ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857

Analysis

Target

ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe
Size

956KB
MD5

12e9e3774283aa4f87f6d4db635c1bd7
SHA1

49993d7850143f9aa6beb1fad9d13eeaed0c53ca
SHA256

ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857
SHA512

e3aaad8a5804f9ad090a9d184a90acb235d74d14016e8b0c6c584b51e59507ea52c641d14d9a66e7738a3a775cb54da597ede38520f74375cd30109502053ccc

Score

8^/10

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

Processes:

resource	yara_rule
behavioral2/memory/3644-130-0x0000000010000000-0x000000001000B000-memory.dmp	upx
behavioral2/memory/3644-131-0x0000000010000000-0x000000001000B000-memory.dmp	upx

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:

ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe

description ioc process

File opened for modification \??\PhysicalDrive0 ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2692 3644 WerFault.exe ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe

pid	pid_target	process	target process
2692	3644	WerFault.exe	ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe

C:\Users\Admin\AppData\Local\Temp\ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe
"C:\Users\Admin\AppData\Local\Temp\ca166110b7ac7fdbbb00b24f9e83d95e6c46fa274223ff3771e9d3e685473857.exe"
1⤵
- Writes to the Master Boot Record (MBR)
PID:3644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3644 -s 572
  2⤵
  - Program crash
  PID:2692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3644 -ip 3644
1⤵
PID:2420

Initial Access

Execution

Persistence

Bootkit

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/3644-130-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download
memory/3644-131-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download