Analysis
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max time kernel
170s -
max time network
210s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26/11/2022, 01:39
Static task
static1
Behavioral task
behavioral1
Sample
52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe
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Size
167KB
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MD5
d658b402cc15188a00db3405dc162b03
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SHA1
a7d6d88bc5e9792c004d1191ec028c283c9b29bd
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SHA256
52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5
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SHA512
d42d396f1028be478caac642b6ed6208b8ccf28af5a989cc2e46f29acd240a3a74829df8ca9cb3d684a14cecb430f289927582c7d43c73b690d2f8bbfd58b074
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SSDEEP
3072:T5K1JTIDugFXJS5ZaUTtxwattUQZnJE+bu8:8twRFXITtxwKUQZyq
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/5052-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4280-135-0x0000000002440000-0x0000000002449000-memory.dmp family_smokeloader behavioral2/memory/5052-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/5052-137-0x0000000000400000-0x0000000000409000-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 4280 set thread context of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 -
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 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5052 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 5052 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found 700 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 700 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 5052 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79 PID 4280 wrote to memory of 5052 4280 52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe"C:\Users\Admin\AppData\Local\Temp\52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4280 -
C:\Users\Admin\AppData\Local\Temp\52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe"C:\Users\Admin\AppData\Local\Temp\52cdf8d521de7ded50593ca85c0d900f32c31c9e2049d51fbd52f7a69ab689b5.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5052
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