fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe

Analysis

max time kernel
149s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
14/10/2026, 23:34

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General

Target
fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Size 10.8MB
Sample261014-3khzdstyfv
SHA256 fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe
MD5 da4bd07304c04865cfb0dea17fd50941
SHA1 315fdb2cb13d2643ee0abd0d623b98c539fddf39
SHA512 4af4fb7d31bfb135ef9f4f4377e77959318cbdf120c7b523dc6d6b814f0c61d9240c7d26c96c2fd8c8ea78c61d7d67a7a3797ebf78f6d52fca4673581db65990
SSDEEP 196608:rbn1uvNGB+OeOl0l2HUdHkpRMaDEmC+BH5kjc4xScK3VttxnoKaIZ/h:H1EAoI0WsEDEX+BSjrEJVWIr
TLSH
T10DB60122B781C1B2F29A017036756B3F552C9A064B3509D7B38CEF6A6F325E1573F24A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

adware defense_evasion discovery execution persistence privilege_escalation spyware upx

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2460	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
1612	dellog.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3684-3-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-0-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-2-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-5-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-4-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-6-0x0000000010000000-0x00000000100BE000-memory.dmp	upx
behavioral1/memory/3684-16-0x0000000010000000-0x00000000100BE000-memory.dmp	upx

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

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
3832	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dellog.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Key created	\REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\Software\Microsoft\Internet Explorer\IESettingSync	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3684 wrote to memory of 1612	3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe	102
PID 1612 wrote to memory of 3832	1612	dellog.exe	104
PID 3684 wrote to memory of 5096	3684	fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe	106
PID 5096 wrote to memory of 2460	5096	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe
"C:\Users\Admin\AppData\Local\Temp\fbcee7f817c15939ba93bae12e2b2e12f131379978b84ca2b1d95aefb2abaebe.exe"
1⤵
- Drops file in Drivers directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3684
- C:\Users\Admin\AppData\Local\Temp\dellog.exe
  C:\Users\Admin\AppData\Local\Temp\dellog.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1612
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A975.tmp\dellog.bat""
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3832
- C:\Windows\SysWOW64\cmd.exe
  cmd /CNetSh Advfirewall set allprofiles state off
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5096
- - C:\Windows\SysWOW64\netsh.exe
    NetSh Advfirewall set allprofiles state off
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2460

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

dellog.bat

Path C:\Users\Admin\AppData\Local\Temp\A975.tmp\dellog.bat
Size 15B
SHA256 3957b0326dca270f70ea8ebecf6a5809b62ee32df4cdf1c149249531be5216cc
MD5 fbd5306e5df46548c0db54f5935e7e16
SHA1 8b95510c7f169d46cadcf943afd89227708750d7
SHA512 c979a243bcc4c514ec2bd71a3b73eb8f5caf16c05838fbe29276779a37465438c5abcdb7d51df6adb7085a7036748085f85c867c661e37c9f7c3806f9eec7478
MD5 SHA1 SHA512

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dellog.exe

Path C:\Users\Admin\AppData\Local\Temp\dellog.exe
Size 60KB
SHA256 f4c5c0a1880b1b16a3e127bde2602fda665f6b924b3a4b317ff43f9586c0c468
MD5 5c7b170e23a31fe4a40157ecd615d806
SHA1 0a1500d9a98bb8237b0e9de38f31ec468d4c64ba
SHA512 676e1e21ade70a397aa32b29c1f178e989304633e6be71f071d8452c59576333120bd88387ef77f84c546e8ccdfc2aa4902521adb416d8fb90108e6a91a144d4
SSDEEP 768:Pl/YMBg3ehsdD3A8c0MOeaUV45Ww3j/V3NAECYY96W3dNOgT+ftOv:+LdD+0MON593j/w96WNNEVOv
TLSH
T17C534B0ABB93C662C4D90AF049B79585EBB68F02472007F79748B9496F732E5CD3D1E8
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1612-22-0x000000000040A000-0x000000000040B000-memory.dmp

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memory/3684-3-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-0-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-2-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-5-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-4-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-6-0x0000000010000000-0x00000000100BE000-memory.dmp

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memory/3684-16-0x0000000010000000-0x00000000100BE000-memory.dmp

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