Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-10-2022 04:14
Static task
static1
Behavioral task
behavioral1
Sample
33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe
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Size
222KB
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MD5
98777c323eafdffe4422ab567a5be035
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SHA1
88a98498246eb3f32e8ac32590f731830ce148b7
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SHA256
33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4
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SHA512
65719d867d5518c6709cc71269636096e687b5f4e3f7c2f0abac26a11645bcda7640cd1a022f0937c0462e1a64694aa9114b3a9338989d67e2365570b93af56a
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SSDEEP
3072:+v7H16LVEyAE7L6OLgD5gV6E5ETywuFbYh/MzzUqdKyPVOp:+v7VEEY7L7LRVU2JsM3XY
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/548-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2104-135-0x00000000007F0000-0x00000000007F9000-memory.dmp family_smokeloader behavioral1/memory/548-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/548-137-0x0000000000400000-0x0000000000409000-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 2104 set thread context of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 -
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 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 548 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 548 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2640 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 548 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83 PID 2104 wrote to memory of 548 2104 33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe"C:\Users\Admin\AppData\Local\Temp\33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Users\Admin\AppData\Local\Temp\33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe"C:\Users\Admin\AppData\Local\Temp\33e3e563971bdc12e700b3596a5add6324757f193e7213d07d262c8b69c8a0d4.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:548
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