Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
299s -
max time network
299s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/12/2024, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
RTM09878GH.exe
Resource
win7-20240903-en
General
-
Target
RTM09878GH.exe
-
Size
830KB
-
MD5
c48a8f69e18ada31f2d4cce1c01f21a4
-
SHA1
3af7a6a8653982efebe40fdc85a056906e1c5d51
-
SHA256
8bf7fa237fb9b84868540e4823ee8532d879defebf58267085384ceb117b1c0e
-
SHA512
6a1d7d22c699b99d9a07b580dd15986cd1d7fb104d1b898f851b446799941736d0e2bf6e37b735a65d4005ed19a71ab4c578587ac3abe5cec6da5a44d6a0008c
-
SSDEEP
24576:N24ds1x0hwCSfnS5OVx6/Z7XtuQiMSGsX6eYc799exzCQryh+9:dmqOMh7DiMS/Rex+QWI9
Malware Config
Extracted
remcos
RemoteHost
192.210.150.26:3678
-
audio_folder
MicRecords
-
audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-MKYDDH
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
Remcos family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" RTM09878GH.exe -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions RTM09878GH.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2288 powershell.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools RTM09878GH.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion RTM09878GH.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion RTM09878GH.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RTM09878GH.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" RTM09878GH.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum RTM09878GH.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 RTM09878GH.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2524 set thread context of 2876 2524 RTM09878GH.exe 35 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 iexplore.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2288 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2288 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2876 iexplore.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2524 wrote to memory of 2288 2524 RTM09878GH.exe 32 PID 2524 wrote to memory of 2288 2524 RTM09878GH.exe 32 PID 2524 wrote to memory of 2288 2524 RTM09878GH.exe 32 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2724 2524 RTM09878GH.exe 34 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2876 2524 RTM09878GH.exe 35 PID 2524 wrote to memory of 2840 2524 RTM09878GH.exe 36 PID 2524 wrote to memory of 2840 2524 RTM09878GH.exe 36 PID 2524 wrote to memory of 2840 2524 RTM09878GH.exe 36 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" RTM09878GH.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\RTM09878GH.exe"C:\Users\Admin\AppData\Local\Temp\RTM09878GH.exe"1⤵
- UAC bypass
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2524 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RTM09878GH.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288
-
-
C:\Windows\System32\calc.exe"C:\Windows\System32\calc.exe"2⤵PID:2724
-
-
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2876
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2524 -s 9002⤵PID:2840
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Virtualization/Sandbox Evasion
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
152B
MD57ef710c378ccc268ae828ad7ca1a397d
SHA127bbf69d874412fcd6a056e6dd450ca87b52ea72
SHA25688b777e09f5a10d402dcd7854dcb41b722aed6c426016642cf582970b3efbc45
SHA512599158c684d6f9996a20f9e34897dbddbd19bc758f8e53c94e0c6bdd801a231d972bef960f0f0ff50cee602cc0c64c64afa20093a25497905839cb1829a1db24