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
08/02/2023, 20:58
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
win10v2004-20220901-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
file.exe
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Size
321KB
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MD5
d66fa9ad8292339a6cb6f8ff757c7271
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SHA1
4cf3067fbc527d578c39af6a68b155391ff07915
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SHA256
9597c83f724eb98ece273b1e8c947d10d7468383fcd61b2030a4d571a2852e61
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SHA512
0ffdfa59b805a8199ee0a8992697df084d9ad33c7dd3f98fd400a18a5541618d88aebd95795ca81c2eeb58797830ace2630c4fe50cddf308c5e354378ea9cbaa
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SSDEEP
3072:PPgHonTU5RFz2Q8NDVJEO3Y/F8/y+nDAF2GURTsWQDiuLpTT8gv:PwwCiQ8HJ7oNMy+DAYcLiqxv
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1216-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1216-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1380-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1216-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1216-60-0x0000000000400000-0x0000000000409000-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 1380 set thread context of 1216 1380 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 queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1216 file.exe 1216 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 1216 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 file.exe 28 PID 1380 wrote to memory of 1216 1380 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:1380 -
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:1216
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