Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2022 04:37
Static task
static1
Behavioral task
behavioral1
Sample
b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe
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Size
215KB
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MD5
f32bc2d6731229b8eaf2d0ca1e2d77f6
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SHA1
3eb9d9b838ffdaaca34cb3a3bf5f4c9bcb43f8d4
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SHA256
b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1
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SHA512
6a4da81957646261e639d8ef583f8e0d8de69cde0c788a5615309fa7655751ab1865a21e83eeac60d9f58083c1de4a6594f3345dd4d334eeff17bd269d0c46bc
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SSDEEP
3072:rRoDqisCLl2ZwRRuUkwK2/L5NO8/g3xo0MnPpjMtG3ERWR3LV:2DqrCLl20n/9NTg3C7PpjMsU0VB
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1188-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/5096-135-0x00000000001F0000-0x00000000001F9000-memory.dmp family_smokeloader behavioral1/memory/1188-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1188-137-0x0000000000400000-0x0000000000409000-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 5096 set thread context of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 -
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 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1188 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 1188 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found 2152 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2152 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1188 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79 PID 5096 wrote to memory of 1188 5096 b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe"C:\Users\Admin\AppData\Local\Temp\b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5096 -
C:\Users\Admin\AppData\Local\Temp\b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe"C:\Users\Admin\AppData\Local\Temp\b3df501713678b476ab601ed6afb83ccbc82ef2c306190e5d358aef52729a7e1.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1188
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