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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
16/09/2022, 11:48
Static task
static1
Behavioral task
behavioral1
Sample
ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe
Resource
win10-20220812-en
General
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Target
ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe
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Size
266KB
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MD5
420f55d4c76e1359ce3c2a00957e845c
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SHA1
db006a9bf29e158bec6eb9c80f4bb7bdd2e6d56f
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SHA256
ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747
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SHA512
70d157a772602088d0442b6cce4befcfbbeff61c0238272669bccea667fa9d81862ee3012f77a94c7c51dc563eed134e7c4763e61c3612d5fdae743e30ba0924
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SSDEEP
3072:sXH5ZONbFA5IL58xQs37d4fbSXexu+hkMdTVJJ0KheHUltM/h3BsxkgaBChU6e:oSbTL654fbSOo+SoDJ00eutniga
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1892-143-0x00000000005B0000-0x00000000005B9000-memory.dmp family_smokeloader behavioral1/memory/4724-145-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4724-146-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/4724-158-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4724-178-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 3064 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1892 set thread context of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 -
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 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4724 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 4724 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found 3064 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3064 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4724 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67 PID 1892 wrote to memory of 4724 1892 ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe 67
Processes
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C:\Users\Admin\AppData\Local\Temp\ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe"C:\Users\Admin\AppData\Local\Temp\ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Users\Admin\AppData\Local\Temp\ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe"C:\Users\Admin\AppData\Local\Temp\ecf505c4260349befe0e6e52e560c5f1a6fdb4785cfb8c5201c9a91914447747.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4724
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