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Analysis
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max time kernel
150s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
19/12/2022, 23:50
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
file.exe
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Size
304KB
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MD5
e878e18561c00dae21d19f7ff5be4c90
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SHA1
977ae2a707f2ce816cbd23143c7c9ab508ca6e38
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SHA256
47c522cb4095eb62a6818d3bc2e8b53d018513ebe4dc8a08a9aaf50f1401f98a
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SHA512
e3281bd79f9eddda1105f61906443a5bd9fb6f4cc62387b2af5be8261fb077632a306e2ba595b8060bf2ad8e73848f24cfe95ef58a239339210f3f9158b35e0a
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SSDEEP
3072:zLz3nLH+GG2PMX5qvYzrpQDtFKEM0HpLyWo5sczXewuIXGABFN0Hcgy65/1E3ZJO:rXLdXMYeretyVOLaz0Hcp63QZImQKG0
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/972-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/972-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1720-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/972-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/972-60-0x0000000000400000-0x0000000000409000-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 1720 set thread context of 972 1720 file.exe 28 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 972 file.exe 972 file.exe 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found 1228 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1228 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 972 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28 PID 1720 wrote to memory of 972 1720 file.exe 28
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:1720 -
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:972
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