Analysis
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max time kernel
170s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
13-10-2023 02:54
General
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Target
2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe
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Size
268KB
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MD5
d20f88b50c4b3b1083499e32d674fb58
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SHA1
d41276d90a406273cc748c0dcf648fb2bb965296
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SHA256
2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd
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SHA512
9275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028
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SSDEEP
3072:OnEwxB2mXQ+YJq4I7MqGnohhiEaYpMA7Et4Y+rpuJTY4VBUqsZTwNA:JwxVXQ+Yo4EM6hIY2AE4Y+luZTnjOt
Malware Config
Extracted
smokeloader
up3
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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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 12 IoCs
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Suspicious use of UnmapMainImage 1 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\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Roaming\tgbriwvC:\Users\Admin\AppData\Roaming\tgbriwv1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\tgbriwvC:\Users\Admin\AppData\Roaming\tgbriwv2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
268KB
MD5d20f88b50c4b3b1083499e32d674fb58
SHA1d41276d90a406273cc748c0dcf648fb2bb965296
SHA2562f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd
SHA5129275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028
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Filesize
268KB
MD5d20f88b50c4b3b1083499e32d674fb58
SHA1d41276d90a406273cc748c0dcf648fb2bb965296
SHA2562f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd
SHA5129275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028
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Filesize
268KB
MD5d20f88b50c4b3b1083499e32d674fb58
SHA1d41276d90a406273cc748c0dcf648fb2bb965296
SHA2562f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd
SHA5129275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028
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Filesize
1024KB
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Filesize
36KB
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Filesize
1024KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
88KB
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Filesize
64KB
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Filesize
64KB
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Filesize
88KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
1024KB
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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
36KB