Analysis
-
max time kernel
149s -
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
25-01-2025 21:36
Behavioral task
behavioral1
Sample
FATALITYCS2.exe
Resource
win7-20241010-en
General
-
Target
FATALITYCS2.exe
-
Size
924KB
-
MD5
c81a86cb381a5ff2b05dc3d748cab736
-
SHA1
dd3494d263c772c428e7db24b17c6b5e9380c418
-
SHA256
3d3f9ad0edee3dc1cd897f9f4892d4e02ff15fa7d284d02079cf52ece0dbf315
-
SHA512
60b6ea3f5312a6535c5eb1edd1b9e9363cdc1f7b99d66ca91d4af7dbc2b0e77be73eacf649e162e80b4ab0d3f0d7d1fab6f09eb3a59f6850099b3eeed10cc6b9
-
SSDEEP
24576:uqSM4MROxnFE3zO3irrcI0AilFEvxHPRooo:7AMiugirrcI0AilFEvxHP
Malware Config
Extracted
orcus
FATALITY CS2
192.168.0.179:5252
9b5c97cbe93d4d7ebc16e37a45173663
-
autostart_method
TaskScheduler
-
enable_keylogger
true
-
install_path
%programfiles%\Orcus\Orcus.exe
-
reconnect_delay
10000
-
registry_keyname
FATALITY CS2
-
taskscheduler_taskname
FATALITY CS2
-
watchdog_path
AppData\OrcusWatchdog.exe
Signatures
-
Orcus family
-
Orcus main payload 1 IoCs
resource yara_rule behavioral2/files/0x000a000000023ba3-48.dat family_orcus -
Orcurs Rat Executable 2 IoCs
resource yara_rule behavioral2/memory/2440-1-0x0000000000B60000-0x0000000000C4E000-memory.dmp orcus behavioral2/files/0x000a000000023ba3-48.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation FATALITYCS2.exe Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation Orcus.exe Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation OrcusWatchdog.exe -
Executes dropped EXE 6 IoCs
pid Process 1896 WindowsInput.exe 3324 WindowsInput.exe 4368 Orcus.exe 2880 Orcus.exe 1072 OrcusWatchdog.exe 4440 OrcusWatchdog.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\WindowsInput.exe FATALITYCS2.exe File created C:\Windows\SysWOW64\WindowsInput.exe.config FATALITYCS2.exe File created C:\Windows\SysWOW64\WindowsInput.InstallState WindowsInput.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Orcus\Orcus.exe FATALITYCS2.exe File opened for modification C:\Program Files (x86)\Orcus\Orcus.exe FATALITYCS2.exe File created C:\Program Files (x86)\Orcus\Orcus.exe.config FATALITYCS2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 Orcus.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OrcusWatchdog.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OrcusWatchdog.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FATALITYCS2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Orcus.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4368 Orcus.exe 4368 Orcus.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4440 OrcusWatchdog.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe 4368 Orcus.exe 4440 OrcusWatchdog.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4368 Orcus.exe Token: SeDebugPrivilege 1072 OrcusWatchdog.exe Token: SeDebugPrivilege 4440 OrcusWatchdog.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4368 Orcus.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4368 Orcus.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4368 Orcus.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2440 wrote to memory of 1896 2440 FATALITYCS2.exe 83 PID 2440 wrote to memory of 1896 2440 FATALITYCS2.exe 83 PID 2440 wrote to memory of 4368 2440 FATALITYCS2.exe 85 PID 2440 wrote to memory of 4368 2440 FATALITYCS2.exe 85 PID 2440 wrote to memory of 4368 2440 FATALITYCS2.exe 85 PID 4368 wrote to memory of 1072 4368 Orcus.exe 87 PID 4368 wrote to memory of 1072 4368 Orcus.exe 87 PID 4368 wrote to memory of 1072 4368 Orcus.exe 87 PID 1072 wrote to memory of 4440 1072 OrcusWatchdog.exe 88 PID 1072 wrote to memory of 4440 1072 OrcusWatchdog.exe 88 PID 1072 wrote to memory of 4440 1072 OrcusWatchdog.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\FATALITYCS2.exe"C:\Users\Admin\AppData\Local\Temp\FATALITYCS2.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\SysWOW64\WindowsInput.exe"C:\Windows\SysWOW64\WindowsInput.exe" --install2⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:1896
-
-
C:\Program Files (x86)\Orcus\Orcus.exe"C:\Program Files (x86)\Orcus\Orcus.exe"2⤵
- Checks computer location settings
- 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
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe"C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Orcus.exe" 43683⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe"C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe" /watchProcess "C:\Program Files (x86)\Orcus\Orcus.exe" 43684⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4440
-
-
-
-
C:\Windows\SysWOW64\WindowsInput.exe"C:\Windows\SysWOW64\WindowsInput.exe"1⤵
- Executes dropped EXE
PID:3324
-
C:\Program Files (x86)\Orcus\Orcus.exe"C:\Program Files (x86)\Orcus\Orcus.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2880
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
924KB
MD5c81a86cb381a5ff2b05dc3d748cab736
SHA1dd3494d263c772c428e7db24b17c6b5e9380c418
SHA2563d3f9ad0edee3dc1cd897f9f4892d4e02ff15fa7d284d02079cf52ece0dbf315
SHA51260b6ea3f5312a6535c5eb1edd1b9e9363cdc1f7b99d66ca91d4af7dbc2b0e77be73eacf649e162e80b4ab0d3f0d7d1fab6f09eb3a59f6850099b3eeed10cc6b9
-
Filesize
425B
MD54eaca4566b22b01cd3bc115b9b0b2196
SHA1e743e0792c19f71740416e7b3c061d9f1336bf94
SHA25634ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb
SHA512bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1
-
Filesize
9KB
MD5913967b216326e36a08010fb70f9dba3
SHA17b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf
SHA2568d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
SHA512c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33
-
Filesize
1KB
MD5a5ef8a80062e549a28896692ebc327d9
SHA16e3d3f341303fa7239bdb754c1c2bdfc34ce722b
SHA256a2ee7192dfe1cece410786317ab80806516ade8095dac201711409e6c333c43b
SHA51259d690fac47dbca7f5260284efde61ec74fec5442d9846859725760832d547352fb9d4ee1080a58cd3a2cfa7c00e3594a5d1fc6d523b475cfdaa582388bb9134
-
Filesize
21KB
MD5e6fcf516d8ed8d0d4427f86e08d0d435
SHA1c7691731583ab7890086635cb7f3e4c22ca5e409
SHA2568dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337
SHA512c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e
-
Filesize
357B
MD5a2b76cea3a59fa9af5ea21ff68139c98
SHA135d76475e6a54c168f536e30206578babff58274
SHA256f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad