bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7

General

Target

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
Size

150KB
MD5

c72eab8f82ffaebe359824558ae0e994
SHA1

2c5a784db6830ca6b6f7bc833b4125ee577da024
SHA256

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7
SHA512

a033d9883596326d32ba716e2c32ddc99f5656bbaa59c8ab571fbf5ff370854508d75bb51cb38df76953df5da27a0ff8ea1d1d9808da563ceca64d3a431eae6a

Score

6^/10

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows\CurrentVersion\Run	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe"	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

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
T1067

Processes:

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

description ioc process

File opened for modification \??\PhysicalDrive0 bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1476 1388 WerFault.exe bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2996 schtasks.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

pid	pid_target	process	target process
1476	1388	WerFault.exe	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

pid	process
2996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

pid	process
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe
1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

description pid process

Token: SeDebugPrivilege 1388 bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

description	pid	process
Token: SeDebugPrivilege	1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe

description	pid	process	target process
PID 1388 wrote to memory of 2996	1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe	schtasks.exe
PID 1388 wrote to memory of 2996	1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe	schtasks.exe
PID 1388 wrote to memory of 2996	1388	bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe	schtasks.exe

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /Create /TN wininit /ru SYSTEM /SC ONSTART /TR "C:\Users\Admin\AppData\Local\Temp\bc8c6b5788dea27e4052a5023a3f13fb4edee9e190f39d080db89fe5a2fc75d7.exe"
2⤵
- Creates scheduled task(s)
PID:2996