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Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
05/02/2023, 01:09
Static task
static1
Behavioral task
behavioral1
Sample
fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe
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Size
192KB
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MD5
b572ca69399c341a96de4f224093090e
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SHA1
36c5ba1a405a0fde22e89578cb90d49394a4b4c8
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SHA256
fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f
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SHA512
1d1ee4bc157573c63867bf8c8ca57e4a47e944ccc9eaea09b7825abb34ca5cec58f9fb4e312059138219d1a8ae9fd5412e21992c3cec50bdd233a3620d19fbef
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SSDEEP
3072:4M/ONCwr5/LLWgwXWI75HmhKevHQWOIri4wRo411OaxzR2aU:4M/s9LLQXvmQevQqwSOr
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4964-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2632-135-0x0000000000510000-0x0000000000519000-memory.dmp family_smokeloader behavioral1/memory/4964-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4964-137-0x0000000000400000-0x0000000000409000-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 2632 set thread context of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 -
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 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4964 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 4964 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found 2732 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2732 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4964 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82 PID 2632 wrote to memory of 4964 2632 fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe"C:\Users\Admin\AppData\Local\Temp\fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Users\Admin\AppData\Local\Temp\fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe"C:\Users\Admin\AppData\Local\Temp\fd49a87f4d5043940575bc9774dc492ab71f58661e697bbf788e87b4a895365f.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4964
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