4770469236c17651d1842cc36004bc13ff8aa6fd658cdd6ebc0aa45de15a94bc

Analysis

max time kernel
140s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 21:46

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General

Target

51b403a697ce08a116160705495eeb24.exe
Size

329KB
MD5

51b403a697ce08a116160705495eeb24
SHA1

7aaf9daedd0b15ef209a747bf1a21608ab0411d2
SHA256

4770469236c17651d1842cc36004bc13ff8aa6fd658cdd6ebc0aa45de15a94bc
SHA512

b3f9a34ceedd9f712749a5169004069295b13afaabadefbf6ae137aa3bed04fa4ae2c32d1a8f2b00715c42f641cd39649002e599e6595a9ed242069ae356b0c7
SSDEEP

6144:Ph3Cy0seF78sWog3r3HHuEZ20BuMpZd9nVW5GJZ2tNYLj8MfsICENSDp+M:pwpF7gbXuEZ2DMpRVzYKj86sIvNS

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	51b403a697ce08a116160705495eeb24.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	51b403a697ce08a116160705495eeb24.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	51b403a697ce08a116160705495eeb24.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	51b403a697ce08a116160705495eeb24.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1988	51b403a697ce08a116160705495eeb24.exe

Suspicious behavior: MapViewOfSection 21 IoCs

pid	Process
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe
1988	51b403a697ce08a116160705495eeb24.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1988	51b403a697ce08a116160705495eeb24.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1988	51b403a697ce08a116160705495eeb24.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 372	1988	51b403a697ce08a116160705495eeb24.exe	24
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 388	1988	51b403a697ce08a116160705495eeb24.exe	23
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 424	1988	51b403a697ce08a116160705495eeb24.exe	22
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 468	1988	51b403a697ce08a116160705495eeb24.exe	21
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 484	1988	51b403a697ce08a116160705495eeb24.exe	1
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 492	1988	51b403a697ce08a116160705495eeb24.exe	20
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 604	1988	51b403a697ce08a116160705495eeb24.exe	19
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 680	1988	51b403a697ce08a116160705495eeb24.exe	18
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 740	1988	51b403a697ce08a116160705495eeb24.exe	17
PID 1988 wrote to memory of 804	1988	51b403a697ce08a116160705495eeb24.exe	16

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:484

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
PID:992

C:\Windows\system32\sppsvc.exe
C:\Windows\system32\sppsvc.exe
1⤵
PID:2472

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
1⤵
PID:2148

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2520

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1404
- C:\Users\Admin\AppData\Local\Temp\51b403a697ce08a116160705495eeb24.exe
  "C:\Users\Admin\AppData\Local\Temp\51b403a697ce08a116160705495eeb24.exe"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1988

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1340

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1256

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
1⤵
PID:620

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:108

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService
1⤵
PID:300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs
1⤵
PID:832

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
1⤵
PID:804

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:740

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS
1⤵
PID:680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:604

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:492

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:468

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:424

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:388

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1988-0-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1988-2-0x0000000077C9F000-0x0000000077CA0000-memory.dmp

Filesize
4KB

Download
memory/1988-1-0x0000000077CA0000-0x0000000077CA1000-memory.dmp

Filesize
4KB

Download
memory/1988-4-0x0000000077C80000-0x0000000077E00000-memory.dmp

Filesize
1.5MB

Download
memory/1988-5-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-6-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-8-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-10-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-11-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-13-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-14-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-16-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-18-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-19-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-21-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-23-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-25-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-26-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-24-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-22-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-20-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-17-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-15-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-12-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-9-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-27-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-28-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-30-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-32-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/1988-33-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

Filesize
4KB

Download
memory/1988-31-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-29-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-34-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-35-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1988-37-0x0000000077C80000-0x0000000077E00000-memory.dmp

Filesize
1.5MB

Download
memory/1988-38-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-39-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-40-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-43-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-44-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-46-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-48-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-50-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-51-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-52-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-54-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-55-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-57-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-56-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-53-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-49-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-47-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-45-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-42-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-41-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-58-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/1988-66-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1988-69-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download