8fc52df7b6f8c39c5c7efcc75c2159570a6aa6beb27e01c4a13b742ab59f0a17

Analysis

max time kernel
156s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16/05/2023, 15:16

Target

FS/cache/recovery/last_log.10
Size

53KB
MD5

978a11fd7a93610d98816df9a4574bd1
SHA1

e582db86920e931bd1c6b503b64c8c4ceb598d2f
SHA256

9f59f77bb0fc542b3543ba7298407d81df92a30aba7af34d309947bdf38f889b
SHA512

d156ded188db1c185402c09edea944cbfb7d18b066f2232820b6977756681238286ea6a19634f34e8a002dafaed2d5efc1d80c5fe33d451829cc33d70a5b60bf
SSDEEP

768:QPrk+b62gDtCUrOdaokuaouXnDWTrZdc6/8U8Lrq9kil27y/VvAVsXonlILV1d7A:QDJb6ztCUrOdaLXnDW4AE7m97kq0r

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 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.10	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.10\ = "10_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\10_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 588	2012	cmd.exe	28
PID 2012 wrote to memory of 588	2012	cmd.exe	28
PID 2012 wrote to memory of 588	2012	cmd.exe	28
PID 588 wrote to memory of 1760	588	rundll32.exe	29
PID 588 wrote to memory of 1760	588	rundll32.exe	29
PID 588 wrote to memory of 1760	588	rundll32.exe	29
PID 588 wrote to memory of 1760	588	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\FS\cache\recovery\last_log.10
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\FS\cache\recovery\last_log.10
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:588
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\FS\cache\recovery\last_log.10"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1760

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact