57bf3ab110dc44c56ed5a53b02b8c9ccc24054cf9c9a5aacc72f71a992138a3f

Analysis

max time kernel
145s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 06:20

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General

Target

Server1.exe
Size

93KB
MD5

71b3810a22e1b51e8b88cd63b5e23ba0
SHA1

7ac4ab80301dcabcc97ec68093ed775d148946de
SHA256

57bf3ab110dc44c56ed5a53b02b8c9ccc24054cf9c9a5aacc72f71a992138a3f
SHA512

85ddc05305902ed668981b2c33bab16f8e5a5d9db9ff1cee4d4a06c917075e7d59776bebfb3a3128ec4432db63f07c593af6f4907a5b75c9027f1bc9538612e8
SSDEEP

1536:PUNJD/HBZbszKu9AZpE7r1jEwzGi1dDWDtgS:PUUzK4AZCHCi1dA6

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
1864	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	Server1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2148	Server1.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe
Token: 33	2148	Server1.exe
Token: SeIncBasePriorityPrivilege	2148	Server1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1864	2148	Server1.exe	30
PID 2148 wrote to memory of 1864	2148	Server1.exe	30
PID 2148 wrote to memory of 1864	2148	Server1.exe	30
PID 2148 wrote to memory of 1864	2148	Server1.exe	30

C:\Users\Admin\AppData\Local\Temp\Server1.exe
"C:\Users\Admin\AppData\Local\Temp\Server1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server1.exe" "Server1.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1864

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/2148-0-0x0000000074DD1000-0x0000000074DD2000-memory.dmp

Filesize
4KB

Download
memory/2148-2-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2148-1-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2148-4-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads