597d06e44811afb2e030ccca2ae68e765ab69a08b27bc61d41f4caa7e60756c5

Analysis

max time kernel
104s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
17/03/2025, 13:54

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General

Target

CCleaner.exe
Size

1.6MB
MD5

fdfb209c5a04b7784bb0bb4af7f0b31c
SHA1

fe5a7301bcf0593e59265a24e514b756577c30bd
SHA256

c565feb2847bf0d116135db188bafe728e889f8f7319f562d7331a2906fd49c7
SHA512

76253a95753039ac72bee37e09eba3617330f656b45bee97250de0f4c9b6ab8e3b2353b2256bb07b0c1636bf2f3069a1f99d33063057f3c8e43b13619efb831f
SSDEEP

24576:ojfUhykNTubUrgaJu5nuqrnMevWRIRJ1UuFh3zN815tjoiFW:ojfUhxrrJylndvWRIRsazN815tjBFW

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CCleaner.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 4040	3332	CCleaner.exe	85
PID 3332 wrote to memory of 4040	3332	CCleaner.exe	85

C:\Users\Admin\AppData\Local\Temp\CCleaner.exe
"C:\Users\Admin\AppData\Local\Temp\CCleaner.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Windows\system32\pcaui.exe
  "C:\Windows\system32\pcaui.exe" -g {11111111-1111-1111-1111-111111111111} -x {22bfeed6-cb41-4fe3-9e7b-fab443ef9e19} -a "CCleaner" -v "Piriform Ltd" -s "This app can't run because it causes security or performance issues on Windows. A new version may be available. Check with your software provider for an updated version that runs on this version of Windows." -n 2 -f 2021048 -k 0 -e "C:\Users\Admin\AppData\Local\Temp\CCleaner.exe"
  2⤵
  PID:4040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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