c7551b697a6fdf0e851af4357c34383b807bb85d0aa62d4d4e52c2e20b0a9c7b

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 18:12

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General

Target

Server.exe
Size

93KB
MD5

12086d7da0e9baf7132c20f0b3ba4cba
SHA1

1716b99c5d94e695a341cd2e2cc33f97e49cc64f
SHA256

c7551b697a6fdf0e851af4357c34383b807bb85d0aa62d4d4e52c2e20b0a9c7b
SHA512

d9a7326d9090f187a8d2fa55d3c87866c3255b587c8d4afa6e808a2a11f7be77c204bd28e37fa4c39165d9a853558a28c19388cc6f739872b3b4fab86bbbc50a
SSDEEP

1536:cUe1GkeUqZJO5NNSimjEwzGi1dDkDggS:cU5UqZJOXAOi1dKJ

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

Processes:

netsh.exe

pid process

860 netsh.exe

pid	process
860	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

Processes:

netsh.exe

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

Processes:

Server.exenetsh.exe

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 behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Server.exe

pid process

4260 Server.exe

pid	process
4260	Server.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

Server.exe

description	pid	process
Token: SeDebugPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe
Token: 33	4260	Server.exe
Token: SeIncBasePriorityPrivilege	4260	Server.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Server.exe

description	pid	process	target process
PID 4260 wrote to memory of 860	4260	Server.exe	netsh.exe
PID 4260 wrote to memory of 860	4260	Server.exe	netsh.exe
PID 4260 wrote to memory of 860	4260	Server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4260

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:860

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

Replay Monitor

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Downloads

memory/4260-0-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/4260-1-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4260-3-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/4260-4-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4260-5-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download