93e74a120a4e456ac3005231f41687958fd279feaf9108f7fc7f5e78d0ab1254

Analysis

max time kernel
150s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
29-05-2023 13:27

Target

overrides/config/CoroUtil/General.cfg
Size

1KB
MD5

f30bdd11634af390e93ca609a5ad7cc9
SHA1

30ec6dd9724bcae8ca538961c287c4a5f9fbfdbb
SHA256

f4b230382d68c8940a882be7792e6df54224f23ac40672e4dcc7fc696be104ba
SHA512

52ecf83d650be052a327f55caf609c211178174ce0ecc169bde306356d80a06bcf6da17d37cdb16238bf79454ea423e17769f1ae2ae4b5fb762082da441bde3c

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-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.cfg	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 1472	1120	cmd.exe	29
PID 1120 wrote to memory of 1472	1120	cmd.exe	29
PID 1120 wrote to memory of 1472	1120	cmd.exe	29
PID 1472 wrote to memory of 1488	1472	rundll32.exe	30
PID 1472 wrote to memory of 1488	1472	rundll32.exe	30
PID 1472 wrote to memory of 1488	1472	rundll32.exe	30
PID 1472 wrote to memory of 1488	1472	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\overrides\config\CoroUtil\General.cfg
1⤵
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\overrides\config\CoroUtil\General.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1472
- - 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\overrides\config\CoroUtil\General.cfg"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1488

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact