Analysis
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max time kernel
589s -
max time network
592s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11-12-2024 18:33
General
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Target
fffffffffff.exe
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Size
840KB
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MD5
bf3709975587af1ae764262fd2ce2f48
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SHA1
de63b6c5b11653e8d777f8cbbf6018972413d44a
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SHA256
4e1729bc6da9b09dd3914f71694f75c06074bf6dc64b985a0099760dc00fcd33
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SHA512
19d3ed22232c5f907b951935ff465bea24317421c47934032cb010f250eb8bdebfd6907a26b844716c4da1599d37c54e8275ce67f13810c9b064c962b84e4d94
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SSDEEP
24576:dA8S04YNEMuExDiU6E5R9s8xY/2l/dV5Ibt+rk:dA04auS+UjfU2TbIbt+r
Malware Config
Extracted
orcus
drhdrhdrhdrh
127.0.0.1
m5email-hitting.gl.at.ply.gg
e3db35b9530943cab373c52757f1acfa
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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
12/11/2024 19:30:42
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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
Orcus is a Remote Access Trojan that is being sold on underground forums.
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Orcus family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 2 IoCs
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Drops file in System32 directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of SendNotifyMessage 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fffffffffff.exe"C:\Users\Admin\AppData\Local\Temp\fffffffffff.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsInput.exe"C:\Windows\SysWOW64\WindowsInput.exe" --install2⤵
- Executes dropped EXE
- Drops file in System32 directory
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C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
840KB
MD5bf3709975587af1ae764262fd2ce2f48
SHA1de63b6c5b11653e8d777f8cbbf6018972413d44a
SHA2564e1729bc6da9b09dd3914f71694f75c06074bf6dc64b985a0099760dc00fcd33
SHA51219d3ed22232c5f907b951935ff465bea24317421c47934032cb010f250eb8bdebfd6907a26b844716c4da1599d37c54e8275ce67f13810c9b064c962b84e4d94
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Filesize
597B
MD5c2291863df7c2d3038ce3c22fa276506
SHA17b7d2bc07a6c35523807342c747c9b6a19f3184e
SHA25614504199bede3f46129969dbd2b7680f2e5b7fcd73a3e427ce1bb6217a6d13da
SHA51200bf40174a67e3e663d18a887c5b461a1e5ead0b27f0a139d87969158c58f4ca72cfa5a731dda239356192ca4cb5ac6ae2b0e37401d534e686cabacd3cbee8fa
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Filesize
21KB
MD5e854a4636afc652b320e12e50ba4080e
SHA18a4ac6ecc22ee5f3a8ec846d38b41ff18c641fdc
SHA25694b9c78c6fa2bf61fba20a08ad4563f7dd2f5668c28eff227965ce0a2032d5d5
SHA51230aabd5079b6ed0948eb70fd18e9166096e4ba5d1d47fc35b7270f931d19bbe6cd929b6010f70297bf5272dc5a79e2523721354d211c4080d68ad8d17e316118
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Filesize
9.6MB
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Filesize
4.8MB
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Filesize
9.6MB
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Filesize
624KB
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Filesize
144KB
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Filesize
9.6MB
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Filesize
96KB
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Filesize
4KB
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Filesize
128KB
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Filesize
312KB
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Filesize
5.6MB
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Filesize
7.7MB
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Filesize
136KB
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Filesize
864KB
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Filesize
304KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
48KB
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Filesize
584KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
1.8MB
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Filesize
64KB
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Filesize
40KB
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Filesize
7.7MB