Analysis
- max time kernel
189s - max time network
179s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
19/10/2023, 17:56
General
- Target 43167a0999df6e160a597c1ebebfb6bf.exe
- Size 241KB
- Sample231019-wh1cbsbc97
- SHA256 f59cc29cd0524b8adee549ec687aae0b9353be4ca5da1a84d62fc90aafaecfe2
Malware Config
Extracted
-
smokeloader
-
pub1
Extracted
-
smokeloader
-
2022
-
http://wirtshauspost.at/tmp/
-
http://msktk.ru/tmp/
-
http://soetegem.com/tmp/
-
http://gromograd.ru/tmp/
-
http://talesofpirates.net/tmp/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 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: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 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\43167a0999df6e160a597c1ebebfb6bf.exe"C:\Users\Admin\AppData\Local\Temp\43167a0999df6e160a597c1ebebfb6bf.exe"1⤵
- 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/2724-1-0x0000000000560000-0x0000000000660000-memory.dmp
memory/2724-2-0x0000000000670000-0x000000000067B000-memory.dmp
memory/2724-3-0x0000000000400000-0x00000000004F0000-memory.dmp
memory/2724-4-0x0000000000560000-0x0000000000660000-memory.dmp
memory/2724-5-0x0000000000400000-0x00000000004F0000-memory.dmp
memory/2724-6-0x0000000000670000-0x000000000067B000-memory.dmp
memory/2724-8-0x0000000000400000-0x00000000004F0000-memory.dmp
memory/2724-10-0x0000000000400000-0x00000000004F0000-memory.dmp
memory/3088-9-0x0000000002B70000-0x0000000002B86000-memory.dmp