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Behavioral task
behavioral1
Sample
a57055364481676e2cf162f4f91be228458c7e03eed0f54d1e5f18a8907a3b62.exe
Resource
win7-20240221-en
General
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Target
a57055364481676e2cf162f4f91be228458c7e03eed0f54d1e5f18a8907a3b62
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Size
903KB
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MD5
5d29b913273c7abfc589ee8c620f12f6
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SHA1
36369b0f2ccc7b50720ed21d607166fac13d6e3a
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SHA256
a57055364481676e2cf162f4f91be228458c7e03eed0f54d1e5f18a8907a3b62
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SHA512
be0862868f343f394d7597a365aed628a8e71eb4d419196b5a08e5af2065f39b8b0449e56961b2c59fa66d7c497ab2b5f9afab75f1a0a7c275304ab1912183a1
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SSDEEP
12288:b0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCZ3uljipeyKWepvBgw7dG1lFlWz:EW64MROxnFgHrrcI0AilFEvxHPX9ood
Malware Config
Extracted
orcus
91.109.186.2:1194
60d5f56e0ff9486480153dc7e98d1c84
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autostart_method
Disable
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enable_keylogger
true
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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 a57055364481676e2cf162f4f91be228458c7e03eed0f54d1e5f18a8907a3b62
Files
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a57055364481676e2cf162f4f91be228458c7e03eed0f54d1e5f18a8907a3b62.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: 898KB - Virtual size: 897KB
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