Behavioral task
behavioral1
Sample
936d8514d749535de5ecc732662bd282b5a0efd38667996f585b34f9b1a8d558.exe
Resource
win7-20231215-en
General
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Target
936d8514d749535de5ecc732662bd282b5a0efd38667996f585b34f9b1a8d558.exe
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Size
934KB
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MD5
0ae9037ccf0ec15a0f1c15a53ee2a2c5
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SHA1
2a682b2357329d786e1b0f0f2f8c30aa9f984444
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SHA256
936d8514d749535de5ecc732662bd282b5a0efd38667996f585b34f9b1a8d558
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SHA512
ceaeea58565bb8151ce39b43e4f1c74a8f0bbfa84b62b9211d8713b7291212dc475b627918b0eb1f294a776da767f5e35071a014a3a3e8c6d1a78a5f112db29d
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SSDEEP
24576:sRP4MROxnFSx3NUPrrcI0AilFEvxHP9Tgook:syMiYJNUPrrcI0AilFEvxHPJ
Malware Config
Extracted
orcus
5.tcp.eu.ngrok.io:11720
5f51b4303bf4453eb591ad936578c144
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\Win32\UpdateSystem32.exe
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reconnect_delay
10000
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registry_keyname
svUpdate
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taskscheduler_taskname
svgost
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watchdog_path
AppData\Windows Defender.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 936d8514d749535de5ecc732662bd282b5a0efd38667996f585b34f9b1a8d558.exe
Files
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936d8514d749535de5ecc732662bd282b5a0efd38667996f585b34f9b1a8d558.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: 931KB - Virtual size: 930KB
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