Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
General
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Target
file.exe
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Size
5.0MB
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MD5
72a422fba2b26a75fdf719d54282d4de
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SHA1
d7fd2c2bc6d3f503fcab6b1466a267fc146751c7
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SHA256
83b50b30ae99a3348ab5195f89e78103aec652ad2907d111a14b553504703599
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SHA512
2c7392f5be3803a1a28e697503a45530eba52b9b2a95c3f6abb8ce74bf0709cdf7f90cd2019a6144e6ffe99660bd9a4199ac43defd01974303c832caacaf432d
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SSDEEP
12288:uoHWszy2LkjKgEX0pq5g7dG1lFlWcYT70pxnnaaoawBm7cfpLF9VV64QrZNrI0AG:Ieu4MROxnFJrZlI0AilFEvxHiVP
Malware Config
Extracted
orcus
209.25.141.181:28100
38a401803f6f4031aa30666b17f0d0ad
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autostart_method
TaskScheduler
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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 file.exe
Files
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file.exe.exe windows 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: 911KB - Virtual size: 910KB
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