Analysis
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max time kernel
162s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2022 09:42
Static task
static1
Behavioral task
behavioral1
Sample
aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe
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Size
295KB
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MD5
c879102fc414340426e6d589b661f601
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SHA1
a1e4f20caf16716b6f8161d075e9b2d794fd79cc
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SHA256
aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2
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SHA512
76c7aff0f890136f4953d929c0a381d7ef6ba70e8f896d49c12620cbf2342888e8ffec8a09255548cd12ef3d91c9a92bdec1207ecf5c5d9089c44b926c91e25e
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SSDEEP
3072:xZ6q0BC4L9RncYOoRY+EshzMZCslXiAHsPmOHmq1mq+SU27hZYw8sS:569LncYSMoZCstwGdlyZYw
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/5044-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4852-135-0x0000000000620000-0x0000000000629000-memory.dmp family_smokeloader behavioral1/memory/5044-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/5044-137-0x0000000000400000-0x0000000000409000-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 4852 set thread context of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.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 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5044 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 5044 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found 2744 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2744 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 5044 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82 PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82 PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82 PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82 PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82 PID 4852 wrote to memory of 5044 4852 aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe"C:\Users\Admin\AppData\Local\Temp\aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Users\Admin\AppData\Local\Temp\aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe"C:\Users\Admin\AppData\Local\Temp\aa9ad8f31651f0ba745bf089cc71b29b33e40ff086cbead9f8c1ed82507fedb2.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5044
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