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Analysis
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max time kernel
172s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
10/10/2023, 22:32 UTC
General
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Target
82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe
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Size
245KB
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MD5
0da78f6ac7f81956c6b3b73aa43ef60d
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SHA1
7712c1f533e6068a1036b07b6a5f87f03072310f
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SHA256
82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7
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SHA512
6385d4b8af5cdb8fc84ee706d617b4a2e0503d8949c80d966dc0875ca0b831b74ff2a6cc1eed1db162ca0d0f5a90eef5049f1a5eb136c6ff3f4056b934b8c64c
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SSDEEP
3072:NXrf43UsH7MoLYwal8tJrPM2+h0yA5ZEFW9IPEYa0H+6528Tp33YT8p:JD4PHYF+rR5ZEFoFn4p33YT8
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of SendNotifyMessage 2 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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Network
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DNShost-file-host6.comRemote address:8.8.8.8:53Requesthost-file-host6.comIN AResponse -
DNShost-host-file8.comRemote address:8.8.8.8:53Requesthost-host-file8.comIN AResponsehost-host-file8.comIN A194.169.175.127
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POSThttp://host-host-file8.com/Remote address:194.169.175.127:80RequestPOST / HTTP/1.1
Connection: Keep-Alive
Content-Type: application/x-www-form-urlencoded
Accept: */*
Referer: http://inlibc.org/
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; Trident/7.0; rv:11.0) like Gecko
Content-Length: 278
Host: host-host-file8.com
ResponseHTTP/1.1 200 OK
Server: nginx/1.20.2
Date: Wed, 11 Oct 2023 01:45:31 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
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194.169.175.127:80http://host-host-file8.com/http
HTTP Request
POST http://host-host-file8.com/HTTP Response
200
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8.8.8.8:53host-file-host6.comdns
DNS Request
host-file-host6.com
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8.8.8.8:53host-host-file8.comdns
DNS Request
host-host-file8.com
DNS Response
194.169.175.127
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
88KB
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Filesize
84KB
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Filesize
84KB
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Filesize
36KB
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Filesize
4KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB