e92f6b496d814a6d0dba13353508890390157a06ee7428b282b9a3615b91a5d8

Analysis

max time kernel
52s
max time network
21s
platform
windows7_x64
resource
win7-20230712-es
resource tags

arch:x64arch:x86image:win7-20230712-eslocale:es-esos:windows7-x64systemwindows
submitted
23/08/2023, 02:46

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General

Target

bootsqm.dat
Size

3KB
MD5

06506b66082704af93dfeeb3681a933f
SHA1

800dd6bc11c4306d2e56ee2879649e0fa26c26d6
SHA256

e92f6b496d814a6d0dba13353508890390157a06ee7428b282b9a3615b91a5d8
SHA512

19a134aaeb0aefa09a0bae2a1319b61bf7f26385258a77eb0eaec05e86f738b36a6c72d8513c5cd74f659b8fe96c17d0787c7d4f2ae5738531be4eccb9687bfd

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2808	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2808	2412	cmd.exe	29
PID 2412 wrote to memory of 2808	2412	cmd.exe	29
PID 2412 wrote to memory of 2808	2412	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\bootsqm.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bootsqm.dat
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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