c2b88b7c0e3a630f69c35d3d476a01c38f83fca3efbba10e55188e0264ff56d6

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
20/05/2023, 16:53

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General

Target

CCleaner.Technician.6.12.10490.Portable/Other/_Include/Installer.nsh
Size

5KB
MD5

45af5430552609fe766493dd02fbc3b8
SHA1

8e912d9bd4b72cf15fc4a1346f2cc677beb29161
SHA256

4d2de35891814dd77ec372f3d9204813a30c3e89512768d4db283a76d07e3194
SHA512

cc3228a6e531381d20da09d374a1b1d3d0583f82278f5c3578d0e98e1888bb3ce66bef5b44510cccf3b5db4abfe6bbab660fa7c703ddbaebbc7d9e4a25bab9e9
SSDEEP

96:8Yu0E183yDYr0NUNojOf7uKlSVdeY583RBJns3HeB8TgQ:8t0E18CDYr0NUNoCj5LY8Vs3HvTgQ

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\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.nsh	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.nsh\ = "nsh_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\nsh_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
860	AcroRd32.exe
860	AcroRd32.exe
860	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 536	1704	cmd.exe	29
PID 1704 wrote to memory of 536	1704	cmd.exe	29
PID 1704 wrote to memory of 536	1704	cmd.exe	29
PID 536 wrote to memory of 860	536	rundll32.exe	30
PID 536 wrote to memory of 860	536	rundll32.exe	30
PID 536 wrote to memory of 860	536	rundll32.exe	30
PID 536 wrote to memory of 860	536	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CCleaner.Technician.6.12.10490.Portable\Other\_Include\Installer.nsh
1⤵
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CCleaner.Technician.6.12.10490.Portable\Other\_Include\Installer.nsh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:536
- - 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\CCleaner.Technician.6.12.10490.Portable\Other\_Include\Installer.nsh"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:860

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

Windows 7 deprecation

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