Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
08/10/2022, 17:42
Static task
static1
Behavioral task
behavioral1
Sample
c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe
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Size
269KB
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MD5
8e81e8e7967a07af9e20fdbca3c8e664
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SHA1
3498170fa63b7ed0461679769b2f444298458942
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SHA256
c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d
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SHA512
3b90fed906359f1f7ba6419fe8c1da3e8bbde1cb1fd54e621363550858e64d1a5e6473720cab7074ba6f177b5aa65243283a710a9d499f10a9c955ec94742fb5
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SSDEEP
3072:TXK5UB+RyqcgIE2aIyqJHga5xRS0blRgPNAmb2gUoCxgcIU9jM/h3qpZa9uD6Vdk:LWUB+R0DyqJQ0CAm7w0U9jrwVfXQ
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/492-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4980-135-0x00000000004C0000-0x00000000004C9000-memory.dmp family_smokeloader behavioral1/memory/492-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/492-137-0x0000000000400000-0x0000000000409000-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 4980 set thread context of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 -
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 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 492 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 492 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2640 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 492 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86 PID 4980 wrote to memory of 492 4980 c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe"C:\Users\Admin\AppData\Local\Temp\c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Users\Admin\AppData\Local\Temp\c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe"C:\Users\Admin\AppData\Local\Temp\c6e5dd7e41fb236ed6a0d0d1c5d120cfeba46779995d6b98fbe76668f584b36d.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:492
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