0492926ff0bda6d50f034d0769e694f6993d10aae9d8a0ed9098f27a974d2245

Analysis

max time kernel
99s
max time network
123s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
15-01-2025 01:39

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General

Target

New Client.exe
Size

165KB
MD5

0058b67ee5bc72ed1e5212ede30eca69
SHA1

8815f5e7922fbe18c7ceb0ba65b70354ed73a278
SHA256

0492926ff0bda6d50f034d0769e694f6993d10aae9d8a0ed9098f27a974d2245
SHA512

6410b7acb09317a8bed324708e5a30822c122ebc070cad1835c60aacb4df621ca41e6811f3f7aa7be98b1904ded14cf27c3974f67254f7b1db85c9cdeefa5370
SSDEEP

3072:DYq8/e2vKEikz9A8SJbjuGtLOMjRME2qaAbdcAjHxv:DY3z9bSJbju7Mj9Bnbegxv

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 6 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	New Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2704	schtasks.exe
2116	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe
3108	New Client.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3108	New Client.exe
Token: SeRestorePrivilege	1264	dw20.exe
Token: SeBackupPrivilege	1264	dw20.exe
Token: SeBackupPrivilege	1264	dw20.exe
Token: SeBackupPrivilege	1264	dw20.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3108 wrote to memory of 3748	3108	New Client.exe	80
PID 3108 wrote to memory of 3748	3108	New Client.exe	80
PID 3108 wrote to memory of 3748	3108	New Client.exe	80
PID 3108 wrote to memory of 2704	3108	New Client.exe	83
PID 3108 wrote to memory of 2704	3108	New Client.exe	83
PID 3108 wrote to memory of 2704	3108	New Client.exe	83
PID 3108 wrote to memory of 3076	3108	New Client.exe	85
PID 3108 wrote to memory of 3076	3108	New Client.exe	85
PID 3108 wrote to memory of 3076	3108	New Client.exe	85
PID 3108 wrote to memory of 2116	3108	New Client.exe	87
PID 3108 wrote to memory of 2116	3108	New Client.exe	87
PID 3108 wrote to memory of 2116	3108	New Client.exe	87
PID 3108 wrote to memory of 1264	3108	New Client.exe	89
PID 3108 wrote to memory of 1264	3108	New Client.exe	89
PID 3108 wrote to memory of 1264	3108	New Client.exe	89

C:\Users\Admin\AppData\Local\Temp\New Client.exe
"C:\Users\Admin\AppData\Local\Temp\New Client.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3108
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /Delete /tn NYANP /F
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3748
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn NYANP /tr "C:\Users\Admin\AppData\Local\Temp\New Client.exe" /sc minute /mo 5
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2704
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /Delete /tn NYAN /F
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3076
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn NYAN /tr "C:\Users\Admin\AppData\Local\Temp\New Client.exe" /sc minute /mo 1
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2116
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1068
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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/3108-0-0x0000000074D22000-0x0000000074D23000-memory.dmp

Filesize
4KB

Download
memory/3108-1-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-2-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-3-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-4-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-5-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-6-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-7-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3108-8-0x0000000074D22000-0x0000000074D23000-memory.dmp

Filesize
4KB

Download
memory/3108-15-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download