Analysis
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max time kernel
151s -
max time network
125s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
14-10-2021 05:36
Static task
static1
Behavioral task
behavioral1
Sample
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe
Resource
win10-en-20210920
General
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Target
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe
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Size
215KB
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MD5
39f5e1067869ba2b940eebcfa9bdffdf
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SHA1
a456e2d7fee50a0f2b26626ffdd41a36d8232327
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SHA256
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e
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SHA512
b791c409051a71588135d75e36bb55c254a50b4b2a6ea24400d1cd45ffef565ee5e7c36e7aab8b02bd971b5b51f13ded17518ddf4601bed43a02179a858431ff
Malware Config
Extracted
smokeloader
2020
http://honawey7.xyz/
http://wijibui0.xyz/
http://hefahei6.xyz/
http://pipevai4.xyz/
http://nalirou7.xyz/
http://xacokuo8.xyz/
http://hajezey1.xyz/
http://gejajoo7.xyz/
http://sysaheu9.xyz/
http://rixoxeu9.xyz/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
Processes:
pid process 2872 -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exedescription pid process target process PID 2056 set thread context of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exepid process 3616 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe 3616 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 2872 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 2872 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exepid process 3616 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exedescription pid process target process PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe PID 2056 wrote to memory of 3616 2056 a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe"C:\Users\Admin\AppData\Local\Temp\a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe"C:\Users\Admin\AppData\Local\Temp\a42ab3b5e85fea811bdbc04406e1d96e7752da8a712887b694f89f2a2a9ddd2e.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2056-118-0x0000000000030000-0x0000000000039000-memory.dmpFilesize
36KB
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memory/2872-119-0x0000000001220000-0x0000000001236000-memory.dmpFilesize
88KB
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memory/3616-116-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/3616-117-0x0000000000402E8F-mapping.dmp