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Behavioral task
behavioral1
Sample
6e8d85f01f1162a214619e5fff7c0770N.exe
Resource
win7-20240704-en
General
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Target
6e8d85f01f1162a214619e5fff7c0770N.exe
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Size
920KB
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MD5
6e8d85f01f1162a214619e5fff7c0770
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SHA1
2e12ef483caaa2ad6f25fdbcbbf9e26791560c43
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SHA256
da27775617ea9a84d46876fd71de1a548e5d3b0e1b505cab270afb250b596fbe
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SHA512
b1cd53ddd4a33349f511f007f3ef233a6ad093f27147e56adfa669120e9d793272946211fecb41f2ca335bb908b92e576059947d77fed663d8690dd85d4756d5
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SSDEEP
24576:OpP4MROxnFt3rmrrcI0AilFEvxHPR7ooC:O2MijarrcI0AilFEvxHP
Malware Config
Extracted
orcus
v0.4
127.0.0.1:80
367111423dbd45eb867e61bc8dff1caa
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autostart_method
TaskScheduler
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enable_keylogger
true
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install_path
%programfiles%\RealtekAudio5.1\RealtekAudioi.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\RealtekAudioCicle.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 6e8d85f01f1162a214619e5fff7c0770N.exe
Files
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6e8d85f01f1162a214619e5fff7c0770N.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: 917KB - Virtual size: 917KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
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