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Analysis
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max time kernel
150s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
27/10/2022, 10:15
Static task
static1
Behavioral task
behavioral1
Sample
1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe
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Size
259KB
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MD5
e94318b2a961bc101730916a5249d779
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SHA1
b3f6b97478c7eb9ce097957a9adb4a69f28a4418
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SHA256
1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b
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SHA512
30b1cad98972adeb845455ba9f7ac680db5875d8bc7596645aed69abcd950c92ba8515bf0d4ee4b20fffa3da2160bca3bbf54489b4f9ee7b678160697dbb5dfa
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SSDEEP
3072:+XG+R+APqkkg0EaxybS5X/EBbtSZMFqxjJz3eUGKBY80Kc:GvR+Eq+jaxyOgMMFcJz3eUTBY80
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4640-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4792-135-0x0000000002E50000-0x0000000002E59000-memory.dmp family_smokeloader behavioral1/memory/4640-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4640-137-0x0000000000400000-0x0000000000409000-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 4792 set thread context of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 -
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 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4640 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 4640 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found 3024 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3024 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4640 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84 PID 4792 wrote to memory of 4640 4792 1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe"C:\Users\Admin\AppData\Local\Temp\1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Users\Admin\AppData\Local\Temp\1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe"C:\Users\Admin\AppData\Local\Temp\1112591bb55a5d69ea5a8658e47b2097dbfeb87bc92775fd14fdb4771be57b7b.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4640
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