cd2fdd55b920a87b56eaca6f8b1b78db347a4b4b42a1e67a0f0c4d1e09c19c06

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
15/01/2025, 19:09

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General

Target
Spoofer/SpooferByKox.exe
Size 37KB
Sample250115-xt7ffstlar
SHA256 17e23b6b16ac79160e2627851c2f2964ccc0d1eb20997d4ab80ac330f1cb43e1
MD5 8cd29796f726b13449bcb6add0978d91
SHA1 58bac53109e20c8823ae6e0badf295064de1b2ed
SHA512 d8b929ed61e26ca67f2d742e3b4c0f84555c17f2143e62000bef99a676a00095f54d48633cefd9c2dc890dfff2a0ee7c0fa94a9fb44ecc8abd40a63ee894e3df
SSDEEP 384:zcSvEiTbTvpWNcZ0y8fvCv3v3cLkacpjrAF+rMRTyN/0L+EcoinblneHQM3epzXs:AS7TZ38fvCv3E1c1rM+rMRa8NunGt
MD5 SHA1 SHA512 SSDEEP

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
1392	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\543f49bacff49231d84b60f449c28484.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\543f49bacff49231d84b60f449c28484.exe	server.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\543f49bacff49231d84b60f449c28484 = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2253712635-4068079004-3870069674-1000\Software\Microsoft\Windows\CurrentVersion\Run\543f49bacff49231d84b60f449c28484 = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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 3 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SpooferByKox.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe
Token: 33	2800	server.exe
Token: SeIncBasePriorityPrivilege	2800	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 2800	3080	SpooferByKox.exe	78
PID 3080 wrote to memory of 2800	3080	SpooferByKox.exe	78
PID 3080 wrote to memory of 2800	3080	SpooferByKox.exe	78
PID 2800 wrote to memory of 1392	2800	server.exe	79
PID 2800 wrote to memory of 1392	2800	server.exe	79
PID 2800 wrote to memory of 1392	2800	server.exe	79

C:\Users\Admin\AppData\Local\Temp\Spoofer\SpooferByKox.exe
"C:\Users\Admin\AppData\Local\Temp\Spoofer\SpooferByKox.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Users\Admin\AppData\Roaming\server.exe
  "C:\Users\Admin\AppData\Roaming\server.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Modify Registry

T1112

Credential Access

Discovery

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

server.exe

Path C:\Users\Admin\AppData\Roaming\server.exe
Size 37KB
SHA256 17e23b6b16ac79160e2627851c2f2964ccc0d1eb20997d4ab80ac330f1cb43e1
MD5 8cd29796f726b13449bcb6add0978d91
SHA1 58bac53109e20c8823ae6e0badf295064de1b2ed
SHA512 d8b929ed61e26ca67f2d742e3b4c0f84555c17f2143e62000bef99a676a00095f54d48633cefd9c2dc890dfff2a0ee7c0fa94a9fb44ecc8abd40a63ee894e3df
SSDEEP 384:zcSvEiTbTvpWNcZ0y8fvCv3v3cLkacpjrAF+rMRTyN/0L+EcoinblneHQM3epzXs:AS7TZ38fvCv3E1c1rM+rMRa8NunGt
MD5 SHA1 SHA512 SSDEEP

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memory/2800-12-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/2800-14-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/2800-16-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/2800-17-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/2800-18-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/3080-0-0x00000000748A1000-0x00000000748A2000-memory.dmp

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memory/3080-1-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/3080-2-0x00000000748A0000-0x0000000074E51000-memory.dmp

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memory/3080-13-0x00000000748A0000-0x0000000074E51000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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