Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2024 12:08
Static task
static1
Behavioral task
behavioral1
Sample
5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe
Resource
win7-20241023-en
General
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Target
5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe
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Size
1.2MB
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MD5
8ab48c46fae7d005aa5f3a058d567517
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SHA1
6a1acf1f9d78c295e98903cc60b6eb72f818c487
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SHA256
5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d
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SHA512
d477529724f2fd26a5fe1c7406c32009f8661ae28b0ff4cf0598cd2975ee243389963b34a499d5f510a4e641cabdfb8f17c9a434d757cd31573e6efd7a66c002
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SSDEEP
24576:rwVTXJvatkjAE+k/7aygMpbUdtoQVj020iDqxJooLUcdJYRkH:KTQujL+hMyhVj8y8J7UcGm
Malware Config
Extracted
orcus
cuties
5virginia-evil.gl.at.ply.gg
c75fa2addeaf42abb9797c0d693eca2b
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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
10/27/2024 02:14:09
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plugins
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reconnect_delay
10000
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registry_autostart_keyname
cmd
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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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe -
Executes dropped EXE 3 IoCs
pid Process 4480 AudioDriver.exe 2360 AudioDriver.exe 4212 AudioDriver.exe -
Loads dropped DLL 1 IoCs
pid Process 4212 AudioDriver.exe -
pid Process 456 powershell.exe 2476 powershell.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1028 set thread context of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 4480 set thread context of 4212 4480 AudioDriver.exe 90 -
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 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AudioDriver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AudioDriver.exe -
Suspicious behavior: EnumeratesProcesses 42 IoCs
pid Process 456 powershell.exe 456 powershell.exe 4480 AudioDriver.exe 4480 AudioDriver.exe 2476 powershell.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 2476 powershell.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe 4212 AudioDriver.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 4480 AudioDriver.exe Token: SeDebugPrivilege 2476 powershell.exe Token: SeDebugPrivilege 4212 AudioDriver.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4212 AudioDriver.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1028 wrote to memory of 456 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 83 PID 1028 wrote to memory of 456 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 83 PID 1028 wrote to memory of 456 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 83 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1028 wrote to memory of 1116 1028 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 85 PID 1116 wrote to memory of 4480 1116 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 86 PID 1116 wrote to memory of 4480 1116 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 86 PID 1116 wrote to memory of 4480 1116 5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe 86 PID 4480 wrote to memory of 2476 4480 AudioDriver.exe 87 PID 4480 wrote to memory of 2476 4480 AudioDriver.exe 87 PID 4480 wrote to memory of 2476 4480 AudioDriver.exe 87 PID 4480 wrote to memory of 2360 4480 AudioDriver.exe 88 PID 4480 wrote to memory of 2360 4480 AudioDriver.exe 88 PID 4480 wrote to memory of 2360 4480 AudioDriver.exe 88 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90 PID 4480 wrote to memory of 4212 4480 AudioDriver.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe"C:\Users\Admin\AppData\Local\Temp\5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Remove -ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '' -Value '"C:\Users\Admin\AppData\Roaming\.exe"' -PropertyType 'String'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
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C:\Users\Admin\AppData\Local\Temp\5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe#cmd2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Remove -ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '' -Value '"C:\Users\Admin\AppData\Roaming\.exe"' -PropertyType 'String'4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2476
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C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe#cmd4⤵
- Executes dropped EXE
PID:2360
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C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe#cmd4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4212
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d.exe.log
Filesize321B
MD5baf5d1398fdb79e947b60fe51e45397f
SHA149e7b8389f47b93509d621b8030b75e96bb577af
SHA25610c8c7b5fa58f8c6b69f44e92a4e2af111b59fcf4f21a07e04b19e14876ccdf8
SHA512b2c9ef5581d5eae7c17ae260fe9f52344ed737fa851cb44d1cea58a32359d0ac5d0ca3099c970209bd30a0d4af6e504101f21b7054cf5eca91c0831cf12fb413
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Filesize
2KB
MD59faf6f9cd1992cdebfd8e34b48ea9330
SHA1ae792d2551c6b4ad5f3fa5585c0b0d911c9f868e
SHA2560c45700b2e83b229e25383569b85ddc0107450c43443a11633b53daf1aaed953
SHA51205b34627f348b2973455691bcb7131e4a5236cfece653d22432746ccd14d211b9b279f0913fbd7bb150f00eb2f2c872f4f5518f3903e024699fd23c50d679e97
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Filesize
18KB
MD57cfafe20adab13df3a76d8e8808df269
SHA15893268f1f2378df7381b36b7149bdd46d16498a
SHA2568d27719ddb3a1567f54088af0ebe7eb6cacf7d72ff6ec4b8f4960aeec5cc4deb
SHA51271333bae93d7eb5d69367ef4cc27edb62f44b85ba4f14cc6264998cd7d366702c473ef323e9c080771398dde20c5e8975397f02ac70f63ad38dcf63c1d39d66e
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
626KB
MD5d8aec01ff14e3e7ad43a4b71e30482e4
SHA1e3015f56f17d845ec7eef11d41bbbc28cc16d096
SHA256da1d608be064555ab3d3d35e6db64527b8c44f3fa5ddd7c3ec723f80fc99736e
SHA512f5b2f4bda0cc13e1d1c541fb0caea14081ee4daffd497e31a3d4d55d5f9d85a61158b4891a6527efe623b2f32b697ac912320d9be5c0303812ca98dcc8866fcf
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Filesize
1.2MB
MD58ab48c46fae7d005aa5f3a058d567517
SHA16a1acf1f9d78c295e98903cc60b6eb72f818c487
SHA2565d816fa5fb0796094c69484cd7fb9690fa50ff32591de7521a05f66d0066ee4d
SHA512d477529724f2fd26a5fe1c7406c32009f8661ae28b0ff4cf0598cd2975ee243389963b34a499d5f510a4e641cabdfb8f17c9a434d757cd31573e6efd7a66c002