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Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
11/04/2023, 01:38
General
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Target
a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d.exe
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Size
202KB
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MD5
dc2b29d266ff6b61177109be6c45a9e8
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SHA1
9fa94c33eea1ba317933ec84d338e176843748f9
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SHA256
a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d
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SHA512
17381dacbe21b5517026b348835c477a1399c6cd1bf2d29d9d91bc77cf318f1166e46bda9ea6273607dc33cfe9c765afb4151a271e2c663fa8f6779c4062d3e4
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SSDEEP
3072:YRm4owMuuJHNqlzWrJoIRHA96Aplm5OmDR:IjQlZOzspghB
Malware Config
Extracted
smokeloader
pub2
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\a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d.exe"C:\Users\Admin\AppData\Local\Temp\a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d.exe"C:\Users\Admin\AppData\Local\Temp\a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Roaming\wsridfhC:\Users\Admin\AppData\Roaming\wsridfh1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\wsridfhC:\Users\Admin\AppData\Roaming\wsridfh2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
202KB
MD5dc2b29d266ff6b61177109be6c45a9e8
SHA19fa94c33eea1ba317933ec84d338e176843748f9
SHA256a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d
SHA51217381dacbe21b5517026b348835c477a1399c6cd1bf2d29d9d91bc77cf318f1166e46bda9ea6273607dc33cfe9c765afb4151a271e2c663fa8f6779c4062d3e4
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Filesize
202KB
MD5dc2b29d266ff6b61177109be6c45a9e8
SHA19fa94c33eea1ba317933ec84d338e176843748f9
SHA256a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d
SHA51217381dacbe21b5517026b348835c477a1399c6cd1bf2d29d9d91bc77cf318f1166e46bda9ea6273607dc33cfe9c765afb4151a271e2c663fa8f6779c4062d3e4
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Filesize
202KB
MD5dc2b29d266ff6b61177109be6c45a9e8
SHA19fa94c33eea1ba317933ec84d338e176843748f9
SHA256a7d879db0eb780f7c985e88537921f05e942739af8bb1a4903c96890d52f860d
SHA51217381dacbe21b5517026b348835c477a1399c6cd1bf2d29d9d91bc77cf318f1166e46bda9ea6273607dc33cfe9c765afb4151a271e2c663fa8f6779c4062d3e4
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Filesize
36KB
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Filesize
36KB
-
Filesize
88KB
-
Filesize
88KB
-
Filesize
36KB
-
Filesize
36KB
-
Filesize
36KB
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Filesize
36KB