b9a684c4ae342391adaa28eec05717fd4ea98ec68c44e45d436fb0cf8490d8b4

Analysis

max time kernel
55s
max time network
58s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
18-01-2025 17:56

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General

Target

Server.exe
Size

37KB
MD5

cad430e0dd18698b04eb00545e6538aa
SHA1

6e9d31505bed490a499d25cac0d129a9d0e631bf
SHA256

b9a684c4ae342391adaa28eec05717fd4ea98ec68c44e45d436fb0cf8490d8b4
SHA512

67e073ba2a098e2857ef85fab0ba752a99adf1c94d1f7f86d16bc586cc563de981733c3f16eadd0b8e1efbe53634017f36d0df7093599cf974518224443bec1f
SSDEEP

384:e36Nb7LsikZ9zNf/1uyU71evdjsOaP4rAF+rMRTyN/0L+EcoinblneHQM3epzXhW:DNf4l1lU71e9FagrM+rMRa8Nu+Ft

Score

8^/10

discovery evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4980	netsh.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

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	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe
Token: 33	1020	Server.exe
Token: SeIncBasePriorityPrivilege	1020	Server.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 4980	1020	Server.exe	81
PID 1020 wrote to memory of 4980	1020	Server.exe	81
PID 1020 wrote to memory of 4980	1020	Server.exe	81

C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1020-0-0x0000000074712000-0x0000000074713000-memory.dmp

Filesize
4KB

Download
memory/1020-1-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1020-2-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1020-3-0x0000000074712000-0x0000000074713000-memory.dmp

Filesize
4KB

Download
memory/1020-4-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1020-5-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads