Analysis
-
max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
17/09/2022, 16:16
Static task
static1
Behavioral task
behavioral1
Sample
1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe
-
Size
291KB
-
MD5
bb6ac1c989b3c37dc444050c31291ab3
-
SHA1
3dc2c365756935a56914775825d1402b23fccf02
-
SHA256
1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b
-
SHA512
27f2ddad0388ca3e2f14e4ca092e97ff3bb72960bb7716dd5146d426013a029f4e8afdbfdfe7daa966a30c90bf56aced3f14173dc81a5ec9e33843becdfb72e4
-
SSDEEP
6144:wtWLRnUmsIsIJTKaXVvp0K35IAknigabwVf7:wtWdnUmyIgIyKOAki
Score
10/10
Malware Config
Signatures
-
Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/3408-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4824-135-0x0000000002180000-0x0000000002189000-memory.dmp family_smokeloader behavioral1/memory/3408-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/3408-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4824 set thread context of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3408 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 3408 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found 2976 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2976 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3408 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81 PID 4824 wrote to memory of 3408 4824 1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe"C:\Users\Admin\AppData\Local\Temp\1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Users\Admin\AppData\Local\Temp\1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe"C:\Users\Admin\AppData\Local\Temp\1cf70c627bf47faf6ef7bad685d6abecc34a1b6a81faa9c58ed29a9f42fabe5b.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3408
-