Analysis
- max time kernel
150s - max time network
124s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
04/03/2024, 04:13
General
- Target b1319199a0b2ffbce63d2733f9e1553a.exe
- Size 328KB
- Sample240304-etfzdshe4x
- SHA256 703cd697f305a6d7568d3cdc517fede7c6a8947c9304cf812a133ed53753dff4
Malware Config
Extracted
-
smokeloader
-
0108
Extracted
-
smokeloader
-
2020
-
http://readinglistforjuly1.xyz/
-
http://readinglistforjuly2.xyz/
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http://readinglistforjuly3.xyz/
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http://readinglistforjuly4.xyz/
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http://readinglistforjuly5.xyz/
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http://readinglistforjuly6.xyz/
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http://readinglistforjuly7.xyz/
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http://readinglistforjuly8.xyz/
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http://readinglistforjuly9.xyz/
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http://readinglistforjuly10.xyz/
-
http://readinglistforjuly1.site/
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http://readinglistforjuly2.site/
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http://readinglistforjuly3.site/
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http://readinglistforjuly4.site/
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http://readinglistforjuly5.site/
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http://readinglistforjuly6.site/
-
http://readinglistforjuly7.site/
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http://readinglistforjuly8.site/
-
http://readinglistforjuly9.site/
-
http://readinglistforjuly10.site/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- 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
-
C:\Users\Admin\AppData\Local\Temp\b1319199a0b2ffbce63d2733f9e1553a.exe"C:\Users\Admin\AppData\Local\Temp\b1319199a0b2ffbce63d2733f9e1553a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\b1319199a0b2ffbce63d2733f9e1553a.exe"C:\Users\Admin\AppData\Local\Temp\b1319199a0b2ffbce63d2733f9e1553a.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1272-7-0x0000000001DA0000-0x0000000001DB6000-memory.dmp
memory/1280-2-0x0000000000600000-0x0000000000700000-memory.dmp
memory/1280-4-0x0000000000220000-0x000000000022A000-memory.dmp
memory/2700-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2700-5-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2700-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2700-8-0x0000000000400000-0x0000000000409000-memory.dmp