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Analysis
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max time kernel
151s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12/10/2023, 21:49
Static task
static1
Behavioral task
behavioral1
Sample
7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe
Resource
win10v2004-20230915-en
General
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Target
7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe
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Size
267KB
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MD5
a40f5d4fa7c449ca99ffe9191ef03988
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SHA1
1ecb44d3f7b583463785ba03e57c85d6f452f98e
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SHA256
7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd
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SHA512
c60aa310ee7f5ca87f4b17375da8c18314b26307a131cf0ea0548caabc760b2d30d83c26742f10a1588a92a840365f54cfd5833deb529275de4403cf8be50822
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SSDEEP
6144:QqN+ovUltzqjf2ld/OdtHnhGrJCfH+XQ:QD4UHzU8IHhuoi
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
pid Process 1260 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1172 set thread context of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1896 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 1896 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1260 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1896 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 PID 1172 wrote to memory of 1896 1172 7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe 28 -
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\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1896
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