Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
14/04/2023, 23:18
General
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Target
8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3.exe
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Size
350KB
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MD5
b148500e29c734f5e2bb8b6acabbc69c
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SHA1
d6de03a5eac546f17a10112fc1040be174eee24e
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SHA256
8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3
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SHA512
1163b6627bc769c64f45d0bb9bf3e9e42f94098283ef0763fbbf306e50ab733cb1453c1e2d3634c613f161f45072c394fe9405c12145dc6016729909aae48eac
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SSDEEP
6144:WuN18W8VENBSwEnm4PBxctsuxvE1E76HPWzhgTXgxi:WusWg8SwEnm4ZxcFvqHeKDd
Malware Config
Extracted
smokeloader
pu10
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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Executes dropped EXE 2 IoCs
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Suspicious use of SetThreadContext 2 IoCs
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Checks SCSI registry key(s) 3 TTPs 6 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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 12 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\8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3.exe"C:\Users\Admin\AppData\Local\Temp\8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3.exe"C:\Users\Admin\AppData\Local\Temp\8a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Roaming\fvjwvrcC:\Users\Admin\AppData\Roaming\fvjwvrc1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\fvjwvrcC:\Users\Admin\AppData\Roaming\fvjwvrc2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
350KB
MD5b148500e29c734f5e2bb8b6acabbc69c
SHA1d6de03a5eac546f17a10112fc1040be174eee24e
SHA2568a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3
SHA5121163b6627bc769c64f45d0bb9bf3e9e42f94098283ef0763fbbf306e50ab733cb1453c1e2d3634c613f161f45072c394fe9405c12145dc6016729909aae48eac
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Filesize
350KB
MD5b148500e29c734f5e2bb8b6acabbc69c
SHA1d6de03a5eac546f17a10112fc1040be174eee24e
SHA2568a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3
SHA5121163b6627bc769c64f45d0bb9bf3e9e42f94098283ef0763fbbf306e50ab733cb1453c1e2d3634c613f161f45072c394fe9405c12145dc6016729909aae48eac
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Filesize
350KB
MD5b148500e29c734f5e2bb8b6acabbc69c
SHA1d6de03a5eac546f17a10112fc1040be174eee24e
SHA2568a9a945c25f37431a6ee971ea9bb4b71dcc000a73d7b41f50973bf20bb198ab3
SHA5121163b6627bc769c64f45d0bb9bf3e9e42f94098283ef0763fbbf306e50ab733cb1453c1e2d3634c613f161f45072c394fe9405c12145dc6016729909aae48eac
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
88KB
-
Filesize
88KB
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Filesize
36KB
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Filesize
36KB