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Resubmissions
10/10/2022, 17:14
221010-vsblaacfb2 10Analysis
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max time kernel
150s -
max time network
133s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
10/10/2022, 17:14
Static task
static1
Behavioral task
behavioral1
Sample
d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe
Resource
win10-20220812-en
General
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Target
d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe
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Size
276KB
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MD5
79877139f777199ce00c15bbe105b26f
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SHA1
d719b955184ab97663671020347c3e746a61c632
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SHA256
d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4
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SHA512
05717665ce60a2eb8a9f55775a862fac9d1e1f3516731591872f836b7ff6453305c4244ee6b9b8ff685a4a06e9a190165402faaa358aa6399073e32e443cc276
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SSDEEP
3072:+XrNWLV75AUnTridz4q5fzxKnQa5P9pZhL8bM/h3qpZa9uD6VdyhkhUuS:GZWLVtAUAsY1RalHZmrwVfquS
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4552-146-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4552-147-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/4552-157-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4552-179-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 2592 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2244 set thread context of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 -
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 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4552 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 4552 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found 2592 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2592 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4552 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67 PID 2244 wrote to memory of 4552 2244 d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe 67
Processes
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C:\Users\Admin\AppData\Local\Temp\d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe"C:\Users\Admin\AppData\Local\Temp\d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Users\Admin\AppData\Local\Temp\d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe"C:\Users\Admin\AppData\Local\Temp\d9ede25d1e32be2b41ee6e18cd203db118ea970ba6b87b5b9f23560f4be7fcd4.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4552
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