Analysis
-
max time kernel
150s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2022 22:00
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
file.exe
-
Size
288KB
-
MD5
17d896fe973ab7755771a47b302924f6
-
SHA1
d2ab50f010ed3d0b88cd8d1d0f2637119346039c
-
SHA256
1ffd4c5f34c1043d624d5cada80aa6774d5fc4ffe6214cc4fb96762d5fb67527
-
SHA512
8a972d72c296c4f23704c7806e3f5e1b78e55d08ca7734d2e8ea0a2ae4b49d1eae25fc969826b60467fa227b1e6d82d680414742be0cf5ceefcc8582b8c4028a
-
SSDEEP
3072:k8hKk24uwLZ+10aIRVPmsiU9VbA9KXChGXL4nTWoNyW+8U9SkEqwi:I74lL60aGesiU9H+G8WoNyB8UIkEq
Score
10/10
Malware Config
Signatures
-
Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/1368-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1740-135-0x00000000021A0000-0x00000000021A9000-memory.dmp family_smokeloader behavioral2/memory/1368-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1368-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1740 set thread context of 1368 1740 file.exe 80 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1368 file.exe 1368 file.exe 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found 380 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 380 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1368 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1740 wrote to memory of 1368 1740 file.exe 80 PID 1740 wrote to memory of 1368 1740 file.exe 80 PID 1740 wrote to memory of 1368 1740 file.exe 80 PID 1740 wrote to memory of 1368 1740 file.exe 80 PID 1740 wrote to memory of 1368 1740 file.exe 80 PID 1740 wrote to memory of 1368 1740 file.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1368
-