ce6421107031175f39e61d3bcc5a98d1d94190e250034e27cdbebbadcba084a4

Analysis

max time kernel
17s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 17:36

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General

Target

windows.exe
Size

28KB
MD5

edc4f10a5e164db64bf79eca207f2749
SHA1

d08eb761a5446a4409a72f3af3fb8dd60eec7c92
SHA256

ce6421107031175f39e61d3bcc5a98d1d94190e250034e27cdbebbadcba084a4
SHA512

e974a32096cc58c1a78c7aa8714b8b8b7a202859905a28d5ce61fd9a563382a7577825e8c9ee612d7ba708f3efef01a43d07df03e7c1e3e52d0cb32240d5d15d
SSDEEP

384:uPmtY72YtcV2/5rAiqxXshlgNsukXx/6KcPK7EJJzATLlr0LE2K1+jSbiQZIo3LE:o772w1I8hCNszXkEIJtATxr0L8rbdE

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
2748	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecc7c8c51c0850c1ec247c7fd3602f20.exe	windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecc7c8c51c0850c1ec247c7fd3602f20.exe	windows.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\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\ecc7c8c51c0850c1ec247c7fd3602f20 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ecc7c8c51c0850c1ec247c7fd3602f20 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	windows.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
764	windows.exe
764	windows.exe
764	windows.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	764	windows.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2748	764	windows.exe	31
PID 764 wrote to memory of 2748	764	windows.exe	31
PID 764 wrote to memory of 2748	764	windows.exe	31
PID 764 wrote to memory of 2748	764	windows.exe	31

C:\Users\Admin\AppData\Local\Temp\windows.exe
"C:\Users\Admin\AppData\Local\Temp\windows.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:764
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windows.exe" "windows.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2748

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/764-0-0x00000000748D1000-0x00000000748D2000-memory.dmp

Filesize
4KB

Download
memory/764-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/764-2-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/764-4-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download