b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2024, 20:34

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General

Target

b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe
Size

2.8MB
MD5

83e3e0960a6b64b2ca62ab2d6733b920
SHA1

208017742ee11f68a257ad8fe7cbd84d6aa41554
SHA256

b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641
SHA512

5d6efd75c505262e1138492989b7c83f91f4235db876ccc39e846c95b76826f6422b398f7673d55f11dd8db0aee463fcc78b27a8c155fc706c8a85fee8a9fccc
SSDEEP

49152:YHrGdqnstLet3LysljS0g7mM+M6RkMkIM7I067W:Y6qnstLEFM+M6RkMkIM7R

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	b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.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	336	dw20.exe
Token: SeBackupPrivilege	336	dw20.exe
Token: SeBackupPrivilege	336	dw20.exe
Token: SeBackupPrivilege	336	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 336	3636	b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe	86
PID 3636 wrote to memory of 336	3636	b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe	86
PID 3636 wrote to memory of 336	3636	b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe	86

C:\Users\Admin\AppData\Local\Temp\b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe
"C:\Users\Admin\AppData\Local\Temp\b8855d2ba47a5b38bf2ed070936b04a52a8dbd392dc1283acea8ef1158a32641N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 968
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:336

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/3636-0-0x0000000074692000-0x0000000074693000-memory.dmp

Filesize
4KB

Download
memory/3636-1-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/3636-2-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/3636-9-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads