2d10a35143c6e1f9b2759d4501702964bc41807e86bb7771dd6b7ca9ae70facb

Analysis

user interaction
yes
max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
22/09/2026, 10:38

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General

Target
run_freakspan.bat
Size 111KB
Sample260922-mpql2acc22
SHA256 2d10a35143c6e1f9b2759d4501702964bc41807e86bb7771dd6b7ca9ae70facb
MD5 2a8425e662ef071c7ff40dac808cb993
SHA1 f0ce46b8cc2034eea63d5beff056b9a33c341673
SHA512 02e603435ae4e0ab20324cad045ef7bbcb60dafb768d8b0641741fbd0e425efd7be40271b7867afcec7ba042d95b4b24952dd3ddeb71ced0be1585bb88e5df87
SSDEEP 3072:qQmzRjPkDPRVawHuDU3mleiiO6Ar/eOtw/eIYiTV:q6HHvdiiIKTV
TLSH
T10CB3D657CE573DA2A7A4A2872DCDB9C21DEC339B30E304ED095BDA9893DC5A814F109D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

defense_evasion execution persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 8 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4752	netsh.exe
2552	netsh.exe
4884	netsh.exe
3500	netsh.exe
2724	netsh.exe
2052	netsh.exe
1688	netsh.exe
2768	netsh.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2796	powershell.exe
4808	powershell.exe

Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs

Command interpreters often include specific commands/flags that ignore errors and other hangups.

defense_evasion

Ignore Process Interrupts

T1564.011

pid	Process
2996	powershell.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 24 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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3712	cmd.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2796	powershell.exe
2796	powershell.exe
2996	powershell.exe
2996	powershell.exe
4808	powershell.exe
4808	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	powershell.exe
Token: SeDebugPrivilege	2996	powershell.exe
Token: SeDebugPrivilege	4808	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 212	3712	cmd.exe	92
PID 212 wrote to memory of 32	212	net.exe	93
PID 3712 wrote to memory of 2796	3712	cmd.exe	94
PID 3712 wrote to memory of 2996	3712	cmd.exe	95
PID 3712 wrote to memory of 4808	3712	cmd.exe	96
PID 3712 wrote to memory of 2552	3712	cmd.exe	97
PID 3712 wrote to memory of 4884	3712	cmd.exe	98
PID 3712 wrote to memory of 3500	3712	cmd.exe	99
PID 3712 wrote to memory of 2724	3712	cmd.exe	100
PID 3712 wrote to memory of 2052	3712	cmd.exe	101
PID 3712 wrote to memory of 1688	3712	cmd.exe	102
PID 3712 wrote to memory of 2768	3712	cmd.exe	103
PID 3712 wrote to memory of 4752	3712	cmd.exe	104

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\run_freakspan.bat"
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3712
- C:\Windows\system32\net.exe
  net session
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 session
    3⤵
    PID:32
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -NoProfile -ExecutionPolicy Bypass -Command "$bat='C:\Users\Admin\AppData\Local\Temp\run_freakspan.bat'; $lines=Get-Content -LiteralPath $bat; $s=[Array]::IndexOf($lines,'::FREAKSPAN_BEGIN')+1; $e=[Array]::IndexOf($lines,'::FREAKSPAN_END'); $b64=($lines[$s..($e-1)] -join ''); [IO.File]::WriteAllBytes('C:\Users\Admin\AppData\Roaming\FreakSpan\file.py',[Convert]::FromBase64String($b64))"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2796
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -NoProfile -Command "Unblock-File -LiteralPath 'C:\Users\Admin\AppData\Roaming\FreakSpan\file.py' -ErrorAction SilentlyContinue"
  2⤵
  - Hide Artifacts: Ignore Process Interrupts
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2996
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -NoProfile -Command "Write-Host 'Download successful' -ForegroundColor Green"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4808
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall delete rule name="FreakSpan Main TCP"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2552
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall add rule name="FreakSpan Main TCP" dir=in action=allow protocol=TCP localport=45917
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:4884
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall delete rule name="FreakSpan Secondary TCP"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:3500
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall add rule name="FreakSpan Secondary TCP" dir=in action=allow protocol=TCP localport=45918
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2724
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall delete rule name="FreakSpan Discovery UDP"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2052
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall add rule name="FreakSpan Discovery UDP" dir=in action=allow protocol=UDP localport=45919
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:1688
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall delete rule name="FreakSpan Outbound HTTPS"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2768
- C:\Windows\system32\netsh.exe
  netsh advfirewall firewall add rule name="FreakSpan Outbound HTTPS" dir=out action=allow protocol=TCP remoteport=443
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:4752

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

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

Hide Artifacts

T1564

Ignore Process Interrupts

T1564.011

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
MD5 6cf293cb4d80be23433eecf74ddb5503
SHA1 24fe4752df102c2ef492954d6b046cb5512ad408
SHA512 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00
TLSH
T148510F323375F1E4C8567F071E68198053BF4395EA94AF5CB298621ED92741B8F222F3
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 ec3e323c9d049e5f87972b242595fb66d304e287cf313e831d2a9ca1a65cc99e
MD5 e7debf42b084dff2ccf9cf1ba81a7f07
SHA1 bdda6e14357d34dfd58e9d5a9ea8146bd6589bbd
SHA512 06b50c9c4cd2008343d6ea22aedf14eebaa34a022e9e866c87552c6b21f881416576951984a2cc4be22ec9b6dfac038d3bcd2121c15704d7b76a388ca64c3464
TLSH
T169117623F3DC8A21CC96163A509D9C2172B683DB819EDF9F7BC0D205A5BF588CB61290
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 7af7d25fe7e3bb8b75bcffaa8573e2e9af7e7f70a840fa8bc0196d0ab396ecdd
MD5 6c4805e00673bef922d51b1a7137028f
SHA1 0eabb38482d1733dd85a2af9c5342c2cafcd41eb
SHA512 eb6dacb4e0da6f45028ebf65ebffdc6aecdb6a34a582bb69aa5836ef02a7115f6b500ef2dd6a2c2be994ec9d0cbbff564368724593666105d3d4475441830cc1
TLSH
T1FD117637B39C8A21CC96153A409DAC1172B683C781AEDF9F6FC0D215A1BF984CB711A0
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_yjypqncq.aco.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yjypqncq.aco.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/2796-0-0x000001C8D5560000-0x000001C8D5570000-memory.dmp

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memory/2796-1-0x000001C8D5560000-0x000001C8D5570000-memory.dmp

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memory/2796-7-0x000001C8D5520000-0x000001C8D5542000-memory.dmp

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memory/2996-14-0x0000012ED91E0000-0x0000012ED91F0000-memory.dmp

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