Behavioral task
behavioral1
Sample
robex.exe
Resource
win7-20240903-en
General
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Target
robex.exe
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Size
840KB
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MD5
64091b1213f1511a9d35ef25bda3d2ec
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SHA1
fcf0c019daeb86ae635809b87676f33b27b55cc0
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SHA256
a05fc7041e7d37234534bf2e34aab9849402bfee36bbc9612474ac5c538e4aad
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SHA512
2b2c6424f722debab98f5e2e4805421f720b8a16ba876372a8028df8bc34434f5d32deef406138c159e7c34d52bc12beda61a5ae6b658225f3aa551fe6c236b3
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SSDEEP
24576:Sw2S04YNEMuExDiU6E5R9s8xY/2l/dF5Ibt+rE:SwS4auS+UjfU2TrIbt+r
Malware Config
Extracted
orcus
78.24.217.160
c745b17e754a4a709d38686b64720eb0
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administration_rights_required
false
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anti_debugger
false
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anti_tcp_analyzer
false
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antivm
false
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autostart_method
1
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change_creation_date
false
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force_installer_administrator_privileges
false
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hide_file
false
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install
false
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installation_folder
%appdata%\Microsoft\Speech\AudioDriver.exe
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installservice
false
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keylogger_enabled
false
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newcreationdate
03/29/2025 15:15:02
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plugins
AgEAAA==
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reconnect_delay
10000
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registry_autostart_keyname
Audio HD Driver
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registry_hidden_autostart
false
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set_admin_flag
false
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tasksch_name
Audio HD Driver
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tasksch_request_highest_privileges
false
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try_other_autostart_onfail
false
Signatures
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Orcus family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource robex.exe
Files
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robex.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: 837KB - Virtual size: 837KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - 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