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Analysis
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max time kernel
150s -
max time network
73s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
08/01/2023, 23:55
Static task
static1
Behavioral task
behavioral1
Sample
89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe
Resource
win10-20220812-en
General
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Target
89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe
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Size
260KB
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MD5
978e4cd65da4efbcd21df4b0179fc0be
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SHA1
fd556796b6d362a05709b9843943874acd3ace03
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SHA256
89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb
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SHA512
97797f8d46fb404c359789aedc0a8324d39f3afb64ea3d95bd26f25069292dc453987afe96c4d489fc0798b4d752139a8f4f03ae94989aa949db353c271ba611
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SSDEEP
3072:urXEK+F8LrBIRE7lDAD15sZCoJjYEN+JCiLnjIAUCrn99hZCRRzMuWZgd3n:WTLORE7lDAloJjPNmfLnj6Crpcqgd3
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/2112-144-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2112-145-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/4792-148-0x0000000002D10000-0x0000000002D19000-memory.dmp family_smokeloader behavioral1/memory/2112-177-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2112-178-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 2068 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4792 set thread context of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 -
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 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2112 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 2112 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found 2068 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2068 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2112 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66 PID 4792 wrote to memory of 2112 4792 89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe"C:\Users\Admin\AppData\Local\Temp\89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Users\Admin\AppData\Local\Temp\89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe"C:\Users\Admin\AppData\Local\Temp\89bcb07c45d0d1e2fb205d8fb09f7418eb61a8c34de574b27954b649f3ced2cb.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2112
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