Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231222-en
General
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Target
file.exe
-
Size
914KB
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MD5
c6d06917e01beb93e4bad79537df2eb7
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SHA1
927d7c8e85f740e35161a5de831771160d81cb95
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SHA256
c4288fddf7805d6ecfe23adb3f4b687f69d6848d790d4abc672324581a1d0a73
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SHA512
082ba84dd4d1c1e7ba34077f5d3cacfdf02c2b904d7cdb73ed59269b734c802e817e18ece928c021a0e05c54b497da168dcd1a830148032dff3b19c354bab0cb
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SSDEEP
24576:eW64MROxnFD3orXYf1rrcI0AilFEvxHPtooX:eKMiJhrrcI0AilFEvxHP
Malware Config
Extracted
orcus
7.tcp.eu.ngrok.io:17912
0133d229c4e24006957c0e4ab3a52531
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\Win64\gcc.exe
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reconnect_delay
10000
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registry_keyname
System3222
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taskscheduler_taskname
System3222
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watchdog_path
AppData\Sys322.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 file.exe
Files
-
file.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: 911KB - Virtual size: 910KB
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