Analysis
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max time kernel
150s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
13-01-2023 07:19
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 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
283KB
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MD5
7edb3bf162fff8c303399ed7ad6a359c
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SHA1
fbe48adcbd7581ff7682c95f45dfb6a7d92b3153
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SHA256
ff4ca465d6f26292f71028d0d0a9f78234a74af966067adc7153ba7aa81e6136
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SHA512
00c21c294770286f8697744c1753d7e4bdca3d3e761cce3f5ed825d1b0a63d5cf73dd2b5878da73a8ad872952e08c2333a307107feff68c8e36c50b42ad2aa14
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SSDEEP
6144:VTBLDH4xl6wtAUvsZhj9Rn3vuZzxEmXCgyGpK3:VTBHH4x7tAUvsZR9R3mZznSC
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/952-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/952-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1728-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/952-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/952-60-0x0000000000400000-0x0000000000409000-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 1728 set thread context of 952 1728 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 952 file.exe 952 file.exe 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found 1432 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 952 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 file.exe 28 PID 1728 wrote to memory of 952 1728 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:1728 -
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:952
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