Analysis
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max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-02-2025 20:45
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe
Resource
win10v2004-20250129-en
General
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Target
2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe
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Size
354KB
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MD5
31454581795d446058258c59b9b7c232
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SHA1
0f002bf4a675095c84f48375c87fbdceb1603fe1
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SHA256
2d75ea6b1f0de0f31b8be5d2c6c42e876b25892476a6cf397a8e5c32c33a31c8
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SHA512
cfeec468cd69ebc5e08690f22fdf8700b0adf60a57822fc59da63235577dc66f00a35704f9904f187e928676bc44c8e22f6ac79a7f9e0b4e4ec212e835cfdfca
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SSDEEP
6144:mssRK9bhOaVcY8r1hbeyZ3L8ysbx4kkcD5P2ArIS0Koa+888888888888W88888a:t9b4DYghbeyZ3Ebx4kkgTrIjKoa+888l
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\_README_AQBV_.hta
Signatures
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Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
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Cerber family
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Blocklisted process makes network request 3 IoCs
flow pid Process 1736 1316 mshta.exe 1738 1316 mshta.exe 1740 1316 mshta.exe -
Contacts a large (585) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Deletes itself 1 IoCs
pid Process 380 cmd.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp1B9C.bmp" 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe -
Drops file in Program Files directory 6 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BUSINESS.ONE 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\ACADEMIC.ONE 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BLANK.ONE 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\_README_R39JVZ0K_.hta 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\PLANNERS.ONE 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\DESIGNER.ONE 2025-02-05_31454581795d446058258c59b9b7c232_cerber.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 3 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 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DllHost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mshta.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1944 PING.EXE -
Kills process with taskkill 1 IoCs
pid Process 1956 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main mshta.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1944 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe Token: SeDebugPrivilege 1956 taskkill.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1316 mshta.exe 1316 mshta.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2284 wrote to memory of 1316 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 32 PID 2284 wrote to memory of 1316 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 32 PID 2284 wrote to memory of 1316 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 32 PID 2284 wrote to memory of 1316 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 32 PID 2284 wrote to memory of 380 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 33 PID 2284 wrote to memory of 380 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 33 PID 2284 wrote to memory of 380 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 33 PID 2284 wrote to memory of 380 2284 2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe 33 PID 380 wrote to memory of 1956 380 cmd.exe 35 PID 380 wrote to memory of 1956 380 cmd.exe 35 PID 380 wrote to memory of 1956 380 cmd.exe 35 PID 380 wrote to memory of 1944 380 cmd.exe 37 PID 380 wrote to memory of 1944 380 cmd.exe 37 PID 380 wrote to memory of 1944 380 cmd.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe"1⤵
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\_README_GQCGS_.hta"2⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1316
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:380 -
C:\Windows\system32\taskkill.exetaskkill /f /im "2025-02-05_31454581795d446058258c59b9b7c232_cerber.exe"3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1956
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C:\Windows\system32\PING.EXEping -n 1 127.0.0.13⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1944
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵
- System Location Discovery: System Language Discovery
PID:3056
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
66KB
MD5a8251939b1722446e2cb409c09f744fa
SHA1671f33c1f530ce8ca9b2431b53b5b7dfe64598eb
SHA256ba981fb701fdd43bd6d51ecbeb88edf46040ec0493328afece577a3b153aeaf8
SHA512587aab82222cf7497a5db0c8d33c453db6b37f748fbab03902b9f1e031d2abc3cc82ddefc9006e13f4aaf82b99e5188ca9911c97102de9f6e1f8b115d20e5c76