Analysis
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max time kernel
150s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2022 01:14
Static task
static1
Behavioral task
behavioral1
Sample
b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe
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Size
222KB
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MD5
ee95ff2755305e8eff9f6e1d2e3e5aeb
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SHA1
8eeab94b1432530e8d0decb35ab0d6448ca183ee
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SHA256
b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c
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SHA512
3aa75f5afc1a187f6413d2bcaf8eadfc90970e34bf0d0164af4141aecada238033f8829ea1fca15ef26bd5361837103126333d4fecb221eaf8626500ed5b9c2e
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SSDEEP
3072:YDenLl7x5mlAN8XJdMehkP1uzL5auDXUgaRuHf/ln:rLl7qliUJdbhWuxaMAC
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1916-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4564-135-0x0000000000570000-0x0000000000579000-memory.dmp family_smokeloader behavioral1/memory/1916-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1916-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4564 set thread context of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1916 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 1916 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3060 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1916 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3060 Process not Found 3060 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81 PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81 PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81 PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81 PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81 PID 4564 wrote to memory of 1916 4564 b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe"C:\Users\Admin\AppData\Local\Temp\b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Users\Admin\AppData\Local\Temp\b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe"C:\Users\Admin\AppData\Local\Temp\b606df43759b25e1300a9042370170e20f3f126aba31673b8d952fc11397c04c.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1916
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