c0ee46429ac1a809fad6e1072ea1a2216576390cab043aa681688ed8608b512c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 12:28

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General

Target

Lossless.Scaling.Build.15329896/Shaders/ANIME4K_M_1.cso
Size

3KB
MD5

d42a1f4e9413300c129d1a478e72abb1
SHA1

eab01442c1e8f868472212c44c8b838d0562754c
SHA256

155ba5e09f13166ab00bb0242afc06b415e43d76e538d7a5699ec95b7634d453
SHA512

6bf5b83ab23c50de665f4ae187bca01a4b420ea933dd7b2c310858841a645b704d44e0fa566e587890e30d87e0663e8b561e52b5f056eddd83fe549dbc8afb89

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-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.cso	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cso_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cso_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cso_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.cso\ = "cso_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cso_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cso_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_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
2536	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2536	AcroRd32.exe
2536	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2208	2140	cmd.exe	31
PID 2140 wrote to memory of 2208	2140	cmd.exe	31
PID 2140 wrote to memory of 2208	2140	cmd.exe	31
PID 2208 wrote to memory of 2536	2208	rundll32.exe	32
PID 2208 wrote to memory of 2536	2208	rundll32.exe	32
PID 2208 wrote to memory of 2536	2208	rundll32.exe	32
PID 2208 wrote to memory of 2536	2208	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.Build.15329896\Shaders\ANIME4K_M_1.cso
1⤵
- Suspicious use of WriteProcessMemory
PID:2140
- 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_1.cso
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2208
- - 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_1.cso"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2536

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
1d5e6b6638ca174831223612207bf03c

SHA1
d7d52610282512d0bfe8bd00c748318845ef1f9c

SHA256
6fff66555123f491c0433723d846c446a9834ac8753ab0315bd6dfb24418098a

SHA512
97724176bf16440ca8bc6a3ddf84c6e7d44e9a5735ff62f73aa663632cdfe63c5d18f244478e545448b54c5e299cfc05dd9abd79cd1c8db9df1715d967a517c0

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