a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21-04-2024 01:06

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General

Target

a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe
Size

3.2MB
MD5

30b37fdccf6fa1a0fd3a2a28de5f5674
SHA1

728d5c15472088326ecc57c78a544f78bf0ddc6a
SHA256

a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149
SHA512

fa25884a25b6f20325d7fc70b2ba83f65eb3f5110f6ea085c74bbed1d56070de05b238f85f3140715a4fb6c299be0c068ee2e2231dcc157b1a3aa502233a65a1
SSDEEP

98304:f2UcwExvvlQH4d7FwlRqIQQrh6GGFdS0RECc9v:OUcwaI4dhwlRqQroBFEx9

Score

1^/10

Malware Config

Signatures

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

Processes:

dw20.exe

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

Processes:

dw20.exe

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

Processes:

dw20.exe

description	pid	Process
Token: SeRestorePrivilege	5020	dw20.exe
Token: SeBackupPrivilege	5020	dw20.exe
Token: SeBackupPrivilege	5020	dw20.exe
Token: SeBackupPrivilege	5020	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe

description	pid	Process	procid_target
PID 2648 wrote to memory of 5020	2648	a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe	87
PID 2648 wrote to memory of 5020	2648	a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe	87
PID 2648 wrote to memory of 5020	2648	a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe	87

C:\Users\Admin\AppData\Local\Temp\a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe
"C:\Users\Admin\AppData\Local\Temp\a0b1a71bbd44c9138e47c9600e7b1f74891f096dfd6d3feecfe549e0ef89a149.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 452
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:5020

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

Replay Monitor

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Downloads

memory/2648-0-0x0000000074800000-0x0000000074DB1000-memory.dmp

Filesize
5.7MB

Download
memory/2648-1-0x0000000074800000-0x0000000074DB1000-memory.dmp

Filesize
5.7MB

Download
memory/2648-2-0x0000000000AE0000-0x0000000000AF0000-memory.dmp

Filesize
64KB

Download
memory/2648-9-0x0000000074800000-0x0000000074DB1000-memory.dmp

Filesize
5.7MB

Download