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Analysis
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max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/02/2023, 06:34
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
225KB
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MD5
116517df55e4c73851445014695afd32
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SHA1
6e268637b40db5773454045bcfbf0a92d15b961c
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SHA256
a22c776d52c74734ef93bfe83de79b591a91fd3e2e4d756a24521c39c99d442e
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SHA512
aed8ba2d7b5edc8b6ced9ea77d1676ce4f4da74b9e1ce5a83b438dda88afbb32070a4b903ee28fa9f8e2298cc307dcebc790fcf5ac33fd81f42d1e4110800211
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SSDEEP
3072:+6BGUKOr39O9WLC7WNR5rlu2cj1or0YWwTOk4uosjiAU9X70:+6B/tOkLC7kVub1ootwTO3z1AU9L0
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2092-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4884-135-0x00000000048E0000-0x00000000048E9000-memory.dmp family_smokeloader behavioral2/memory/2092-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2092-137-0x0000000000400000-0x0000000000409000-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 4884 set thread context of 2092 4884 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 2092 file.exe 2092 file.exe 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found 2752 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2752 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2092 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4884 wrote to memory of 2092 4884 file.exe 82 PID 4884 wrote to memory of 2092 4884 file.exe 82 PID 4884 wrote to memory of 2092 4884 file.exe 82 PID 4884 wrote to memory of 2092 4884 file.exe 82 PID 4884 wrote to memory of 2092 4884 file.exe 82 PID 4884 wrote to memory of 2092 4884 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:4884 -
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:2092
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