Analysis
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max time kernel
150s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07/09/2022, 09:49
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
11 signatures
150 seconds
General
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Target
file.exe
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Size
199KB
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MD5
aa98463a903698380081b0b64d13fb51
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SHA1
07870a10ad998deb35dce24263019661740ef510
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SHA256
6aaec12ffda00462a13eb85b47eb98e198f656c328ce260704591bebb9dd0516
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SHA512
3f7f6e5d9f867357654e5fdb75b8d96f1dcc26e77589d487c50471db4fa4ab6ce764a93732310b745dee999ab6d204b4507a5b9efecc360a628a1a99b320bcd5
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SSDEEP
3072:2jChFFNC6Ndi8Gu66kTbcH7xcVP13CuRFl8O+YiV:nhM6NdJ66obc6+YF+O+Y
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1088-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1088-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1116-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1088-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1088-60-0x0000000000400000-0x0000000000409000-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 1116 set thread context of 1088 1116 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 1088 file.exe 1088 file.exe 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1088 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 file.exe 28 PID 1116 wrote to memory of 1088 1116 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:1116 -
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:1088
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