b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522

Analysis

max time kernel
63s
max time network
46s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 17:53

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General

Target

b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe
Size

149KB
MD5

9be80d7abe257d5cf28e2540425c3c2f
SHA1

3e007c27bf5a3f3491dd488fd6912d30769dbcce
SHA256

b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522
SHA512

97898a48febb4a95d8d903321b229ec63ebefd669866d7e31a0766252b6f35db8aea5e362cd8cf158cac8486905f5b1f8d794c49e4d99b02905986290dae6cdb
SSDEEP

3072:3SXn/FkL6ha9DzzL5DBk3zqHpS/5pctd1K6otWuQz0R2PPxb63FWMnzJ:CXn/Fk2h0Hv5NimJLtHKtPR2VUksJ

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

T1067

description	ioc	Process
File opened for modification	\??\physicaldrive0	b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
956	b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	956	b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe

C:\Users\Admin\AppData\Local\Temp\b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe
"C:\Users\Admin\AppData\Local\Temp\b40c631a1888f8f2bdf9b9358a3befcc5729386822424f697fc06255a1420522.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/956-54-0x0000000076561000-0x0000000076563000-memory.dmp

Filesize
8KB

Download
memory/956-55-0x0000000000630000-0x0000000000652000-memory.dmp

Filesize
136KB

Download