Analysis
-
max time kernel
72s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
30/03/2025, 07:33
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe
Resource
win7-20240729-en
General
-
Target
2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe
-
Size
3.6MB
-
MD5
73bcc01270ded210105164d4cfa3cb29
-
SHA1
7ca80ca40b98df78483a05436d6e86aac35fd657
-
SHA256
4d79ff153311e103a524f00be3d83848e19b64614730de821cce62afe1a4be40
-
SHA512
e4dadc6df93f08df4da3a1f16401876ab2cbe0c7c4de45d9b3a3070fc60e147d0071c2ed8fd9ec242ac6c0d879ce8d14a03222e7fe0f04e35419269bf53f7525
-
SSDEEP
49152:ayvBqEimDjavBuw1e140ANuPuL+7NrzT0PFlT4Wtrb9m1wv6lanSiAzTu:lvBqNmDuv4w1e1jM67NrGVBtrb9m1ra3
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
-
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
Sality family
-
UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
Windows security bypass 2 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
Windows security modification 2 TTPs 7 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
resource yara_rule behavioral2/memory/4504-6-0x00000000026B0000-0x000000000376A000-memory.dmp upx behavioral2/memory/4504-3-0x00000000026B0000-0x000000000376A000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\e577186 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe File opened for modification C:\Windows\SYSTEM.INI 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2025-03-30_73bcc01270ded210105164d4cfa3cb29_black-basta_hijackloader_luca-stealer_remcos.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- System policy modification
PID:4504
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5