Analysis
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max time kernel
150s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
16/12/2022, 08:27
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
8 signatures
150 seconds
General
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Target
file.exe
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Size
227KB
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MD5
612783eceed3edd151d79be4f373868c
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SHA1
eb53ccf8f4911ea6d979e55b80b59d7ef840c043
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SHA256
7cfd91624a0420a8799a4ebfdbb9eca5ad7e15a993ad08c59708dd87d1cf1510
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SHA512
a67f2d1ef422197f15c5e794dce787a1c18f39aebe39adceefb0a7a708b9016dd79fc8d35599a0c87e99eced6c1220791e584c956a4f1a5f0a51d01c51f34632
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SSDEEP
3072:HaqkCQtgLjmEThlcRs/jn9H/0IiCZr3FYSWmNUPZEGLQ2mppGT8J1qHtWqMPDcf2:6qkALjmEFFHc9CB1H+2Btx1g8qMrc
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/3496-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1216-135-0x00000000001F0000-0x00000000001F9000-memory.dmp family_smokeloader behavioral2/memory/3496-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3496-137-0x0000000000400000-0x0000000000409000-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 1216 set thread context of 3496 1216 file.exe 80 -
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 3496 file.exe 3496 file.exe 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found 2684 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2684 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3496 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1216 wrote to memory of 3496 1216 file.exe 80 PID 1216 wrote to memory of 3496 1216 file.exe 80 PID 1216 wrote to memory of 3496 1216 file.exe 80 PID 1216 wrote to memory of 3496 1216 file.exe 80 PID 1216 wrote to memory of 3496 1216 file.exe 80 PID 1216 wrote to memory of 3496 1216 file.exe 80
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:1216 -
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:3496
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