Analysis
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max time kernel
168s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08-02-2023 23:47
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
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
322KB
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MD5
358ffac1e5efd1f546159967f61deb43
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SHA1
7033914e678325a53734bdab61b0dec0cd1db798
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SHA256
3d10b461229396493d0c7e2877360f66e41e11dbc201a11e382ac3f19c10d4fc
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SHA512
93bb827a6b76982718b538333a5e688851805e87061b94a1d0d1d50ed1a1d2194373db295551658a7fd0df78ee27f8173b70042b805985e700397681123f916b
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SSDEEP
3072:DPEWnDGSPRdjjW7+QdoFn4L0BoeaqC98RqgCQENe+pGSMjK7MfQt7fz3:DMWyEjjWddoFcOoeRC9LJQkeQGS/
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2300-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2480-135-0x00000000022C0000-0x00000000022C9000-memory.dmp family_smokeloader behavioral2/memory/2300-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2300-137-0x0000000000400000-0x0000000000409000-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 2480 set thread context of 2300 2480 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 2300 file.exe 2300 file.exe 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found 2728 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2728 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2300 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2480 wrote to memory of 2300 2480 file.exe 80 PID 2480 wrote to memory of 2300 2480 file.exe 80 PID 2480 wrote to memory of 2300 2480 file.exe 80 PID 2480 wrote to memory of 2300 2480 file.exe 80 PID 2480 wrote to memory of 2300 2480 file.exe 80 PID 2480 wrote to memory of 2300 2480 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:2480 -
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:2300
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