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Analysis
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max time kernel
300s -
max time network
183s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
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submitted
22/10/2023, 22:25
General
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Target
c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe
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Size
180KB
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MD5
f4e75c531a041e9c7de6fd603b6b20cf
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SHA1
3c133d66d030c1714e9dda13ccaf115e0f3b11a0
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SHA256
c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234
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SHA512
984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1
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SSDEEP
3072:vyBN6fxr6AgsSrXxq2phoPEFpbZYXdsLIKFyQX:+A+Ag/rX82pCPIadDK
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 44 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\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Roaming\beuhwaaC:\Users\Admin\AppData\Roaming\beuhwaa1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\beuhwaaC:\Users\Admin\AppData\Roaming\beuhwaa2⤵
- 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
180KB
MD5f4e75c531a041e9c7de6fd603b6b20cf
SHA13c133d66d030c1714e9dda13ccaf115e0f3b11a0
SHA256c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234
SHA512984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1
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Filesize
180KB
MD5f4e75c531a041e9c7de6fd603b6b20cf
SHA13c133d66d030c1714e9dda13ccaf115e0f3b11a0
SHA256c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234
SHA512984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1
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Filesize
180KB
MD5f4e75c531a041e9c7de6fd603b6b20cf
SHA13c133d66d030c1714e9dda13ccaf115e0f3b11a0
SHA256c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234
SHA512984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Filesize
64KB
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Filesize
88KB
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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
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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
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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
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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
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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
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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
-
Filesize
64KB
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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
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
1024KB
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Filesize
36KB