e6bcd78acc58e841abc3c1088b1c72cfe1b133e3f6a13b14f3d55fbd0a50533b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24-12-2023 16:08

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General

Target

04fb5cc82c95084bdc0917c8e075e695.dll
Size

320KB
MD5

04fb5cc82c95084bdc0917c8e075e695
SHA1

9fd01d44625937c6a52e8c2ac64630cbaca30a0f
SHA256

e6bcd78acc58e841abc3c1088b1c72cfe1b133e3f6a13b14f3d55fbd0a50533b
SHA512

e6638184dac8a216690cfd3ebf0e7368df1def0c13df2385389c2d1e9709737e407ae394f87d537a826a5dc61438339e2ea9d19213674b83474360ce6243a4c9
SSDEEP

6144:3OsTbexTfao5qgARPrTFFoKfoV1G2n5Dbv+QSNp2E2ClsalDeOy:3OsoLaGqTrTFFoKfoa2nNz+bNp2E2asg

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	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15
PID 2964 wrote to memory of 2980	2964	rundll32.exe	15

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04fb5cc82c95084bdc0917c8e075e695.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\04fb5cc82c95084bdc0917c8e075e695.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  PID:2980

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

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Downloads

memory/2980-3-0x0000000000720000-0x000000000076F000-memory.dmp

Filesize
316KB

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memory/2980-0-0x0000000000720000-0x000000000076F000-memory.dmp

Filesize
316KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads