Analysis
- max time kernel
151s - max time network
120s - platform
windows10_x64 - resource
win10v20210408 - submitted
06/09/2021, 12:45
Static task
static1
Behavioral task
behavioral1
Sample
b342c460cfb95d037a08ece54619d960.exe
Resource
win7-en
windows7_x64
Behavioral task
behavioral2
Sample
b342c460cfb95d037a08ece54619d960.exe
Resource
win10v20210408
windows10_x64
General
- Target b342c460cfb95d037a08ece54619d960.exe
- Size 223KB
- Sample210906-py3n3abbb9
- SHA256 34be4032f651390bd7cd69f1c43c5f27e6a5312a1637a4e8bd40d945a7956e5b
- MD5 b342c460cfb95d037a08ece54619d960
- SHA1 834c415bcd5d46a59d3fda00c8fcedfe4ff0cc65
- SHA512 042b8a86c2bc6cc492f3e174c94ef6957280bb937a602306d1bc664b85197f72b202935075f88c633ea4798d88a97462ccef234b2fc6e1051f3607c8a515666d
- MD5 SHA1 SHA512
Malware Config
Extracted
-
smokeloader
-
2020
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http://fioajfoiarjfoi1.xyz/
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http://rdukhnihioh2.xyz/
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http://sdfghjklemm3.xyz/
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http://eruiopijhgnn4.xyz/
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http://igbyugfwbwb5.xyz/
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http://shfuhfuwhhc6.xyz/
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http://ersyglhjkuij7.xyz/
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http://ygyguguuju8.store/
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http://resbkjpokfct9.store/
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http://sdfygfygu10.store/
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http://hbibhibihnj11.store/
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http://vfwlkjhbghg12.store/
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http://poiuytrcvb13.store/
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http://xsedfgtbh14.store/
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http://iknhyghggh15.store/
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http://wnlonevkiju16.site/
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http://gfyufuhhihioh17.site/
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http://nsgiuwrevi18.site/
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http://oiureveiuv19.site/
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http://ovrnevnriuen20.site/
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http://apowkfeeifin21.site/
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http://mewmofinoine22.site/
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http://iefhuiehruiu23.site/
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http://vjrnnvinerovn24.club/
-
http://roimvnnvwniov25.club/
-
http://fwenmfioewnjo26.club/
-
http://ewoijioewoif27.club/
-
http://fwjenfuihew28.club/
-
http://fwkejnfuiewn29.club/
-
http://fwkjenfuewnh30.club/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2988 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 568 set thread context of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b342c460cfb95d037a08ece54619d960.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b342c460cfb95d037a08ece54619d960.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b342c460cfb95d037a08ece54619d960.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1804 b342c460cfb95d037a08ece54619d960.exe 1804 b342c460cfb95d037a08ece54619d960.exe 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found 2988 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2988 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1804 b342c460cfb95d037a08ece54619d960.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 2988 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75 PID 568 wrote to memory of 1804 568 b342c460cfb95d037a08ece54619d960.exe 75
Processes
-
C:\Users\Admin\AppData\Local\Temp\b342c460cfb95d037a08ece54619d960.exe"C:\Users\Admin\AppData\Local\Temp\b342c460cfb95d037a08ece54619d960.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:568 -
C:\Users\Admin\AppData\Local\Temp\b342c460cfb95d037a08ece54619d960.exe"C:\Users\Admin\AppData\Local\Temp\b342c460cfb95d037a08ece54619d960.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1804
-