b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 08:40

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General

Target

b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe
Size

148KB
MD5

3fd82abec9b56ba79d129d934f41fa17
SHA1

b76b01b90d91aba590b2d01f0c3898d87b45c734
SHA256

b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71
SHA512

ceee4bbd797b78beb56bd58f3ff62a27b22b8bf4b0f3f7955a9969ecc3dcc04ec9349dcfe0db19fab3bbdddf6468fe8b1dc15d5b6b0850a8676d73147e00ac80
SSDEEP

3072:nSV3asNPpZkYGdzpoFFVuKZpCMIFvKdNW+YZ7rVZo01:63aSCfvysroU

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

Processes:

dw20.exeb67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.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

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 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 4 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	1020	dw20.exe
Token: SeBackupPrivilege	1020	dw20.exe
Token: SeBackupPrivilege	1020	dw20.exe
Token: SeBackupPrivilege	1020	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe

description	pid	process	target process
PID 4764 wrote to memory of 1020	4764	b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe	dw20.exe
PID 4764 wrote to memory of 1020	4764	b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe	dw20.exe
PID 4764 wrote to memory of 1020	4764	b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe
"C:\Users\Admin\AppData\Local\Temp\b67205063712dadf862f88830861f00029452601007921c8f53b89756d7dea71.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 820
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1020

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

Replay Monitor

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Downloads

memory/4764-0-0x0000000074B82000-0x0000000074B83000-memory.dmp

Filesize
4KB

Download
memory/4764-1-0x0000000074B80000-0x0000000075131000-memory.dmp

Filesize
5.7MB

Download
memory/4764-2-0x0000000074B80000-0x0000000075131000-memory.dmp

Filesize
5.7MB

Download
memory/4764-9-0x0000000074B80000-0x0000000075131000-memory.dmp

Filesize
5.7MB

Download