91d3cb5487c09e512cdc388300aa5b891a13505ab14f3b863cfd1e8e94d02ac9

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 01:42

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe
Size 30KB
Sample240902-b4pshaygnh
SHA256 ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9
MD5 dfd9612cb55b1cfc4a33d9fdaf8ed070
SHA1 5da6d9f8e4962eb7ea17e869ee5b586101b002c3
SHA512 d8173f7931f90d4748bd0fcafe42cf9c447557eefde5ab5fbd93d5ec276d1f357f284131d00848ee004b8417b365eb0c6b08e5c48e4fa400a75bc249b4f64160
SSDEEP 768:ERamfeaO55OIzv6ZrHwPZB65U7Y+7vZc5tunV7KYhJ:Lmi5OI76RHwPb61ov/nV7KmJ
MD5 SHA1 SHA512 SSDEEP

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	ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.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 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

description	pid	Process
Token: SeRestorePrivilege	4400	dw20.exe
Token: SeBackupPrivilege	4400	dw20.exe
Token: SeBackupPrivilege	4400	dw20.exe
Token: SeBackupPrivilege	4400	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 4400	2776	ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe	83
PID 2776 wrote to memory of 4400	2776	ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe	83
PID 2776 wrote to memory of 4400	2776	ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe	83

C:\Users\Admin\AppData\Local\Temp\ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe
"C:\Users\Admin\AppData\Local\Temp\ec1a5fbd6a5ca09382dd4b71f473657eba1a4a6e0982bcd01697821ca24d84f9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 840
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4400

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

Loading Replay Monitor...

Downloads

memory/2776-0-0x00000000746E2000-0x00000000746E3000-memory.dmp

Download

memory/2776-1-0x00000000746E0000-0x0000000074C91000-memory.dmp

Download

memory/2776-2-0x00000000746E0000-0x0000000074C91000-memory.dmp

Download

memory/2776-9-0x00000000746E0000-0x0000000074C91000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads