6fb7ad54048b9523aa5e4c2f9da82c108fbcb3a5e3cb7376e2668b30768c1785

Analysis

max time kernel
90s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
24-05-2024 19:57

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General

Target

SafeExamBrowser-3.3.2/Safe Exam Browser.app/Contents/Resources/Base.lproj/PreferencesExam.nib
Size

51KB
MD5

4d1de74a0477d8b648d95971c6bc1187
SHA1

a98bbcf84f25fddd10f62a965bfee4e1badda9eb
SHA256

8504ad2e2bff614cdc7b1f31cbb741d57bcf5f90bf10639ec0f06c817b4a946c
SHA512

c5af109f9e161a1721502326816c1419ea24a35e506f74b7a62d120eec9e796c00a7cfcdc4524f45cca167f6abe77052bd90d178bfe07d583bd3c7b25b073ca2
SSDEEP

768:NMWSepC0oRUYyhe8+S/WjjlR5TjGYFV7EYQEjyHcehaysiKMvsim2/:6epdoKE8+S/Ef7L78IysiKMvsimU

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 2 IoCs

Processes:

cmd.exeOpenWith.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

4596 OpenWith.exe

pid	process
4596	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\SafeExamBrowser-3.3.2\Safe Exam Browser.app\Contents\Resources\Base.lproj\PreferencesExam.nib"
1⤵
- Modifies registry class
PID:2492

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4596

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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