Behavioral task
behavioral1
Sample
f81db1fbc6bd739725e52ea0c8840c8609769cd80e638bc607cdc0f642cd861b.exe
Resource
win7-20231215-en
General
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Target
f81db1fbc6bd739725e52ea0c8840c8609769cd80e638bc607cdc0f642cd861b
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Size
3.0MB
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MD5
2134eae35ce2a0c31e5cac30d77d2a03
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SHA1
e35a2f53c0ea148686dba203fcf17fc5f3452185
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SHA256
f81db1fbc6bd739725e52ea0c8840c8609769cd80e638bc607cdc0f642cd861b
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SHA512
9d7dd3a9635ed668737dc243bc4af0f8b3d17045a9f8478f83d2076001d8c4713b75be0257ef1751c7eb1eb9c0794b6685f9977c9e74973a7ec1d004589f0fa4
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SSDEEP
49152:b4i+9ZVQDN/ZKMFz5otCeEvsDKBaUy/jAG+fyWAypQxbfo9JnCmGgrrzI0AilFCG:bt+LelWp2MvljAG+fyxypSbfo9JCm
Malware Config
Extracted
orcus
got
127.0.0.1:10134
981d32c2b2444d7ab93d390088e36222
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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 f81db1fbc6bd739725e52ea0c8840c8609769cd80e638bc607cdc0f642cd861b
Files
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f81db1fbc6bd739725e52ea0c8840c8609769cd80e638bc607cdc0f642cd861b.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: 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