Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 04:09
Behavioral task
behavioral1
Sample
de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe
Resource
win7-20241010-en
General
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Target
de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe
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Size
995KB
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MD5
9e01a75033d1b6a32628e48f855e8d38
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SHA1
468634240b604340bbbb5b921df925c3f395fcf9
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SHA256
de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565
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SHA512
a9b3473359edb262d3a6d6cef8d2b2e8744e8a2ad6fc29cc0d003646d58a50a0c5cdf912699ee8bf1ba898f6b52ab117386d0bcc26ac837fe5b6d5c2cd204356
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SSDEEP
24576:0NCnod4Mp+xnFN3Fs33SCarsvIENFIUHj/r1g:EOzM6zFs3CCarsvIENFIUHbrW
Malware Config
Signatures
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Orcus family
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Orcus main payload 1 IoCs
resource yara_rule behavioral2/files/0x000b000000023b92-14.dat family_orcus -
Orcurs Rat Executable 2 IoCs
resource yara_rule behavioral2/memory/4936-1-0x0000000000BC0000-0x0000000000CBA000-memory.dmp orcus behavioral2/files/0x000b000000023b92-14.dat orcus -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation Network.exe Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation Watchdog.exe -
Executes dropped EXE 4 IoCs
pid Process 2204 Network.exe 3284 Network.exe 3188 Watchdog.exe 4412 Watchdog.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Server = "\"C:\\Program Files (x86)\\Server\\Network.exe\"" Network.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Server\Network.exe de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe File opened for modification C:\Program Files (x86)\Server\Network.exe de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe File created C:\Program Files (x86)\Server\Network.exe.config de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe -
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 5 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 de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Network.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Network.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Watchdog.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Watchdog.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 2204 Network.exe 4412 Watchdog.exe 2204 Network.exe 4412 Watchdog.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2204 Network.exe Token: SeDebugPrivilege 3188 Watchdog.exe Token: SeDebugPrivilege 4412 Watchdog.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2204 Network.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2204 Network.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4936 wrote to memory of 2204 4936 de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe 83 PID 4936 wrote to memory of 2204 4936 de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe 83 PID 4936 wrote to memory of 2204 4936 de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe 83 PID 2204 wrote to memory of 3188 2204 Network.exe 85 PID 2204 wrote to memory of 3188 2204 Network.exe 85 PID 2204 wrote to memory of 3188 2204 Network.exe 85 PID 3188 wrote to memory of 4412 3188 Watchdog.exe 86 PID 3188 wrote to memory of 4412 3188 Watchdog.exe 86 PID 3188 wrote to memory of 4412 3188 Watchdog.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe"C:\Users\Admin\AppData\Local\Temp\de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4936 -
C:\Program Files (x86)\Server\Network.exe"C:\Program Files (x86)\Server\Network.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Users\Admin\AppData\Roaming\Watchdog.exe"C:\Users\Admin\AppData\Roaming\Watchdog.exe" /launchSelfAndExit "C:\Program Files (x86)\Server\Network.exe" 2204 /protectFile3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3188 -
C:\Users\Admin\AppData\Roaming\Watchdog.exe"C:\Users\Admin\AppData\Roaming\Watchdog.exe" /watchProcess "C:\Program Files (x86)\Server\Network.exe" 2204 "/protectFile"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4412
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C:\Program Files (x86)\Server\Network.exe"C:\Program Files (x86)\Server\Network.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3284
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
995KB
MD59e01a75033d1b6a32628e48f855e8d38
SHA1468634240b604340bbbb5b921df925c3f395fcf9
SHA256de0abb05a3ab58a6d7347837f219f7dbc84814d553eb2e28a393a2ebac90b565
SHA512a9b3473359edb262d3a6d6cef8d2b2e8744e8a2ad6fc29cc0d003646d58a50a0c5cdf912699ee8bf1ba898f6b52ab117386d0bcc26ac837fe5b6d5c2cd204356
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Filesize
357B
MD5a2b76cea3a59fa9af5ea21ff68139c98
SHA135d76475e6a54c168f536e30206578babff58274
SHA256f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad
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Filesize
425B
MD54eaca4566b22b01cd3bc115b9b0b2196
SHA1e743e0792c19f71740416e7b3c061d9f1336bf94
SHA25634ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb
SHA512bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1
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Filesize
9KB
MD5913967b216326e36a08010fb70f9dba3
SHA17b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf
SHA2568d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
SHA512c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33