c0ee46429ac1a809fad6e1072ea1a2216576390cab043aa681688ed8608b512c

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 12:28

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General

Target

Lossless.Scaling.Build.15329896/Shaders/ANIME4K_L_1.cso
Size

4KB
MD5

f010c9115209e8cacf06d5ecadaaf9a5
SHA1

548d5519e0d38350c557300c12d9218db31950d8
SHA256

09cbba179c6a6fa2d4e19a2587fec33fa40b06e9bc256bb0190a22d43416fe9c
SHA512

91229b385def3ad019bbfd8779d25a58b5a497c9c3c1e102e012c4edc172b48cc6ad266cbd08fbf3863d4761f35b2dcfb7bca8f9d2f407c6d7228e7e153fb505
SSDEEP

96:cTzhQeKGbrZFffeWbvAc14vi64iYGsQkqDtSGcL65:uhQs/ZFgi64/x25

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-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.cso	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.cso\ = "cso_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\cso_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2696	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2696	AcroRd32.exe
2696	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2520	2104	cmd.exe	31
PID 2104 wrote to memory of 2520	2104	cmd.exe	31
PID 2104 wrote to memory of 2520	2104	cmd.exe	31
PID 2520 wrote to memory of 2696	2520	rundll32.exe	33
PID 2520 wrote to memory of 2696	2520	rundll32.exe	33
PID 2520 wrote to memory of 2696	2520	rundll32.exe	33
PID 2520 wrote to memory of 2696	2520	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.Build.15329896\Shaders\ANIME4K_L_1.cso
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- 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_L_1.cso
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2520
- - 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_L_1.cso"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2696

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
8fcacafb9446a36998680ad066ea3cb0

SHA1
a2bc229c64e7c2c9fecbbe969a4787f1efaa8cbb

SHA256
8af9446b91ae37db17874f9ab3926ab5cd178f05e05f700abbf5683426c4fbe8

SHA512
fede44e82ea0f5a9d1cf2091e8940cfc8f21ffc2f7e134836ae884ebb0eacfde36dd88b9740a01398421fa024c9820729c872415b00103d88f5d874939e16a2d

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