Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
17-02-2024 05:12
Static task
static1
Behavioral task
behavioral1
Sample
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe
Resource
win10v2004-20231215-en
General
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Target
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe
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Size
206KB
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MD5
2f8702ecc114c719d255666b58ffbcce
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SHA1
22d9c9a6b8bd9606dcaa6476bf050036f161bd9a
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SHA256
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0
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SHA512
6acd34c1caba5117632ba67340c06d8a7959433b01f4c37e290d2d18ba9cff4b69f1192e4bd53105828e415254d9a03f87c522caae9d932e4ab85fd4eaef8de1
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SSDEEP
3072:a0caM1j1m/5CrL7IlJzC+27iUjk9yoDF/jd/NTXja4x:a0cft8fHzCjoDF5pu4
Malware Config
Extracted
smokeloader
pub3
Extracted
smokeloader
2022
http://sjyey.com/tmp/index.php
http://babonwo.ru/tmp/index.php
http://mth.com.ua/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Extracted
amadey
4.14
http://anfesq.com
http://cbinr.com
http://rimakc.ru
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install_dir
68fd3d7ade
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install_file
Utsysc.exe
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strings_key
27ec7fd6f50f63b8af0c1d3deefcc8fe
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url_paths
/forum/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Deletes itself 1 IoCs
Processes:
pid process 1216 -
Executes dropped EXE 1 IoCs
Processes:
EC0.exepid process 2668 EC0.exe -
Loads dropped DLL 5 IoCs
Processes:
WerFault.exepid process 2560 WerFault.exe 2560 WerFault.exe 2560 WerFault.exe 2560 WerFault.exe 2560 WerFault.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2560 2668 WerFault.exe EC0.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exepid process 928 a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe 928 a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 1216 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exepid process 928 a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
description pid process Token: SeShutdownPrivilege 1216 -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
pid process 1216 1216 -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
pid process 1216 1216 -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
EC0.exedescription pid process target process PID 1216 wrote to memory of 2668 1216 EC0.exe PID 1216 wrote to memory of 2668 1216 EC0.exe PID 1216 wrote to memory of 2668 1216 EC0.exe PID 1216 wrote to memory of 2668 1216 EC0.exe PID 2668 wrote to memory of 2560 2668 EC0.exe WerFault.exe PID 2668 wrote to memory of 2560 2668 EC0.exe WerFault.exe PID 2668 wrote to memory of 2560 2668 EC0.exe WerFault.exe PID 2668 wrote to memory of 2560 2668 EC0.exe WerFault.exe -
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\a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe"C:\Users\Admin\AppData\Local\Temp\a78d865a3b1900279adc9b6ca398c4e46710c552694b2c0bca30280d377019d0.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:928
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C:\Users\Admin\AppData\Local\Temp\EC0.exeC:\Users\Admin\AppData\Local\Temp\EC0.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 2562⤵
- Loads dropped DLL
- Program crash
PID:2560
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
361KB
MD5b6c1df2e721d3088438c06671de3127a
SHA12a95143e66673841dc6338bf1f09d9aceedc1bf5
SHA2565bc9960a7aca2d039602f7d6a4828ae277665396974dd1227e414c1dc3f2cb69
SHA512602df6897a406fee67957246096f6820e4a79fb8511f644e94ef17c30cb3bfbb124998849145997d10a841c95d409c349c5c81f66c0c73c277c07137ce0d2a4a