Analysis
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max time kernel
150s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/01/2023, 08:08
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
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
file.exe
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Size
239KB
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MD5
4279b9b8e1a0a4b752ba8950412d4d0a
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SHA1
e970247d278b2a4fd9ad3743a28f2b92f1b5881f
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SHA256
168f1525cb4fa564407d5e958a9f8560991de901b007a4b875c5e656ff81971d
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SHA512
a30a0e2d355dd7fb5880e1063aa6f72d87b3936d454de1234106d1b6684ef20432bb1e69fb4f8e189b69aa77b3284af9cf881f67075153d5b87bc99178694d6e
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SSDEEP
3072:qeXJ2XZLchEoMC55zKRHf0ZblUW05uj5keYBPsQ6Zh/rDmqnD27hZY:h2LMMCyEblUduCB0QurqYOZY
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/872-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1316-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/872-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/872-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/872-60-0x0000000000400000-0x0000000000409000-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 1316 set thread context of 872 1316 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 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 872 file.exe 872 file.exe 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1252 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 872 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 file.exe 27 PID 1316 wrote to memory of 872 1316 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:1316 -
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:872
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