Analysis
-
max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2023 01:54
Static task
static1
Behavioral task
behavioral1
Sample
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe
Resource
win10v2004-20230220-en
General
-
Target
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe
-
Size
260KB
-
MD5
6d4983ad5a6158e5ebd5366286d4f3a6
-
SHA1
a75ebee6eef09ab526856a8d40ff731d99a27059
-
SHA256
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f
-
SHA512
e5301ef9b4951e1d7013125240eb7acf783b5489cafb4f7504afce6873394b2fb05bfc8f808db0272771348b7dbe17cc712672a52b1c83cf7e83297df5719203
-
SSDEEP
3072:IXgcJ9x5NGhbv6QWiyuaG3f3yHg0O3xlNwxAyLXNP+Y/Joz1VGlB9KUqaJSNn:wT9G8SRaGvCHg3byLXd/iDkgFaW
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exedescription pid process target process PID 2144 set thread context of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exedescription ioc process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exepid process 4936 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 4936 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 3148 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 3148 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exepid process 4936 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exedescription pid process target process PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe PID 2144 wrote to memory of 4936 2144 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe 2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe"C:\Users\Admin\AppData\Local\Temp\2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe"C:\Users\Admin\AppData\Local\Temp\2925436a2f764bcc11374f66b86a3b93495c7a8949136b45d7fb99dc6c57db1f.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2144-135-0x0000000000A50000-0x0000000000A59000-memory.dmpFilesize
36KB
-
memory/3148-137-0x00000000008E0000-0x00000000008F6000-memory.dmpFilesize
88KB
-
memory/4936-134-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
-
memory/4936-136-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
-
memory/4936-138-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB