Behavioral task
behavioral1
Sample
fb84dd4ac25fc62b6eb922badaa84c53d71639c89903d155bc11304bea0df984.exe
Resource
win7-20240221-en
General
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Target
fb84dd4ac25fc62b6eb922badaa84c53d71639c89903d155bc11304bea0df984
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Size
3.1MB
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MD5
5f5733f2d10d4c7540cfad004a1a66a3
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SHA1
2d937253d9ac339e5d636af50cd8429ccac39977
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SHA256
fb84dd4ac25fc62b6eb922badaa84c53d71639c89903d155bc11304bea0df984
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SHA512
ee577e31ef7dd5d2a47891d86bfe45a88aba154c6b291b7008f1f8ff8d3dde943b056927dd337c6c74aa0e21f7d9868909f1841686d6306e9bbd14b83512c736
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SSDEEP
98304:1VtODUKTslWp2MpbfGGilIJPypSbxEo9JCmV:UUKTtEgNilIJPypSbJCi
Malware Config
Extracted
orcus
192.168.0.100:10134
4c02bb39af5f434ea8ccdf8d1d4c4bc9
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\pdf\pdf
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reconnect_delay
10000
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registry_keyname
pdf
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taskscheduler_taskname
pdf
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watchdog_path
AppData\PDF
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 fb84dd4ac25fc62b6eb922badaa84c53d71639c89903d155bc11304bea0df984
Files
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fb84dd4ac25fc62b6eb922badaa84c53d71639c89903d155bc11304bea0df984.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: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 174KB - Virtual size: 173KB
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