db68a256e683219233308d3c031f2b87f45f5ce3708683b9d9181ebcaa5bae98

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
17/05/2024, 00:33

Target

RUNTIMEBROKER.EXE-BD75D63A.pf
Size

5KB
MD5

3b0e8498307a9aedc64b30d8d1d98fed
SHA1

fc120f9a8163d7b3eb4fabb0d1866ab26283cbb0
SHA256

db68a256e683219233308d3c031f2b87f45f5ce3708683b9d9181ebcaa5bae98
SHA512

6aee06e6d26213002dd8f9ef9ec5214141c18faf66bd2786026af4857634d5a5c6828974e1e4ffee4e6b16799c523b0552dd4abf4a63c7ad34764589f929bef7
SSDEEP

96:+yKTkQqXX3Y5UwH66XVQFK0W8nUKhQ9pZOeo+K2sn8Cec0Ixapl6wCqWcwDSGSKo:TKTkQA3Y5RPQFuKEbOef8h9wLWcwmPcc

Score

3^/10

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-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2692	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2692	2240	cmd.exe	29
PID 2240 wrote to memory of 2692	2240	cmd.exe	29
PID 2240 wrote to memory of 2692	2240	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RUNTIMEBROKER.EXE-BD75D63A.pf
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RUNTIMEBROKER.EXE-BD75D63A.pf
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2692

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact