7175b9bdc37489e62fecf76eeec45097a620224f46bdf8d114f9f58e39b5ea2e

Analysis

max time kernel
149s
max time network
45s
platform
windows7_x64
resource
win7-20230220-es
resource tags

arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
submitted
13/05/2023, 15:37

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General

Target

game.save
Size

2.0MB
MD5

4e3613ca10c830e95edc63db2707011b
SHA1

1a3678ac4204e3e040cdb78ea31a774cf6cb58fa
SHA256

7175b9bdc37489e62fecf76eeec45097a620224f46bdf8d114f9f58e39b5ea2e
SHA512

7a42ed13407d6bdb2453e8b4b544d24280bf59119d5c259ef95230ade1bd79550eecf197699e303de7e22531dcd49a5a67d1346aeb85e3d8778125778e5893f2
SSDEEP

49152:8J53pZyr6l7+cfbYjz/jmeEj5eYtAK5/Co3gExMinxgQ:03er65+cUjzLjPpsCWta+xb

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 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.save\ = "save_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.save	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\save_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
900	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1268	AcroRd32.exe
1268	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 900	1052	cmd.exe	29
PID 1052 wrote to memory of 900	1052	cmd.exe	29
PID 1052 wrote to memory of 900	1052	cmd.exe	29
PID 900 wrote to memory of 1268	900	rundll32.exe	30
PID 900 wrote to memory of 1268	900	rundll32.exe	30
PID 900 wrote to memory of 1268	900	rundll32.exe	30
PID 900 wrote to memory of 1268	900	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\game.save
1⤵
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\game.save
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:900
- - 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\game.save"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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