Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
14-05-2024 15:54
Static task
static1
Behavioral task
behavioral1
Sample
4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe
Resource
win11-20240426-en
General
-
Target
4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe
-
Size
224KB
-
MD5
be767e08bb0bbc5b09054535fb5d304f
-
SHA1
115bcd15f5b39f10eb8de7af7c6a58ba5348e2f4
-
SHA256
4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5
-
SHA512
dfb643aa19f938e966dbd4e165b196d87d2f8bdea399564dd013355a8020461b3c6165e10a843355ed5d09d1e4bfde396644e6227c2e33b220d3c74b55501f2d
-
SSDEEP
3072:o0oOq8Z9xnnXymaLhr+9BtZOXSOaPjPcY2jm1ZYBsG7g2RM5HyV6:c675Aru3OwIv0ZYqUdW5HW
Malware Config
Extracted
smokeloader
pub1
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3044 1220 WerFault.exe 4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe"C:\Users\Admin\AppData\Local\Temp\4a4d08f86c3a9ca83fe3bb6e3525e23585b08577a8ad4c6519d12a651d05c9e5.exe"1⤵
- Checks SCSI registry key(s)
PID:1220 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 4602⤵
- Program crash
PID:3044
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1220 -ip 12201⤵PID:5052
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1220-1-0x0000000000A60000-0x0000000000B60000-memory.dmpFilesize
1024KB
-
memory/1220-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
-
memory/1220-2-0x00000000009F0000-0x00000000009FB000-memory.dmpFilesize
44KB
-
memory/1220-4-0x0000000000400000-0x000000000078F000-memory.dmpFilesize
3.6MB