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Analysis
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max time kernel
151s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 09:14
Static task
static1
Behavioral task
behavioral1
Sample
c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe
Resource
win10v2004-20220901-en
General
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Target
c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe
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Size
200KB
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MD5
1016acbfc068a1619623f08afb30f909
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SHA1
bea98b484d56e6fd6c5cfedde1f5f665196d6db4
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SHA256
c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322
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SHA512
64ad6eb64aa58faf4430f7936b1003689af37fce3bb97c1259b72008ce723e563d1803a322698268e290df38e4e8a9ccc11d987e16a6f708e9fdb6f47e3cff6b
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SSDEEP
3072:P+CgjV5b5ukI5gZo8PiDpO2q+4Jy0/Nm/BMDLy1hTDw02rwIPVbJgh9s:poZumUDpOs4Jy0/NAqDLys02s+gh9
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4816-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4928-135-0x00000000006C0000-0x00000000006C9000-memory.dmp family_smokeloader behavioral1/memory/4816-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4816-137-0x0000000000400000-0x0000000000409000-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 4928 set thread context of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4816 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 4816 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found 2948 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2948 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4816 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found Token: SeShutdownPrivilege 2948 Process not Found Token: SeCreatePagefilePrivilege 2948 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82 PID 4928 wrote to memory of 4816 4928 c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe"C:\Users\Admin\AppData\Local\Temp\c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Users\Admin\AppData\Local\Temp\c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe"C:\Users\Admin\AppData\Local\Temp\c32101929b37f32306afe52ec84a8525a8471cd19d17a41893793cc8c5eae322.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4816
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