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
15/01/2023, 18:12
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
8 signatures
150 seconds
General
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Target
file.exe
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Size
210KB
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MD5
20449dfff625c40fa713cac5311deba8
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SHA1
baa9ce3a533c1bef376aaa92ef8ce896474d5b21
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SHA256
e24536c80a3dc0ae058151a24126e1603d60f578e37a05a6474e34fe61a37c42
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SHA512
f88a343bf11d58d9257adc8a920e589e34e9be668f8c73b0a43d9503d3bb33ae4e1832513165753adab11c08f0e4fd06303dcb8ce8abe1adea951c7c601d8c7a
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SSDEEP
3072:AXWO89d45hs5f/8AhNvaoovl7ACNvo50Q/Zeni:04Uk/XCFd3o5TZ
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1416-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1416-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/624-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1416-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1416-60-0x0000000000400000-0x0000000000409000-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 624 set thread context of 1416 624 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 1416 file.exe 1416 file.exe 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found 1264 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1264 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1416 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 file.exe 28 PID 624 wrote to memory of 1416 624 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:624 -
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:1416
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