Analysis
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max time kernel
150s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
06/02/2023, 05:23
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
8 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
305KB
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MD5
a16d8c2e81bea7b96468c4a0ae3bb1f7
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SHA1
e315909c85df79faf71689e88706fa319109a9f9
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SHA256
877683587b7643a6db11e09137088dcbfb19c66b3433e4dee91c98c2d0bc0711
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SHA512
61ad36b2e3f2e90f8a0df8c68228a22a30f1b47064d105bcf9d994a97d05286b8620eb2b31333eb8b420b9135c7bc3751f088596469f42b2177675ca319889d4
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SSDEEP
3072:UNvbt9OPL7ZQvBCW0RqJIMdRguO3NJatVzDnMj9sxA76ov3vGKMRiT:82PL7GUWLJIYeNHgnniuk6oXG
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 6 IoCs
resource yara_rule behavioral1/memory/564-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/564-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/564-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1960-58-0x00000000001B0000-0x00000000001B9000-memory.dmp family_smokeloader behavioral1/memory/564-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/564-61-0x0000000000400000-0x0000000000409000-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 1960 set thread context of 564 1960 file.exe 28 -
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 564 file.exe 564 file.exe 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1220 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 564 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28 PID 1960 wrote to memory of 564 1960 file.exe 28
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:1960 -
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:564
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