Behavioral task
behavioral1
Sample
3b19472241e59e8baa3feb629d6c9e544be3b1bdc3d729040cb6a75a0b9cbf5b.exe
Resource
win7-20240221-en
General
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Target
3b19472241e59e8baa3feb629d6c9e544be3b1bdc3d729040cb6a75a0b9cbf5b
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Size
913KB
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MD5
c5ff7003b1a4305baee4fb7f7a7e5134
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SHA1
a83ad77799a7c3baac548360dabbdfceba50e4ac
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SHA256
3b19472241e59e8baa3feb629d6c9e544be3b1bdc3d729040cb6a75a0b9cbf5b
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SHA512
12d6a508a7cd2f5ca31765e47a5496a06999120189544a15f5ff76cb2acf296d0cb6929eae929d433a1fcf4aaa9c5cd49f9779c9117a57183bb36fea98ab5ff8
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SSDEEP
24576:IeC4MROxnFSFPurerrcI0AilFEvxHPkoo/:IeMiZerrcI0AilFEvxHP
Malware Config
Extracted
orcus
192.168.0.39:10134
b2051884f41844f787e2ffc3e034cf99
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autostart_method
Disable
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enable_keylogger
true
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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 3b19472241e59e8baa3feb629d6c9e544be3b1bdc3d729040cb6a75a0b9cbf5b
Files
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3b19472241e59e8baa3feb629d6c9e544be3b1bdc3d729040cb6a75a0b9cbf5b.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: 907KB - Virtual size: 907KB
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