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Behavioral task
behavioral1
Sample
0b3c49d48cbceb344579689d8755d3a9797a316d845150f0bab17a686e78cfdc.exe
Resource
win7-20240508-en
General
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Target
0b3c49d48cbceb344579689d8755d3a9797a316d845150f0bab17a686e78cfdc
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Size
3.0MB
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MD5
56c65d591a8774932454d819af7d199b
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SHA1
6368acc0182b686bfef8f4d8c63d84c1ad191235
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SHA256
0b3c49d48cbceb344579689d8755d3a9797a316d845150f0bab17a686e78cfdc
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SHA512
cd584661f78601979267120e3f702beff8259947886f11045695de48a1c3c7731d131d6f800a1193f10783a65d596cb279b970ada242833bbeb1917949444a0a
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SSDEEP
49152:gYwN8QFUwqYZeM9/ZzzBjMkPUayX82+YXAypQxb9ndo9JnCmCWncFf0I74gu39Ms:g/0wGGzBjryX82uypSb9ndo9JCmV
Malware Config
Extracted
orcus
192.168.100.3:4444
385cbca3ba9444dc92ca47ce9ac1e3d9
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autostart_method
TaskScheduler
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enable_keylogger
false
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install_path
C:\Windows\System32\edge.exe
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reconnect_delay
10000
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registry_keyname
Defender
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taskscheduler_taskname
system
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watchdog_path
Temp\msedge.exe
Signatures
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Orcurs Rat Executable 1 IoCs
resource yara_rule sample orcus -
Orcus family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 0b3c49d48cbceb344579689d8755d3a9797a316d845150f0bab17a686e78cfdc
Files
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0b3c49d48cbceb344579689d8755d3a9797a316d845150f0bab17a686e78cfdc.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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 72KB - Virtual size: 72KB
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