Overview
overview
10Static
static
3Ransomware-master.zip
windows7-x64
3Ransomware-master.zip
windows10-2004-x64
1Ransomware...ICENSE
windows7-x64
1Ransomware...ICENSE
windows10-2004-x64
1Ransomware...DME.md
windows7-x64
3Ransomware...DME.md
windows10-2004-x64
3Ransomware...omware
windows7-x64
1Ransomware...omware
windows10-2004-x64
1Ransomware...er.zip
windows7-x64
1Ransomware...er.zip
windows10-2004-x64
10cerber.exe
windows7-x64
10cerber.exe
windows10-2004-x64
10Ransomware...ll.zip
windows7-x64
1Ransomware...ll.zip
windows10-2004-x64
1cryptowall.exe
windows7-x64
9cryptowall.exe
windows10-2004-x64
3Ransomware...aw.zip
windows7-x64
1Ransomware...aw.zip
windows10-2004-x64
1jigsaw.exe
windows7-x64
10jigsaw.exe
windows10-2004-x64
10Ransomware...ky.zip
windows7-x64
1Ransomware...ky.zip
windows10-2004-x64
1Locky.exe
windows7-x64
10Locky.exe
windows10-2004-x64
10Ransomware...ba.zip
windows7-x64
1Ransomware...ba.zip
windows10-2004-x64
1131.exe
windows7-x64
1131.exe
windows10-2004-x64
3Ransomware...nu.zip
windows7-x64
1Ransomware...nu.zip
windows10-2004-x64
1Matsnu-MBR...3 .exe
windows7-x64
7Matsnu-MBR...3 .exe
windows10-2004-x64
3Analysis
-
max time kernel
148s -
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
28-11-2024 22:34
Static task
static1
Behavioral task
behavioral1
Sample
Ransomware-master.zip
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Ransomware-master.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Ransomware-master/LICENSE
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
Ransomware-master/LICENSE
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Ransomware-master/README.md
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Ransomware-master/README.md
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Ransomware-master/Ransomware
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
Ransomware-master/Ransomware
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Ransomware-master/etc/Ransomware.Cerber.zip
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Ransomware-master/etc/Ransomware.Cerber.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
cerber.exe
Resource
win7-20241023-en
Behavioral task
behavioral12
Sample
cerber.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
Ransomware-master/etc/Ransomware.Cryptowall.zip
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
Ransomware-master/etc/Ransomware.Cryptowall.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
cryptowall.exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
cryptowall.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
Ransomware-master/etc/Ransomware.Jigsaw.zip
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
Ransomware-master/etc/Ransomware.Jigsaw.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
jigsaw.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
jigsaw.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
Ransomware-master/etc/Ransomware.Locky.zip
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
Ransomware-master/etc/Ransomware.Locky.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
Locky.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
Locky.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
Ransomware-master/etc/Ransomware.Mamba.zip
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
Ransomware-master/etc/Ransomware.Mamba.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
131.exe
Resource
win7-20241010-en
Behavioral task
behavioral28
Sample
131.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
Ransomware-master/etc/Ransomware.Matsnu.zip
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
Ransomware-master/etc/Ransomware.Matsnu.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe
Resource
win10v2004-20241007-en
General
-
Target
Ransomware-master/etc/Ransomware.Cerber.zip
-
Size
215KB
-
MD5
5c571c69dd75c30f95fe280ca6c624e9
-
SHA1
b0610fc5d35478c4b95c450b66d2305155776b56
-
SHA256
416774bf62d9612d11d561d7e13203a3cbc352382a8e382ade3332e3077e096c
-
SHA512
8e7b9a4a514506d9b8e0f50cc521f82b5816d4d9c27da65e4245e925ec74ac8f93f8fe006acbab5fcfd4970573b11d7ea049cc79fb14ad12a3ab6383a1c200b2
-
SSDEEP
3072:EJk9kcytz1Qg4kViSMoq9OsLvz8L5HINY8lYdeIX8woWJQHr6LqK2fU0MwL0b06R:EUkcyVlDq8rIblYomoWnvfp0g
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___HLWGHXN_.txt
cerber
http://p27dokhpz2n7nvgr.onion/3342-3B4A-67AB-0446-9BE4
http://p27dokhpz2n7nvgr.12hygy.top/3342-3B4A-67AB-0446-9BE4
http://p27dokhpz2n7nvgr.14ewqv.top/3342-3B4A-67AB-0446-9BE4
http://p27dokhpz2n7nvgr.14vvrc.top/3342-3B4A-67AB-0446-9BE4
http://p27dokhpz2n7nvgr.129p1t.top/3342-3B4A-67AB-0446-9BE4
http://p27dokhpz2n7nvgr.1apgrn.top/3342-3B4A-67AB-0446-9BE4
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___YPI8B5A6_.hta
cerber
Signatures
-
Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
-
Cerber family
-
Contacts a large (1100) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Modifies Windows Firewall 2 TTPs 2 IoCs
Processes:
netsh.exenetsh.exepid Process 1964 netsh.exe 2724 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cerber.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation cerber.exe -
Drops startup file 1 IoCs
Processes:
cerber.exedescription ioc Process File opened for modification \??\c:\users\admin\appdata\roaming\microsoft\word\startup\ cerber.exe -
Executes dropped EXE 1 IoCs
Processes:
cerber.exepid Process 4460 cerber.exe -
Drops file in System32 directory 38 IoCs
Processes:
cerber.exedescription ioc Process File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\outlook cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\steam cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\documents cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\excel cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\word cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\outlook cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\bitcoin cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\office cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\excel cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\steam cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\onenote cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\thunderbird cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft sql server cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\office cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\onenote cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\powerpoint cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\the bat! cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\the bat! cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\thunderbird cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\word cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\excel cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\office cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\bitcoin cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft sql server cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\word cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\office cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\powerpoint cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\word cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\desktop cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\excel cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\microsoft sql server cerber.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
cerber.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp554A.bmp" cerber.exe -
Drops file in Program Files directory 20 IoCs
Processes:
cerber.exedescription ioc Process File opened for modification \??\c:\program files (x86)\outlook cerber.exe File opened for modification \??\c:\program files\ cerber.exe File opened for modification \??\c:\program files (x86)\bitcoin cerber.exe File opened for modification \??\c:\program files (x86)\onenote cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\word cerber.exe File opened for modification \??\c:\program files (x86)\powerpoint cerber.exe File opened for modification \??\c:\program files (x86)\the bat! cerber.exe File opened for modification \??\c:\program files (x86)\thunderbird cerber.exe File opened for modification \??\c:\program files (x86)\excel cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\onenote cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\excel cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\powerpoint cerber.exe File opened for modification \??\c:\program files (x86)\word cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\outlook cerber.exe File opened for modification \??\c:\program files (x86)\office cerber.exe File opened for modification \??\c:\program files (x86)\steam cerber.exe File opened for modification \??\c:\program files (x86)\ cerber.exe File opened for modification \??\c:\program files (x86)\microsoft sql server cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\office cerber.exe -
Drops file in Windows directory 64 IoCs
Processes:
cerber.exedescription ioc Process File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\thunderbird cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\thunderbird cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\steam cerber.exe File opened for modification \??\c:\windows\ cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\documents cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\the bat! cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\documents cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\the bat! cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\thunderbird cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\thunderbird cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\the bat! cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\desktop cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\office cerber.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
Processes:
netsh.exenetsh.exedescription ioc Process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
PING.EXEcerber.exenetsh.exenetsh.exemshta.exeNOTEPAD.EXEcmd.exetaskkill.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cerber.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mshta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NOTEPAD.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
-
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid Process 1268 taskkill.exe -
Modifies registry class 1 IoCs
Processes:
cerber.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings cerber.exe -
Opens file in notepad (likely ransom note) 1 IoCs
Processes:
NOTEPAD.EXEpid Process 2452 NOTEPAD.EXE -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
7zFM.exepid Process 2256 7zFM.exe 2256 7zFM.exe 2256 7zFM.exe 2256 7zFM.exe 2256 7zFM.exe 2256 7zFM.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
7zFM.exepid Process 2256 7zFM.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
7zFM.execerber.exetaskkill.exedescription pid Process Token: SeRestorePrivilege 2256 7zFM.exe Token: 35 2256 7zFM.exe Token: SeSecurityPrivilege 2256 7zFM.exe Token: SeShutdownPrivilege 4460 cerber.exe Token: SeCreatePagefilePrivilege 4460 cerber.exe Token: SeDebugPrivilege 1268 taskkill.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
7zFM.exepid Process 2256 7zFM.exe 2256 7zFM.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
7zFM.execerber.execmd.exedescription pid Process procid_target PID 2256 wrote to memory of 4460 2256 7zFM.exe 101 PID 2256 wrote to memory of 4460 2256 7zFM.exe 101 PID 2256 wrote to memory of 4460 2256 7zFM.exe 101 PID 4460 wrote to memory of 1964 4460 cerber.exe 104 PID 4460 wrote to memory of 1964 4460 cerber.exe 104 PID 4460 wrote to memory of 1964 4460 cerber.exe 104 PID 4460 wrote to memory of 2724 4460 cerber.exe 106 PID 4460 wrote to memory of 2724 4460 cerber.exe 106 PID 4460 wrote to memory of 2724 4460 cerber.exe 106 PID 4460 wrote to memory of 1772 4460 cerber.exe 110 PID 4460 wrote to memory of 1772 4460 cerber.exe 110 PID 4460 wrote to memory of 1772 4460 cerber.exe 110 PID 4460 wrote to memory of 2452 4460 cerber.exe 111 PID 4460 wrote to memory of 2452 4460 cerber.exe 111 PID 4460 wrote to memory of 2452 4460 cerber.exe 111 PID 4460 wrote to memory of 3436 4460 cerber.exe 112 PID 4460 wrote to memory of 3436 4460 cerber.exe 112 PID 4460 wrote to memory of 3436 4460 cerber.exe 112 PID 3436 wrote to memory of 1268 3436 cmd.exe 114 PID 3436 wrote to memory of 1268 3436 cmd.exe 114 PID 3436 wrote to memory of 1268 3436 cmd.exe 114 PID 3436 wrote to memory of 844 3436 cmd.exe 117 PID 3436 wrote to memory of 844 3436 cmd.exe 117 PID 3436 wrote to memory of 844 3436 cmd.exe 117
Processes
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C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Ransomware-master\etc\Ransomware.Cerber.zip"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Users\Admin\AppData\Local\Temp\7zO0D87F7C8\cerber.exe"C:\Users\Admin\AppData\Local\Temp\7zO0D87F7C8\cerber.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Windows\SysWOW64\netsh.exeC:\Windows\system32\netsh.exe advfirewall set allprofiles state on3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1964
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C:\Windows\SysWOW64\netsh.exeC:\Windows\system32\netsh.exe advfirewall reset3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2724
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___HPSW_.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}3⤵
- System Location Discovery: System Language Discovery
PID:1772
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C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___94AF_.txt3⤵
- System Location Discovery: System Language Discovery
- Opens file in notepad (likely ransom note)
PID:2452
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3436 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im "cerber.exe"4⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1268
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C:\Windows\SysWOW64\PING.EXEping -n 1 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:844
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Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
1KB
MD5e77f6cc317ead28d6324f9c885a9020e
SHA158e8ae636018b7d158b9abc0238ac15318f4af01
SHA25691469ae47a0b1fe48d6be5c1b19bab6ccfe7d714dc86926455ea6b15556557be
SHA5122fcad5edcbcd4103a2b50a3e43b0f36eea47993a48c20ebb79a1977733e4d4162b7910c97e847159a6dbbfadaafc8da856a23f7684264626717adbca68d69167
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Filesize
75KB
MD58329a7a0a63ed69004e778104340a3cc
SHA1bf8a8ae1f9b1b5ff7ebd07b0da3889251f4673ba
SHA2568d999b23efb0a16432d6ed7e4e8be49f07a5e167fdf8385406713035f73484e5
SHA51247af1ab4d1d2da1e18654253d08729d5b467332199bccc679cb74a584b5e5e6444abf7aba39f713a70a15ae085c713a766fafa5813f5115df669a9715a8f9715
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Filesize
604KB
MD58b6bc16fd137c09a08b02bbe1bb7d670
SHA1c69a0f6c6f809c01db92ca658fcf1b643391a2b7
SHA256e67834d1e8b38ec5864cfa101b140aeaba8f1900a6e269e6a94c90fcbfe56678
SHA512b53d2cc0fe5fa52262ace9f6e6ea3f5ce84935009822a3394bfe49c4d15dfeaa96bfe10ce77ffa93dbf81e5428122aa739a94bc709f203bc346597004fd75a24