acef0d5119b2d2e5d11209ba5d1b34f6b664ab964df5ec8031908493aa9c4a09

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 20:34

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General

Target

Lossless.Scaling.v2.11/game/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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.cso	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\cso_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\cso_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\cso_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.cso\ = "cso_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\cso_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\cso_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_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
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2564	2188	cmd.exe	31
PID 2188 wrote to memory of 2564	2188	cmd.exe	31
PID 2188 wrote to memory of 2564	2188	cmd.exe	31
PID 2564 wrote to memory of 2764	2564	rundll32.exe	32
PID 2564 wrote to memory of 2764	2564	rundll32.exe	32
PID 2564 wrote to memory of 2764	2564	rundll32.exe	32
PID 2564 wrote to memory of 2764	2564	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.v2.11\game\Shaders\ANIME4K_M_1.cso
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- 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.v2.11\game\Shaders\ANIME4K_M_1.cso
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2564
- - 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.v2.11\game\Shaders\ANIME4K_M_1.cso"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2764

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
b815b2e3a4ef87f7983a2cca75b91275

SHA1
499eff496942cb2177f55d1aa3313e83e9b6b4be

SHA256
7afa700b0eceabe7721ec7bf18f8471e924ef8378fa34afab56999b9b1e4d08f

SHA512
0079366593a186159bcd98d46fd55c357a70fd98583848be027ad6e6c87ca75ed8dbb2b04a7f231705165952df501b040e5e7737e681ece4e800569e995b3c7a

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