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Analysis
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max time kernel
150s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25/10/2022, 02:13
Static task
static1
Behavioral task
behavioral1
Sample
ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe
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Size
220KB
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MD5
4dced3a6261b7227a48c79799ee12bfd
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SHA1
b4bd037c6b4e1c2e85d9a89fac1f40d48c72711f
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SHA256
ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51
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SHA512
21c0f9fbe8d6d17cf12f9b20f1e093db0936770b5e0c01e47fba2f86b9cdd5de531a83bcd52667f04b103f75d409020c0beaac6e8615923f6b11ed245c6bb850
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SSDEEP
3072:ZBnO5d84THy2ULgJWwp6n50KWZ1IUhyR31kP+05fA4ujELWJe:ZBOIXLYpAWvIX31kPxA5uW
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1988-55-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1988-56-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1680-59-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1988-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1988-61-0x0000000000400000-0x0000000000409000-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 1680 set thread context of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1988 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 1988 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1988 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28 PID 1680 wrote to memory of 1988 1680 ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe"C:\Users\Admin\AppData\Local\Temp\ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Users\Admin\AppData\Local\Temp\ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe"C:\Users\Admin\AppData\Local\Temp\ef5d150e7ed7e32d56f29ad614722f975c24943e9b03c3002777d4b09fc61d51.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1988
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