Analysis
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max time kernel
118s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240708-es -
resource tags
arch:x64arch:x86image:win7-20240708-eslocale:es-esos:windows7-x64systemwindows -
submitted
10-07-2024 08:17
Static task
static1
Behavioral task
behavioral1
Sample
cerber.exe
Resource
win7-20240708-es
Behavioral task
behavioral2
Sample
cerber.exe
Resource
win10v2004-20240709-es
General
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Target
cerber.exe
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Size
604KB
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MD5
8b6bc16fd137c09a08b02bbe1bb7d670
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SHA1
c69a0f6c6f809c01db92ca658fcf1b643391a2b7
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SHA256
e67834d1e8b38ec5864cfa101b140aeaba8f1900a6e269e6a94c90fcbfe56678
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SHA512
b53d2cc0fe5fa52262ace9f6e6ea3f5ce84935009822a3394bfe49c4d15dfeaa96bfe10ce77ffa93dbf81e5428122aa739a94bc709f203bc346597004fd75a24
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SSDEEP
6144:yYghlI5/u8f1mr+4RJ99MpDa52RX5wRDhOOU0qsR:yYKlYmDXEpDHRXP01
Malware Config
Extracted
C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___3CD9_.txt
cerber
http://p27dokhpz2n7nvgr.onion/5656-B32C-C329-0446-9D7E
http://p27dokhpz2n7nvgr.12hygy.top/5656-B32C-C329-0446-9D7E
http://p27dokhpz2n7nvgr.14ewqv.top/5656-B32C-C329-0446-9D7E
http://p27dokhpz2n7nvgr.14vvrc.top/5656-B32C-C329-0446-9D7E
http://p27dokhpz2n7nvgr.129p1t.top/5656-B32C-C329-0446-9D7E
http://p27dokhpz2n7nvgr.1apgrn.top/5656-B32C-C329-0446-9D7E
Signatures
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Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
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Blocklisted process makes network request 5 IoCs
flow pid Process 2181 880 mshta.exe 2184 880 mshta.exe 2186 880 mshta.exe 2188 880 mshta.exe 2190 880 mshta.exe -
Contacts a large (1095) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Modifies Windows Firewall 2 TTPs 2 IoCs
pid Process 1928 netsh.exe 2092 netsh.exe -
Deletes itself 1 IoCs
pid Process 2100 cmd.exe -
Drops startup file 1 IoCs
description ioc Process File opened for modification \??\c:\users\admin\appdata\roaming\microsoft\word\startup\ cerber.exe -
Drops file in System32 directory 38 IoCs
description ioc Process File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\desktop 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\roaming\steam 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\documents 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\local\microsoft\powerpoint 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\excel 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\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\thunderbird 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\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\local\outlook 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 sql server 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\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\roaming\microsoft\onenote 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\local\microsoft\outlook 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\excel 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\roaming\microsoft\microsoft sql server 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\roaming\bitcoin 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\roaming\microsoft\powerpoint 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\roaming\microsoft\office 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\appdata\local\the bat! cerber.exe File opened for modification \??\c:\windows\SysWOW64\config\systemprofile\appdata\local\word cerber.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpFFA3.bmp" cerber.exe -
Drops file in Program Files directory 20 IoCs
description ioc Process File opened for modification \??\c:\program files (x86)\office cerber.exe File opened for modification \??\c:\program files (x86)\onenote cerber.exe File opened for modification \??\c:\program files (x86)\powerpoint cerber.exe File opened for modification \??\c:\program files (x86)\steam cerber.exe File opened for modification \??\c:\program files (x86)\word cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\office cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\powerpoint cerber.exe File opened for modification \??\c:\program files (x86)\ 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\onenote cerber.exe File opened for modification \??\c:\program files (x86)\outlook cerber.exe File opened for modification \??\c:\program files (x86)\the bat! 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)\microsoft\microsoft sql server cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\outlook cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\word cerber.exe File opened for modification \??\c:\program files (x86)\microsoft sql server cerber.exe File opened for modification \??\c:\program files (x86)\microsoft\excel cerber.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\outlook 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\roaming\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\bitcoin cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\the bat! cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\thunderbird 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\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\desktop cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\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\local\outlook 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\thunderbird cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\documents cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\outlook cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\word 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\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\thunderbird 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\local\the bat! cerber.exe File opened for modification \??\c:\windows\ 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\microsoft\office 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\powerpoint cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\steam cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\bitcoin 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\localservice\appdata\local\microsoft\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\steam 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\office cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft sql server cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\onenote cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\powerpoint 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\word cerber.exe File opened for modification \??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft sql server 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\desktop 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\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\local\excel cerber.exe File opened for modification \??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft sql server 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.
description ioc Process 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 Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
Kills process with taskkill 1 IoCs
pid Process 2220 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main mshta.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 1864 NOTEPAD.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1496 PING.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2056 cerber.exe Token: SeDebugPrivilege 2220 taskkill.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 880 mshta.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2056 cerber.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2056 wrote to memory of 1928 2056 cerber.exe 30 PID 2056 wrote to memory of 1928 2056 cerber.exe 30 PID 2056 wrote to memory of 1928 2056 cerber.exe 30 PID 2056 wrote to memory of 1928 2056 cerber.exe 30 PID 2056 wrote to memory of 2092 2056 cerber.exe 33 PID 2056 wrote to memory of 2092 2056 cerber.exe 33 PID 2056 wrote to memory of 2092 2056 cerber.exe 33 PID 2056 wrote to memory of 2092 2056 cerber.exe 33 PID 2056 wrote to memory of 880 2056 cerber.exe 36 PID 2056 wrote to memory of 880 2056 cerber.exe 36 PID 2056 wrote to memory of 880 2056 cerber.exe 36 PID 2056 wrote to memory of 880 2056 cerber.exe 36 PID 2056 wrote to memory of 1864 2056 cerber.exe 37 PID 2056 wrote to memory of 1864 2056 cerber.exe 37 PID 2056 wrote to memory of 1864 2056 cerber.exe 37 PID 2056 wrote to memory of 1864 2056 cerber.exe 37 PID 2056 wrote to memory of 2100 2056 cerber.exe 38 PID 2056 wrote to memory of 2100 2056 cerber.exe 38 PID 2056 wrote to memory of 2100 2056 cerber.exe 38 PID 2056 wrote to memory of 2100 2056 cerber.exe 38 PID 2100 wrote to memory of 2220 2100 cmd.exe 40 PID 2100 wrote to memory of 2220 2100 cmd.exe 40 PID 2100 wrote to memory of 2220 2100 cmd.exe 40 PID 2100 wrote to memory of 2220 2100 cmd.exe 40 PID 2100 wrote to memory of 1496 2100 cmd.exe 42 PID 2100 wrote to memory of 1496 2100 cmd.exe 42 PID 2100 wrote to memory of 1496 2100 cmd.exe 42 PID 2100 wrote to memory of 1496 2100 cmd.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\cerber.exe"C:\Users\Admin\AppData\Local\Temp\cerber.exe"1⤵
- Drops startup file
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2056 -
C:\Windows\SysWOW64\netsh.exeC:\Windows\system32\netsh.exe advfirewall set allprofiles state on2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:1928
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C:\Windows\SysWOW64\netsh.exeC:\Windows\system32\netsh.exe advfirewall reset2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:2092
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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___FI5VJ_.hta"2⤵
- Blocklisted process makes network request
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:880
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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___3CD9_.txt2⤵
- Opens file in notepad (likely ransom note)
PID:1864
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im "cerber.exe"3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2220
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C:\Windows\SysWOW64\PING.EXEping -n 1 127.0.0.13⤵
- Runs ping.exe
PID:1496
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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
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
1KB
MD59a88f024e35e61d8865d696d76d82e1a
SHA1e206e92e9d8c64fd65ebb234de35edd851edfae3
SHA2561491c154f04321c55e4265331c642c7abb6b7a372fab68c26e3b564b0030027a
SHA51291fa51aca14e1fc0003c91588ebbcd6dbe7aae0f2f3cf4e516c6a6c9ac57a5e3c2286de2b01a4ca2240d1cb98a480f910f799183926dd1fd3ea0dd465f4f4ba0
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Filesize
75KB
MD569fd414ba46b1892837a5a2475e095f1
SHA1b212ddc6c557805fd8ff52759e89acac4d051a87
SHA2565c018d40e56d7adc98f4e3621f5450f61fe7fa3e819e6faa73decb8b14c8d0f8
SHA5123cf670533e627a92f34ba7e8126f49fdd1cedb37ae0430168726b7dda75224c5c851de9b21e9e93112fb5eb2b0c867ca20ec77b01c341335ed918aafe1e359d1