Analysis
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max time kernel
151s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
23/12/2022, 16:33
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
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
file.exe
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Size
228KB
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MD5
3ca45371b70a3decfdbf52ab08e9796a
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SHA1
bb1633a5c5ada16cef9f2d12059b550b80792cf4
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SHA256
9c6a0a1faca79211cb7cbd9eb111052cffb37c0ad8ec436a4587b871c1701a5a
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SHA512
6f6aa17c6f80710b24883bab17a79928e1c13dc82965a514170eacd3ac924a524a4ae7ebda5f69970164fde827c7459acab7b58a7d7a3d8a1c1ee5307e9358ae
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SSDEEP
3072:f3KMLCBEtPsn2rHX49uX/QSB+lit5rT0YUncsRu+oukz97KWBkOuRGK:yMLOco2rHX4SB8YnBukp7KpjcK
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1284-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1768-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1284-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1284-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1284-60-0x0000000000400000-0x0000000000409000-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 1768 set thread context of 1284 1768 file.exe 27 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1284 file.exe 1284 file.exe 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found 1204 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1204 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1284 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27 PID 1768 wrote to memory of 1284 1768 file.exe 27
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:1768 -
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:1284
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