracted
orcus
127.0.0.1:10134
5f4909a4a75b4938a40aeba61e5db9a7
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autostart_method
TaskScheduler
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enable_keylogger
true
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install_path
C:\Na\Orcus.exe
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reconnect_delay
10000
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registry_keyname
Na
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taskscheduler_taskname
Na
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watchdog_path
AppData\NaWatchdog.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 97830cf3009570964407552450de9b2f7295c7de74707f99b770e26d925f4af6
Files
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97830cf3009570964407552450de9b2f7295c7de74707f99b770e26d925f4af6.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 922KB - 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