Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
13-08-2024 15:22
Static task
static1
Behavioral task
behavioral1
Sample
fdm_x64_setup.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fdm_x64_setup.exe
Resource
win10v2004-20240802-en
General
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Target
fdm_x64_setup.exe
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Size
38.5MB
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MD5
dded481da831784a00d556a1280c124c
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SHA1
48b40f82f66dd678f1c2f4c1298eaae2875f75e6
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SHA256
2937de2eb7763851d644e637cb7d7375fd69b218beeaceedc46254ac388203c7
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SHA512
78dd1b42e918e9670edaaecd1765fb26e349ab7a5bc7b4dc3b85bd387f073a8ac0a4abc6b8a50d5b3cc6cce753cc8745b26bd47b42953723b21b949e7956cbcd
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SSDEEP
786432:jketduUzNdogfpTmDvwLIDH8StVQFkatYPexssk:jkiuUtpTmDvwE78+IHUe
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
fdm_x64_setup.tmppid process 2800 fdm_x64_setup.tmp -
Loads dropped DLL 1 IoCs
Processes:
fdm_x64_setup.exepid process 2724 fdm_x64_setup.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
fdm_x64_setup.exefdm_x64_setup.tmpcsrss.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdm_x64_setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdm_x64_setup.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language csrss.exe -
Enumerates system info in registry 2 TTPs 32 IoCs
Processes:
csrss.exedescription ioc process Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0 csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Identifier csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Identifier csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Configuration Data csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Identifier csrss.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral csrss.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Component Information csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Identifier csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Component Information csrss.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\1\KeyboardController csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Component Information csrss.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1 csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Configuration Data csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Configuration Data csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1 csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 csrss.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Component Information csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Component Information csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Configuration Data csrss.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0 csrss.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter csrss.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Configuration Data csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Identifier csrss.exe -
Modifies data under HKEY_USERS 9 IoCs
Processes:
winlogon.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\ThemeManager winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\ThemeActive = "1" winlogon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Control Panel\Desktop\MuiCached\MachinePreferredUILanguages = 65006e002d00550053000000 winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LoadedBefore = "1" winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LastUserLangID = "1033" winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LastLoadedDPI = "96" winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\DllName = "%SystemRoot%\\resources\\themes\\Aero\\Aero.msstyles" winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\ColorName = "NormalColor" winlogon.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\SizeName = "NormalSize" winlogon.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
LogonUI.exedescription pid process Token: SeShutdownPrivilege 548 LogonUI.exe Token: SeShutdownPrivilege 548 LogonUI.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
fdm_x64_setup.tmppid process 2800 fdm_x64_setup.tmp 2800 fdm_x64_setup.tmp -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
fdm_x64_setup.execmd.execsrss.exewinlogon.exedescription pid process target process PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2724 wrote to memory of 2800 2724 fdm_x64_setup.exe fdm_x64_setup.tmp PID 2748 wrote to memory of 2568 2748 cmd.exe logoff.exe PID 2748 wrote to memory of 2568 2748 cmd.exe logoff.exe PID 2748 wrote to memory of 2568 2748 cmd.exe logoff.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 2972 wrote to memory of 548 2972 winlogon.exe LogonUI.exe PID 2972 wrote to memory of 548 2972 winlogon.exe LogonUI.exe PID 2972 wrote to memory of 548 2972 winlogon.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe PID 1812 wrote to memory of 548 1812 csrss.exe LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fdm_x64_setup.exe"C:\Users\Admin\AppData\Local\Temp\fdm_x64_setup.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Users\Admin\AppData\Local\Temp\is-9NDRM.tmp\fdm_x64_setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-9NDRM.tmp\fdm_x64_setup.tmp" /SL5="$400EE,39406194,832512,C:\Users\Admin\AppData\Local\Temp\fdm_x64_setup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:2800
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\system32\logoff.exelogoff2⤵PID:2568
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:2616
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C:\Windows\system32\csrss.exe%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=161⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:1812
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x02⤵
- Suspicious use of AdjustPrivilegeToken
PID:548
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.1MB
MD560f76f6e78d966f31d9c574c7465899d
SHA12c231f5a57d294ab2b6c1fc6f7902fb453fbeac7
SHA256ced610b7c01111d289a511d35ada43d94fb4b2537ccfc0317a23e1d3eecd3bf8
SHA51259b67dd82d6f3cee823d7fba1722455c52479413664f816c6756e42bee877ba854844b10c90d22e63b3631e3b8b83dbf35912507b7fedd7fda4f2724888e2cf0