General
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Target
svchost.zip
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Size
603KB
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MD5
c420f16f72eb6b02e478c150bd8d1b0f
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SHA1
11131a558cb2741678e1714ed31da9c056b87d45
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SHA256
866ba410a22bf3c20b1b2dd45dd998bc5d8c0df40a01b6eda76f79408b0b559e
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SHA512
ad862ce0ca9939283a26e0586cb9cf2658c64e4f935fdbacec6b02ceec7448cab453105d091e140f278127566b1614cfe648272dfd66380338f4451438500f71
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SSDEEP
12288:tzDma+dG6K3lPYT70IKYr2nfaaqaYHLVaguJE4zKnI:t2a222H2fjYHRaguJEcKI
Malware Config
Extracted
orcus
195.88.218.203:2404
096ac5ab5bb94a738ad20ab436aa477a
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autostart_method
TaskScheduler
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enable_keylogger
false
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install_path
%programfiles%\svchost\svchost.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\svchost.exe
Signatures
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Orcurs Rat Executable 1 IoCs
resource yara_rule static1/unpack001/svchost.exe orcus -
Orcus family
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Orcus main payload 1 IoCs
resource yara_rule static1/unpack001/svchost.exe family_orcus -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/svchost.exe
Files
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svchost.zip.zip
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svchost.exe.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: 921KB - Virtual size: 920KB
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