Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
113s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
02/09/2024, 21:29
Static task
static1
Behavioral task
behavioral1
Sample
bbb638c562b3df98a2b1b636e82cfdd0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
bbb638c562b3df98a2b1b636e82cfdd0N.exe
Resource
win10v2004-20240802-en
General
-
Target
bbb638c562b3df98a2b1b636e82cfdd0N.exe
-
Size
2.0MB
-
MD5
bbb638c562b3df98a2b1b636e82cfdd0
-
SHA1
90778955c9cdf9977de455ea28979ca5095d242b
-
SHA256
3d0ac904350f77a399f1ec7f6779c294c8be2c7f54eb7343c21f6df264edd7a2
-
SHA512
a357391e15404d444c6f37826cc967cf89e652e890a69cc0284a4972847f2be42d718ac865e34c5475a3db3facdfc91379c98c9a1d836241e5658ac72b6b5acb
-
SSDEEP
24576:/D39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPj8/j73Anet9/wL:/p7E+QrFUBgq2D
Malware Config
Extracted
remcos
1.7 Pro
Host
213.183.58.19:4000
-
audio_folder
audio
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
5
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
true
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
true
-
keylog_file
read.dat
-
keylog_flag
false
-
keylog_folder
CastC
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_sccafsoidz
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
-
screenshot_time
1
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Executes dropped EXE 2 IoCs
pid Process 2856 sbietrcl.exe 2972 sbietrcl.exe -
Loads dropped DLL 1 IoCs
pid Process 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sbietrcl.exe" bbb638c562b3df98a2b1b636e82cfdd0N.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2856 set thread context of 2972 2856 sbietrcl.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 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 bbb638c562b3df98a2b1b636e82cfdd0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sbietrcl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sbietrcl.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 2856 sbietrcl.exe 2856 sbietrcl.exe 2856 sbietrcl.exe 2856 sbietrcl.exe 2856 sbietrcl.exe 2856 sbietrcl.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe Token: SeDebugPrivilege 2856 sbietrcl.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2972 sbietrcl.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2420 wrote to memory of 2856 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 31 PID 2420 wrote to memory of 2856 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 31 PID 2420 wrote to memory of 2856 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 31 PID 2420 wrote to memory of 2856 2420 bbb638c562b3df98a2b1b636e82cfdd0N.exe 31 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32 PID 2856 wrote to memory of 2972 2856 sbietrcl.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\bbb638c562b3df98a2b1b636e82cfdd0N.exe"C:\Users\Admin\AppData\Local\Temp\bbb638c562b3df98a2b1b636e82cfdd0N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2972
-
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
-
Filesize
2.0MB
MD5eb686572d4089b2f0e0944a0762bd2c3
SHA1456b285e16df3aba771bff42421eaec896b08e61
SHA2567aceb11a7704e0c44aef1960c7ef89d88e17c1bcf6f2bad907f0ae48c1f645cc
SHA512c973529134a743d38cb07c00f6b0c7bf05402abb793aa30a4b34568da37e0a82839bf8aa088bdebfc7f5ee5fe735b1901a174962c3382e365639cae3a0355bf4