Behavioral task
behavioral1
Sample
c5ad23faa63952a9c2a6f26fdbc0996bf7b44ba0c566b209a9fa0ffd97404cd2N.exe
Resource
win7-20240903-en
General
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Target
c5ad23faa63952a9c2a6f26fdbc0996bf7b44ba0c566b209a9fa0ffd97404cd2N
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Size
3.0MB
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MD5
5487d71c19c09ded835191e89feba640
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SHA1
6c13f1e61e8cf66ae728a53c49497899def41092
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SHA256
c5ad23faa63952a9c2a6f26fdbc0996bf7b44ba0c566b209a9fa0ffd97404cd2
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SHA512
0d17303a9bc1903d298eb5d6cc8d1d36bfa1950c9fe14d8d03623381c5d4f75f5e6eb376474b4d67081906630459be4374a980992622515b3646170b8b8f6181
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SSDEEP
49152:dsFN8QFUwqYZeM9/ZzzBjMkPUayX82+YXAypQxb9ndo9JnCmwWncFf0I74gu3+SM:do0wGGzBjryX82uypSb9ndo9JCm
Malware Config
Extracted
orcus
voidsystems.duckdns.org:23210
db2de9eb436a494988e51052087353b5
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autostart_method
TaskScheduler
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enable_keylogger
false
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install_path
%programfiles%\KernelGuard\SafeGuard.exe
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reconnect_delay
10000
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registry_keyname
KernelEncryptionProtocolKEP
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taskscheduler_taskname
SafeGuard
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watchdog_path
AppData\KernelAntiLoopGuard
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 c5ad23faa63952a9c2a6f26fdbc0996bf7b44ba0c566b209a9fa0ffd97404cd2N
Files
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c5ad23faa63952a9c2a6f26fdbc0996bf7b44ba0c566b209a9fa0ffd97404cd2N.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: 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