2f1580d826a08ae02b62e3ed2a60b5deb1ee584bdb231c7e63c9c54b57614277

Analysis

max time kernel
142s
max time network
141s
platform
windows11-21h2_x64
resource
win11-20231128-en
resource tags

arch:x64arch:x86image:win11-20231128-enlocale:en-usos:windows11-21h2-x64system
submitted
10/12/2023, 18:03

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General

Target

Plugins/64bit/FrostedGlass.dll
Size

8KB
MD5

e9ca5d71556ea3216976010860f48a1c
SHA1

8c70596aab3d23275a370b4e813f6581cf07195d
SHA256

fcb1af1914bfab600a7596d777b06137db0a514b3d07eb28e10dc08cc7340dc0
SHA512

fab0b142a4b556175067f012c1ae121bd17ef2580181ea2415ef7da7c98c9c4a04a13cb48197600147b00258600d92117e103b67094777337ff63bf55c8ec1e5
SSDEEP

96:DxL5eTe/N8Nrg+w4Ofj1crWC0gLqvZ7OIoPKk6xPhz5noul:DNvYw4kwWCvLqtObPKTPhz5oI

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 7 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	3760	dw20.exe
Token: SeBackupPrivilege	3760	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 3760	4872	rundll32.exe	81
PID 4872 wrote to memory of 3760	4872	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Plugins\64bit\FrostedGlass.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4872
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
  dw20.exe -x -s 744
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4872-0-0x00000241158F0000-0x0000024115900000-memory.dmp

Filesize
64KB

Download
memory/4872-1-0x0000024115740000-0x000002411574A000-memory.dmp

Filesize
40KB

Download
memory/4872-2-0x00007FFDF64B0000-0x00007FFDF6E51000-memory.dmp

Filesize
9.6MB

Download
memory/4872-3-0x00007FFDF64B0000-0x00007FFDF6E51000-memory.dmp

Filesize
9.6MB

Download
memory/4872-10-0x00007FFDF64B0000-0x00007FFDF6E51000-memory.dmp

Filesize
9.6MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads