0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb

General

Target

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
Size

142KB
MD5

26bc9ac07fb387b9ebd9959db113f20b
SHA1

020cdfde82fa627033abf9146f34c843a43b19a4
SHA256

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb
SHA512

8d8f532e33551af07d7439453a98d4f084b8b00142461401d5e766d83686940a312fecccf3134ea6a485e1510d21434f6c874100b41d089c99268d07669119ea

Score

6^/10

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe"	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows\CurrentVersion\Run	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.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:

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

description ioc process

File opened for modification \??\PhysicalDrive0 0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

312 4044 WerFault.exe 0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.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

2784 schtasks.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

pid	pid_target	process	target process
312	4044	WerFault.exe	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

pid	process
2784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

pid	process
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe
4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

description pid process

Token: SeDebugPrivilege 4044 0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

description	pid	process
Token: SeDebugPrivilege	4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe

description	pid	process	target process
PID 4044 wrote to memory of 2784	4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe	schtasks.exe
PID 4044 wrote to memory of 2784	4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe	schtasks.exe
PID 4044 wrote to memory of 2784	4044	0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe	schtasks.exe

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /Create /TN "Windows Update" /ru SYSTEM /SC ONSTART /TR "C:\Users\Admin\AppData\Local\Temp\0efa81a624699a543b59a0eda0fdf34b62822513830fdb14bf0fbdc566a476bb.exe"
2⤵
- Creates scheduled task(s)
PID:2784