3ed099949a8004f1f707345cfae43d46527b5442dd49a6d229f143f91a468315

Analysis

max time kernel
140s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 21:48

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General

Target

Plugins/32bit/WebNowPlaying.dll
Size

1010KB
MD5

3b08b5b7b215b63dede251abf9b19458
SHA1

966ca23e137456dc92c4c9c9d51684aa84cab709
SHA256

dc6b17894caa90a6e55a54993e04f24a49d4ab1d3f4f29e3b8d01a5d4d103125
SHA512

75fd5f3586c2b245370bc3660a5f67c0b2d6a46d36a65ccb78d7ed42a2a4c63f3d670349a42f2d8c3598c8e0321108d90398ee3b522d3bde1cad2b13156e75bc
SSDEEP

12288:Waf/z0Vb/sp68Wj7WG9nZ/7UulkQi6uSVT58T:Wgz0Vb/0Purr/hg6uSVT58

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	1856	dw20.exe
Token: SeBackupPrivilege	1856	dw20.exe
Token: SeBackupPrivilege	1856	dw20.exe
Token: SeBackupPrivilege	1856	dw20.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 4836	4188	rundll32.exe	85
PID 4188 wrote to memory of 4836	4188	rundll32.exe	85
PID 4188 wrote to memory of 4836	4188	rundll32.exe	85
PID 4836 wrote to memory of 1856	4836	rundll32.exe	88
PID 4836 wrote to memory of 1856	4836	rundll32.exe	88
PID 4836 wrote to memory of 1856	4836	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Plugins\32bit\WebNowPlaying.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Plugins\32bit\WebNowPlaying.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 924
    3⤵
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:1856

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4836-0-0x0000000002240000-0x0000000002250000-memory.dmp

Filesize
64KB

Download
memory/4836-1-0x0000000074332000-0x0000000074333000-memory.dmp

Filesize
4KB

Download
memory/4836-2-0x0000000074330000-0x00000000748E1000-memory.dmp

Filesize
5.7MB

Download
memory/4836-9-0x0000000074330000-0x00000000748E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads