Analysis
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max time kernel
96s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 14:51
Behavioral task
behavioral1
Sample
cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe
Resource
win10v2004-20241007-en
General
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Target
cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe
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Size
3.0MB
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MD5
7af7dcaa4cf585c950226a2cf311ecff
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SHA1
30aa8308c3ff8429216dd4fb49993d7020251376
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SHA256
cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740
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SHA512
a662549c8642c24bc938fe470b4a7ed92bd25af8798cfbc1c2faf1669766a1531f3f97dbea964a8d0f1140bf58f419d6e384c0eb65bcfa37b018c38cbb6c8f9c
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SSDEEP
98304:AOL9eBmpJ6HDT2MtUmmJqvOwcdI/X48ETeO7:lRpJ6HDT2MtUmmJqvOwcdI/X48ETeO7
Malware Config
Signatures
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Blackmoon family
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Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral2/memory/3672-13-0x0000000010000000-0x0000000010025000-memory.dmp family_blackmoon -
PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Privateloader family
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Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\FvxFEsCEyw\ImagePath = "\\??\\C:\\AFG2ZDs.sys" cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\rfozzf\ImagePath = "\\??\\C:\\Windows\\Fonts\\rfozzf.sys" cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\F: cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Fonts\rfozzf.sys cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe File opened for modification C:\Windows\Fonts\rfozzf.sys cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2764 sc.exe 2292 sc.exe 448 sc.exe 924 sc.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 10 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 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CMD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CMD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CMD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CMD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\HardwareID dwm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\ConfigFlags dwm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\ConfigFlags dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID dwm.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwm.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS dwm.exe -
Kills process with taskkill 1 IoCs
pid Process 3056 taskkill.exe -
Modifies data under HKEY_USERS 18 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople dwm.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Suspicious behavior: LoadsDriver 3 IoCs
pid Process 660 Process not Found 660 Process not Found 660 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe Token: SeDebugPrivilege 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe Token: SeDebugPrivilege 3056 taskkill.exe Token: SeCreateGlobalPrivilege 2840 dwm.exe Token: SeChangeNotifyPrivilege 2840 dwm.exe Token: 33 2840 dwm.exe Token: SeIncBasePriorityPrivilege 2840 dwm.exe Token: SeDebugPrivilege 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe Token: SeShutdownPrivilege 2840 dwm.exe Token: SeCreatePagefilePrivilege 2840 dwm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 3672 wrote to memory of 1072 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 82 PID 3672 wrote to memory of 1072 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 82 PID 3672 wrote to memory of 3056 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 83 PID 3672 wrote to memory of 3056 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 83 PID 3672 wrote to memory of 3056 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 83 PID 3672 wrote to memory of 1704 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 88 PID 3672 wrote to memory of 1704 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 88 PID 3672 wrote to memory of 1704 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 88 PID 1704 wrote to memory of 2764 1704 CMD.exe 90 PID 1704 wrote to memory of 2764 1704 CMD.exe 90 PID 1704 wrote to memory of 2764 1704 CMD.exe 90 PID 3672 wrote to memory of 3128 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 91 PID 3672 wrote to memory of 3128 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 91 PID 3672 wrote to memory of 3128 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 91 PID 3128 wrote to memory of 2292 3128 CMD.exe 93 PID 3128 wrote to memory of 2292 3128 CMD.exe 93 PID 3128 wrote to memory of 2292 3128 CMD.exe 93 PID 3672 wrote to memory of 4064 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 94 PID 3672 wrote to memory of 4064 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 94 PID 3672 wrote to memory of 4064 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 94 PID 4064 wrote to memory of 448 4064 CMD.exe 96 PID 4064 wrote to memory of 448 4064 CMD.exe 96 PID 4064 wrote to memory of 448 4064 CMD.exe 96 PID 3672 wrote to memory of 2356 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 97 PID 3672 wrote to memory of 2356 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 97 PID 3672 wrote to memory of 2356 3672 cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe 97 PID 2356 wrote to memory of 924 2356 CMD.exe 99 PID 2356 wrote to memory of 924 2356 CMD.exe 99 PID 2356 wrote to memory of 924 2356 CMD.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe"C:\Users\Admin\AppData\Local\Temp\cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe"1⤵
- Sets service image path in registry
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3672 -
C:\Windows\System32\notepad.exe"C:\Windows\System32\notepad.exe"2⤵PID:1072
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C:\Windows\SysWOW64\taskkill.exeC:\Windows\System32\taskkill /f /pid 3842⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3056
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C:\Windows\SysWOW64\CMD.exeCMD /C SC STOP rfozzf2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Windows\SysWOW64\sc.exeSC STOP rfozzf3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2764
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C:\Windows\SysWOW64\CMD.exeCMD /C SC DELETE rfozzf2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Windows\SysWOW64\sc.exeSC DELETE rfozzf3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2292
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C:\Windows\SysWOW64\CMD.exeCMD /C SC STOP rfozzf2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\sc.exeSC STOP rfozzf3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:448
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C:\Windows\SysWOW64\CMD.exeCMD /C SC DELETE rfozzf2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Windows\SysWOW64\sc.exeSC DELETE rfozzf3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:924
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵
- Checks SCSI registry key(s)
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2840
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\cfbae59932428699b28f24636ef31548bc5c0a6542550c0c287ff9e87748a740.exe
Filesize3.0MB
MD5c119e6f3ec97fb8fd246e1784af0d826
SHA18678d2846df714dc89628b784fd25355628c350f
SHA256bc3b16825c47824b41591a1897ff2e7542cbdabde6c62d330405784f80930cdd
SHA51235ea350c84967f9548757c45ef3a4c22c352a506b9a047fb3c5e01c1ff773f59e0c6e632843cf6e4925acf38e39a9b6d9d987031d622dfb8f3e827fbac205625