c0ee46429ac1a809fad6e1072ea1a2216576390cab043aa681688ed8608b512c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 12:28

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General

Target

Lossless.Scaling.Build.15329896/Shaders/ANIME4K_M_3.cso
Size

5KB
MD5

19bd6857076132615a816fa10f3da695
SHA1

350ac79cb53b99dee16c69993fd2cd824d94d4f9
SHA256

5d735f9e5892549f7533b23b0a886f39f8a1ed9ee742d6079b9c61ecddbf9a89
SHA512

65a36b5541981eb5fce7f6fbf073420a54a94c6fbfe55122027b2aa061d9f75c44e01c4daba4bf1329df6bd9d4eb272a96d48b487c25472c064aa61df62a9978
SSDEEP

96:JwSlDKeb076f0Cw9WjrKXUDx3ngueTpZ3hsQAfobzZ/afBfPtiGHf+2k4Kdofdyx:RlRQ75MKqgf9Z3hsQkozZ/UPtiG/+2kJ

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.cso	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.cso\ = "cso_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\cso_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 568	2408	cmd.exe	31
PID 2408 wrote to memory of 568	2408	cmd.exe	31
PID 2408 wrote to memory of 568	2408	cmd.exe	31
PID 568 wrote to memory of 2772	568	rundll32.exe	32
PID 568 wrote to memory of 2772	568	rundll32.exe	32
PID 568 wrote to memory of 2772	568	rundll32.exe	32
PID 568 wrote to memory of 2772	568	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.Build.15329896\Shaders\ANIME4K_M_3.cso
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.Build.15329896\Shaders\ANIME4K_M_3.cso
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:568
- - 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\Lossless.Scaling.Build.15329896\Shaders\ANIME4K_M_3.cso"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
c78e457ea623e552af694bd1a10e755f

SHA1
a25bee002e205c47efe38f44be326e0463020879

SHA256
f755326e4c8c3cddac6d53d4e6a8d1afc8e0b54286c9bfe9b655b4be70b5c410

SHA512
4c9155af3776a0de6ab15c43d46427fcfac79a6fb50fae2699825476e92bca2b77d3c2cd27548d4d7d13fc3dfcb32406fb3f95b5610876a966646168dc4c0923

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