Behavioral task
behavioral1
Sample
488e864dbf450b583fd0507ca184948db58e7cfafde95795a1d7546b472d6674.exe
Resource
win7-20240215-en
General
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Target
488e864dbf450b583fd0507ca184948db58e7cfafde95795a1d7546b472d6674
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Size
1.0MB
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MD5
9640302636336bc3d306f51dc67d37c6
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SHA1
5af7e540340e6625c8ce4a70b86c106944396990
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SHA256
488e864dbf450b583fd0507ca184948db58e7cfafde95795a1d7546b472d6674
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SHA512
e0b52ae370c3dc02fce74a2b9d0fe2f9403f92b128ec6e4e552b21792c026cbc91a4070f14235f9a972bc5f65d8782873e99174f773c835ce9db6ca664a44484
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SSDEEP
24576:VVj4MROxnFf3AumXrrcI0AilFEvxHPxoow:VyMidgrrcI0AilFEvxHP
Malware Config
Extracted
orcus
Admin
192.168.75.130:10134
1f14e8a84fd043adadc556bda2acd0df
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autostart_method
Registry
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enable_keylogger
false
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install_path
%programfiles%\ESTESEyswindows\ESTESEyswindows.exe
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reconnect_delay
10000
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registry_keyname
ESTESEyswindows
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taskscheduler_taskname
ESTESEyswindows
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watchdog_path
AppData\ESTESEyswindowssWatch.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 488e864dbf450b583fd0507ca184948db58e7cfafde95795a1d7546b472d6674
Files
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488e864dbf450b583fd0507ca184948db58e7cfafde95795a1d7546b472d6674.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: 905KB - Virtual size: 904KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 164KB - Virtual size: 163KB
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