Analysis
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max time kernel
151s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09-09-2022 12:10
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-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
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Target
file.exe
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Size
207KB
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MD5
e57190f6758917bb0723039c0d29ef8b
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SHA1
bb298aae9d78481b6a5df69712a7a4926ae81433
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SHA256
938f070976e2f90ad6cc8e4bd378b85160df9722537e25afde4d49f4aeb57d5b
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SHA512
0e49b96fffc294d549112123060c1577b5946933e479109881de5ef5e99566927bed00a2c5b2d41c56a5a91c7e239558e43efd1bc8707de2036430a669c81191
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SSDEEP
3072:funTzRpKZp5Fr5tQYohZWmC25aHbOCuBYo4t2:vBFXoKmC25aH6CuBYj0
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2480-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4216-135-0x00000000048B0000-0x00000000048B9000-memory.dmp family_smokeloader behavioral2/memory/2480-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2480-137-0x0000000000400000-0x0000000000409000-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 4216 set thread context of 2480 4216 file.exe 82 -
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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2480 file.exe 2480 file.exe 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found 3044 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3044 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2480 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4216 wrote to memory of 2480 4216 file.exe 82 PID 4216 wrote to memory of 2480 4216 file.exe 82 PID 4216 wrote to memory of 2480 4216 file.exe 82 PID 4216 wrote to memory of 2480 4216 file.exe 82 PID 4216 wrote to memory of 2480 4216 file.exe 82 PID 4216 wrote to memory of 2480 4216 file.exe 82
Processes
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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:4216 -
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:2480
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