cerber | 022728f678d8dcc6cba20147595ed4099e9c98be0582c0f67518d5664e3b8523

Resubmissions

03-03-2024 01:34

240303-by6ttsbe94 10

03-03-2024 01:31

240303-bxkj7sbe62 7

Analysis

max time kernel
122s
max time network
146s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-03-2024 01:34

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General

Target

Ransomware/Cerber5.exe
Size

313KB
MD5

fe1bc60a95b2c2d77cd5d232296a7fa4
SHA1

c07dfdea8da2da5bad036e7c2f5d37582e1cf684
SHA256

b3e1e9d97d74c416c2a30dd11858789af5554cf2de62f577c13944a19623777d
SHA512

266c541a421878e1e175db5d94185c991cec5825a4bc50178f57264f3556080e6fe984ed0380acf022ce659aa1ca46c9a5e97efc25ff46cbfd67b9385fd75f89
SSDEEP

6144:nl578cxdGY87FohbnmM2i8ito7wTmCbL94KCT3OAmK:nl59zH8MiM2z+NLQBN

Score

10^/10

cerber discovery evasion ransomware

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___30KOM_.txt

Family

cerber

Ransom Note

Hi, I'am CRBR ENCRYPTOR ;) ----- ALL YOUR DOCUMENTS, PH0T0S, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ----- The only one way to decrypt your files is to receive the private key and decryption program. To receive the private key and decryption program go to any decrypted folder, inside there is the special file (*_R_E_A_D___T_H_I_S_*) with complete instructions how to decrypt your files. If you cannot find any (*_R_E_A_D___T_H_I_S_*) file at your PC, follow the instructions below: ----- 1. Download "Tor Browser" from https://www.torproject.org/ and install it. 2. In the "Tor Browser" open your personal page here: http://xpcx6erilkjced3j.onion/FBD4-9052-76A7-0098-B232 Note! This page is available via "Tor Browser" only. ----- Also you can use temporary addresses on your personal page without using "Tor Browser". ----- 1. http://xpcx6erilkjced3j.1n5mod.top/FBD4-9052-76A7-0098-B232 2. http://xpcx6erilkjced3j.19kdeh.top/FBD4-9052-76A7-0098-B232 3. http://xpcx6erilkjced3j.1mpsnr.top/FBD4-9052-76A7-0098-B232 4. http://xpcx6erilkjced3j.18ey8e.top/FBD4-9052-76A7-0098-B232 5. http://xpcx6erilkjced3j.17gcun.top/FBD4-9052-76A7-0098-B232 ----- Note! These are temporary addresses! They will be available for a limited amount of time! -----

URLs

http://xpcx6erilkjced3j.onion/FBD4-9052-76A7-0098-B232

http://xpcx6erilkjced3j.1n5mod.top/FBD4-9052-76A7-0098-B232

http://xpcx6erilkjced3j.19kdeh.top/FBD4-9052-76A7-0098-B232

http://xpcx6erilkjced3j.1mpsnr.top/FBD4-9052-76A7-0098-B232

http://xpcx6erilkjced3j.18ey8e.top/FBD4-9052-76A7-0098-B232

http://xpcx6erilkjced3j.17gcun.top/FBD4-9052-76A7-0098-B232

Signatures

Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
ransomware cerber
Blocklisted process makes network request 5 IoCs

Processes:

mshta.exe

flow pid process

2181 1076 mshta.exe
2184 1076 mshta.exe
2186 1076 mshta.exe
2188 1076 mshta.exe
2190 1076 mshta.exe
Contacts a large (1094) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Modifies Windows Firewall 2 TTPs 2 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exenetsh.exe

pid process

2732 netsh.exe
1916 netsh.exe

flow	pid	process
2181	1076	mshta.exe
2184	1076	mshta.exe
2186	1076	mshta.exe
2188	1076	mshta.exe
2190	1076	mshta.exe

pid	process
2732	netsh.exe
1916	netsh.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Cerber5.exe

description	ioc	process
File opened (read-only)	\??\b:	Cerber5.exe
File opened (read-only)	\??\e:	Cerber5.exe
File opened (read-only)	\??\l:	Cerber5.exe
File opened (read-only)	\??\n:	Cerber5.exe
File opened (read-only)	\??\v:	Cerber5.exe
File opened (read-only)	\??\y:	Cerber5.exe
File opened (read-only)	\??\a:	Cerber5.exe
File opened (read-only)	\??\h:	Cerber5.exe
File opened (read-only)	\??\s:	Cerber5.exe
File opened (read-only)	\??\w:	Cerber5.exe
File opened (read-only)	\??\x:	Cerber5.exe
File opened (read-only)	\??\m:	Cerber5.exe
File opened (read-only)	\??\p:	Cerber5.exe
File opened (read-only)	\??\q:	Cerber5.exe
File opened (read-only)	\??\t:	Cerber5.exe
File opened (read-only)	\??\z:	Cerber5.exe
File opened (read-only)	\??\g:	Cerber5.exe
File opened (read-only)	\??\i:	Cerber5.exe
File opened (read-only)	\??\j:	Cerber5.exe
File opened (read-only)	\??\k:	Cerber5.exe
File opened (read-only)	\??\o:	Cerber5.exe
File opened (read-only)	\??\r:	Cerber5.exe
File opened (read-only)	\??\u:	Cerber5.exe

Drops file in System32 directory 38 IoCs

Processes:

Cerber5.exe

description	ioc	process
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\excel	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\office	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\thunderbird	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\office	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\steam	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\excel	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\word	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\thunderbird	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\word	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\desktop	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\steam	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\local\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\appdata\roaming\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\SysWOW64\config\systemprofile\documents	Cerber5.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

Cerber5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp7C13.bmp"	Cerber5.exe

Drops file in Program Files directory 20 IoCs

Processes:

Cerber5.exe

description	ioc	process
File opened for modification	\??\c:\program files (x86)\microsoft\onenote	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\thunderbird	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\word	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\bitcoin	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\outlook	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\powerpoint	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\the bat!	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\excel	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\office	Cerber5.exe
File opened for modification	\??\c:\program files\	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\onenote	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\steam	Cerber5.exe
File opened for modification	\??\c:\program files (x86)\microsoft\powerpoint	Cerber5.exe

Drops file in Windows directory 64 IoCs

Processes:

Cerber5.exe

description	ioc	process
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\thunderbird	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\steam	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\documents	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\desktop	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\steam	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\steam	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\the bat!	Cerber5.exe
File opened for modification	\??\c:\windows\	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft sql server	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\microsoft\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\thunderbird	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\word	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\outlook	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\onenote	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\thunderbird	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\desktop	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\excel	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\powerpoint	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\office	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\documents	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\bitcoin	Cerber5.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft sql server	Cerber5.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2116 taskkill.exe
Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

mshta.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\Main mshta.exe

pid	process
2116	taskkill.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

mshta.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	mshta.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	mshta.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	mshta.exe

Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

1772 NOTEPAD.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1356 PING.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Cerber5.exetaskkill.exe

description pid process

Token: SeShutdownPrivilege 2872 Cerber5.exe
Token: SeDebugPrivilege 2116 taskkill.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Cerber5.exe

pid process

2872 Cerber5.exe

pid	process
1772	NOTEPAD.EXE

pid	process
1356	PING.EXE

description	pid	process
Token: SeShutdownPrivilege	2872	Cerber5.exe
Token: SeDebugPrivilege	2116	taskkill.exe

pid	process
2872	Cerber5.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

Cerber5.execmd.exe

description	pid	process	target process
PID 2872 wrote to memory of 2732	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 2732	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 2732	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 2732	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 1916	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 1916	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 1916	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 1916	2872	Cerber5.exe	netsh.exe
PID 2872 wrote to memory of 1076	2872	Cerber5.exe	mshta.exe
PID 2872 wrote to memory of 1076	2872	Cerber5.exe	mshta.exe
PID 2872 wrote to memory of 1076	2872	Cerber5.exe	mshta.exe
PID 2872 wrote to memory of 1076	2872	Cerber5.exe	mshta.exe
PID 2872 wrote to memory of 1772	2872	Cerber5.exe	NOTEPAD.EXE
PID 2872 wrote to memory of 1772	2872	Cerber5.exe	NOTEPAD.EXE
PID 2872 wrote to memory of 1772	2872	Cerber5.exe	NOTEPAD.EXE
PID 2872 wrote to memory of 1772	2872	Cerber5.exe	NOTEPAD.EXE
PID 2872 wrote to memory of 3036	2872	Cerber5.exe	cmd.exe
PID 2872 wrote to memory of 3036	2872	Cerber5.exe	cmd.exe
PID 2872 wrote to memory of 3036	2872	Cerber5.exe	cmd.exe
PID 2872 wrote to memory of 3036	2872	Cerber5.exe	cmd.exe
PID 3036 wrote to memory of 2116	3036	cmd.exe	taskkill.exe
PID 3036 wrote to memory of 2116	3036	cmd.exe	taskkill.exe
PID 3036 wrote to memory of 2116	3036	cmd.exe	taskkill.exe
PID 3036 wrote to memory of 2116	3036	cmd.exe	taskkill.exe
PID 3036 wrote to memory of 1356	3036	cmd.exe	PING.EXE
PID 3036 wrote to memory of 1356	3036	cmd.exe	PING.EXE
PID 3036 wrote to memory of 1356	3036	cmd.exe	PING.EXE
PID 3036 wrote to memory of 1356	3036	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\Ransomware\Cerber5.exe
"C:\Users\Admin\AppData\Local\Temp\Ransomware\Cerber5.exe"
1⤵
- Enumerates connected drives
- 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:2872

C:\Windows\SysWOW64\netsh.exe
C:\Windows\system32\netsh.exe advfirewall set allprofiles state on
2⤵
- Modifies Windows Firewall
PID:2732

C:\Windows\SysWOW64\netsh.exe
C:\Windows\system32\netsh.exe advfirewall reset
2⤵
- Modifies Windows Firewall
PID:1916

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___21D4KX_.hta"
2⤵
- Blocklisted process makes network request
- Modifies Internet Explorer settings
- Modifies system certificate store
PID:1076

C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___30KOM_.txt
2⤵
- Opens file in notepad (likely ransom note)
PID:1772

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /d /c taskkill /f /im "C" > NUL & ping -n 1 127.0.0.1 > NUL & del "C" > NUL && exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3036

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /im "C"
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2116

C:\Windows\SysWOW64\PING.EXE
ping -n 1 127.0.0.1
3⤵
- Runs ping.exe
PID:1356

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Network Service Discovery

T1046

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

T1491

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA31A.tmp
Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___21D4KX_.hta
Filesize
76KB

MD5
f21f04d174f6ad2fddb82a90bbaf75b1

SHA1
bdc03abce49e78cfb87e16c55b959168afa5e00c

SHA256
33294a68400afa7452795ba0a5bcc62e50eee36e409e5dca5553456e44999798

SHA512
815aedf887a1fd2a4bae66b1dfd9cb1983c64efc926167d97c96c90e540ec3262e607a79e25705ec9d0afb0d30cf763a60d93cb6d993b82b39a66875a6172c00

Download Submit
C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___30KOM_.txt
Filesize
1KB

MD5
c2c91d42ff7b5568dd9b01d20fe67b4f

SHA1
79a085bd83d4fe3cedaf3411c2d46d8d387a0a51

SHA256
c39bcd9258b55d27d9aaee63dbe1ebb3b19fe5762653b21cab85d2698bfc8bb9

SHA512
b228ad098342b327d09ebb81ae74dacdb974c46183de92abdf0d80ae2f58c85c285b6477e9d5e083628e0e568d405b7f0018f6853f5fa11698d56d9a2d5c6fc8

Download Submit
memory/2872-5-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-25-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-29-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-99-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-14-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-0-0x00000000002E0000-0x0000000000311000-memory.dmp

Filesize
196KB

Download
memory/2872-135-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-2-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2872-1-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download