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
28/12/2022, 21:15
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
222KB
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MD5
36ef07bc1adf23f410d874bc9b342cbe
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SHA1
57fb4cfbe5024e4cf1025261d13489734e6513ac
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SHA256
dc5368d123f2132401bf4779127955b091eef06cb8bb6fbb3c7d92d7bb98bf36
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SHA512
a1bd60e3878c090c58dc68aae54eb9484b32d6204a032fa3423dd82e134e792a73b0a1f3a3a14fc37f75a098540c3be92a721d302310b3d2d6ce8b6893743e9d
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SSDEEP
3072:NlRLMD5ZIIpUWl8XLHrYM/7lG/vr6zq26NvgdxXWwD3tdmdhxH:FLMPIICWlUD8EOvAq26NYxXWi3tm
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1744-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1744-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1060-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1744-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1744-60-0x0000000000400000-0x0000000000409000-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 1060 set thread context of 1744 1060 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 1744 file.exe 1744 file.exe 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found 1216 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1216 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1744 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 file.exe 28 PID 1060 wrote to memory of 1744 1060 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:1060 -
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:1744
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