cerber | e67834d1e8b38ec5864cfa101b140aeaba8f1900a6e269e6a94c90fcbfe56678

Analysis

max time kernel
1563s
max time network
1568s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/02/2024, 14:13

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General

Target

cerber.exe
Size

604KB
MD5

8b6bc16fd137c09a08b02bbe1bb7d670
SHA1

c69a0f6c6f809c01db92ca658fcf1b643391a2b7
SHA256

e67834d1e8b38ec5864cfa101b140aeaba8f1900a6e269e6a94c90fcbfe56678
SHA512

b53d2cc0fe5fa52262ace9f6e6ea3f5ce84935009822a3394bfe49c4d15dfeaa96bfe10ce77ffa93dbf81e5428122aa739a94bc709f203bc346597004fd75a24
SSDEEP

6144:yYghlI5/u8f1mr+4RJ99MpDa52RX5wRDhOOU0qsR:yYKlYmDXEpDHRXP01

Score

10^/10

cerber discovery evasion ransomware

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___XT5YWE_.txt

Family

cerber

Ransom Note

CERBER RANSOMWARE ----- YOUR DOCUMENTS, PH0TOS, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ----- The only way to decrypt y0ur 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 (*_READ_THIS_FILE_*) with complete instructions how to decrypt your files. If you cannot find any (*_READ_THIS_FILE_*) 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://p27dokhpz2n7nvgr.onion/91D7-7A7B-B1A4-0446-9640 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://p27dokhpz2n7nvgr.12hygy.top/91D7-7A7B-B1A4-0446-9640 2. http://p27dokhpz2n7nvgr.14ewqv.top/91D7-7A7B-B1A4-0446-9640 3. http://p27dokhpz2n7nvgr.14vvrc.top/91D7-7A7B-B1A4-0446-9640 4. http://p27dokhpz2n7nvgr.129p1t.top/91D7-7A7B-B1A4-0446-9640 5. http://p27dokhpz2n7nvgr.1apgrn.top/91D7-7A7B-B1A4-0446-9640 ----- Note! These are temporary addresses! They will be available for a limited amount of time! -----

URLs

http://p27dokhpz2n7nvgr.onion/91D7-7A7B-B1A4-0446-9640

http://p27dokhpz2n7nvgr.12hygy.top/91D7-7A7B-B1A4-0446-9640

http://p27dokhpz2n7nvgr.14ewqv.top/91D7-7A7B-B1A4-0446-9640

http://p27dokhpz2n7nvgr.14vvrc.top/91D7-7A7B-B1A4-0446-9640

http://p27dokhpz2n7nvgr.129p1t.top/91D7-7A7B-B1A4-0446-9640

http://p27dokhpz2n7nvgr.1apgrn.top/91D7-7A7B-B1A4-0446-9640

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

flow	pid	Process
2181	2236	mshta.exe
2184	2236	mshta.exe
2186	2236	mshta.exe
2188	2236	mshta.exe
2190	2236	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

pid	Process
2432	netsh.exe
2812	netsh.exe

Deletes itself 1 IoCs

pid	Process
2016	cmd.exe

Drops file in System32 directory 38 IoCs

description	ioc	Process
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\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\roaming\microsoft\excel	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\steam	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\local\microsoft\powerpoint	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\office	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\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\local\excel	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\office	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\word	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\microsoft\powerpoint	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\desktop	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\microsoft sql server	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\microsoft\outlook	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\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\appdata\local\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\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\onenote	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\powerpoint	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

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp867E.bmp"	cerber.exe

Drops file in Program Files directory 20 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files (x86)\	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)\office	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\	cerber.exe
File opened for modification	\??\c:\program files (x86)\microsoft\outlook	cerber.exe
File opened for modification	\??\c:\program files (x86)\microsoft\powerpoint	cerber.exe
File opened for modification	\??\c:\program files (x86)\steam	cerber.exe
File opened for modification	\??\c:\program files (x86)\microsoft\onenote	cerber.exe
File opened for modification	\??\c:\program files (x86)\microsoft\word	cerber.exe
File opened for modification	\??\c:\program files (x86)\onenote	cerber.exe
File opened for modification	\??\c:\program files (x86)\bitcoin	cerber.exe
File opened for modification	\??\c:\program files (x86)\excel	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
File opened for modification	\??\c:\program files (x86)\microsoft\microsoft sql server	cerber.exe
File opened for modification	\??\c:\program files (x86)\outlook	cerber.exe
File opened for modification	\??\c:\program files (x86)\powerpoint	cerber.exe

Drops file in Windows directory 64 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\onenote	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\excel	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\localservice\appdata\local\microsoft\word	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\onenote	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\bitcoin	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\desktop	cerber.exe
File opened for modification	\??\c:\windows\	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\bitcoin	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\excel	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\outlook	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\steam	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\thunderbird	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\bitcoin	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\local\microsoft\office	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\onenote	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\office	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\outlook	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\excel	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\microsoft\office	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\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\serviceprofiles\localservice\desktop	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\roaming\microsoft\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\localservice\appdata\local\outlook	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\powerpoint	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\excel	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\outlook	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\local\microsoft\office	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\onenote	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\powerpoint	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\powerpoint	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\thunderbird	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\word	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\excel	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\microsoft\word	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\thunderbird	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\roaming\word	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\onenote	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\microsoft\powerpoint	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\word	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\local\microsoft\excel	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\roaming\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\roaming\microsoft\powerpoint	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\appdata\local\office	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\word	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\networkservice\documents	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\thunderbird	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\appdata\local\microsoft\powerpoint	cerber.exe
File opened for modification	\??\c:\windows\serviceprofiles\localservice\documents	cerber.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

pid	Process
2004	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\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

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

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1960	NOTEPAD.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2440	PING.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2372	cerber.exe
Token: SeDebugPrivilege	2004	taskkill.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2372	cerber.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2432	2372	cerber.exe	28
PID 2372 wrote to memory of 2432	2372	cerber.exe	28
PID 2372 wrote to memory of 2432	2372	cerber.exe	28
PID 2372 wrote to memory of 2432	2372	cerber.exe	28
PID 2372 wrote to memory of 2812	2372	cerber.exe	30
PID 2372 wrote to memory of 2812	2372	cerber.exe	30
PID 2372 wrote to memory of 2812	2372	cerber.exe	30
PID 2372 wrote to memory of 2812	2372	cerber.exe	30
PID 2372 wrote to memory of 2236	2372	cerber.exe	32
PID 2372 wrote to memory of 2236	2372	cerber.exe	32
PID 2372 wrote to memory of 2236	2372	cerber.exe	32
PID 2372 wrote to memory of 2236	2372	cerber.exe	32
PID 2372 wrote to memory of 1960	2372	cerber.exe	33
PID 2372 wrote to memory of 1960	2372	cerber.exe	33
PID 2372 wrote to memory of 1960	2372	cerber.exe	33
PID 2372 wrote to memory of 1960	2372	cerber.exe	33
PID 2372 wrote to memory of 2016	2372	cerber.exe	35
PID 2372 wrote to memory of 2016	2372	cerber.exe	35
PID 2372 wrote to memory of 2016	2372	cerber.exe	35
PID 2372 wrote to memory of 2016	2372	cerber.exe	35
PID 2016 wrote to memory of 2004	2016	cmd.exe	37
PID 2016 wrote to memory of 2004	2016	cmd.exe	37
PID 2016 wrote to memory of 2004	2016	cmd.exe	37
PID 2016 wrote to memory of 2004	2016	cmd.exe	37
PID 2016 wrote to memory of 2440	2016	cmd.exe	39
PID 2016 wrote to memory of 2440	2016	cmd.exe	39
PID 2016 wrote to memory of 2440	2016	cmd.exe	39
PID 2016 wrote to memory of 2440	2016	cmd.exe	39

C:\Users\Admin\AppData\Local\Temp\cerber.exe
"C:\Users\Admin\AppData\Local\Temp\cerber.exe"
1⤵
- 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:2372
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\system32\netsh.exe advfirewall set allprofiles state on
  2⤵
  - Modifies Windows Firewall
  PID:2432
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\system32\netsh.exe advfirewall reset
  2⤵
  - Modifies Windows Firewall
  PID:2812
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___9ZES7QQX_.hta"
  2⤵
  - Blocklisted process makes network request
  - Modifies Internet Explorer settings
  - Modifies system certificate store
  PID:2236
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___XT5YWE_.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1960
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im "cerber.exe"
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2004
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 1 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabAC58.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarACB8.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___9ZES7QQX_.hta

Filesize
75KB

MD5
4c7cff23be56f39fb42597e7f61dcaf3

SHA1
ba8e8c3a61790dfe3cd81def850f3df5767523a2

SHA256
dfb574eab48e2d6eb12b2bfd11242be40fbc835c3014489b30b893eea97d9b45

SHA512
bc5d9a197c57db2e5fca6e3b02daf925fd2b33d2d944ac3a5b5995633db9912e3fec992cd555717b5ee5df2fee2dc429803d4fbcb8896609f1f4b25aa3f88c8d

Download Submit
C:\Users\Admin\Desktop\_R_E_A_D___T_H_I_S___XT5YWE_.txt

Filesize
1KB

MD5
e50269b568f9c6d4560bc896acc82f2f

SHA1
d1ee7d25f4079b4628c566ee3fa9c7acd3811a77

SHA256
aa9f60120cad3e0bc034bc95ff93478a1f6b7667ed4a7c0cc99451ec534e94f3

SHA512
d2bb7c5be2c31516806d0151edc22fb05b5d1f1a1a2212a9dcb9861bc0170b2422d7d7d50925e40d8ea7933ae214787e2b251604f544b00b65bff32b7213501c

Download Submit
memory/2372-9-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-11-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-13-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-22-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-31-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-36-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-93-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-0-0x0000000000230000-0x0000000000261000-memory.dmp

Filesize
196KB

Download
memory/2372-5-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-134-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-2-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2372-1-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads