Analysis
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max time kernel
150s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
02-04-2024 19:38
Static task
static1
Behavioral task
behavioral1
Sample
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe
Resource
win10v2004-20231215-en
General
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Target
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe
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Size
315KB
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MD5
78e68e6f9af1a331d3a22da9b78beda8
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SHA1
80cfaa0d5d095eb50a96314baf2b4e140cd8f4b2
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SHA256
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604
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SHA512
b9e62057b2ef8b41907ad5257b8abd018951ad8d43373af325b9e74c994dc8182fa4472f67f450e7efd446e3100304f9070e92ab73818f6a37f2fb7f5e49fdc8
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SSDEEP
3072:pBnLLqdssnRZTT+2vZXhJzRJMdZGj7wtF72t9xqVJdE9KfezZhTs:jo/TTzHtJUgj7iF72tmVJISezZhT
Malware Config
Extracted
smokeloader
pub3
Extracted
smokeloader
2022
http://nidoe.org/tmp/index.php
http://sodez.ru/tmp/index.php
http://uama.com.ua/tmp/index.php
http://talesofpirates.net/tmp/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
Processes:
pid process 1364 -
Executes dropped EXE 1 IoCs
Processes:
srsvrddpid process 1812 srsvrdd -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exesrsvrdddescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI srsvrdd Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI srsvrdd Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI srsvrdd -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exepid process 2256 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe 2256 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 1364 -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exesrsvrddpid process 2256 26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe 1812 srsvrdd -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
taskeng.exedescription pid process target process PID 2828 wrote to memory of 1812 2828 taskeng.exe srsvrdd PID 2828 wrote to memory of 1812 2828 taskeng.exe srsvrdd PID 2828 wrote to memory of 1812 2828 taskeng.exe srsvrdd PID 2828 wrote to memory of 1812 2828 taskeng.exe srsvrdd
Processes
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C:\Users\Admin\AppData\Local\Temp\26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe"C:\Users\Admin\AppData\Local\Temp\26f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\system32\taskeng.exetaskeng.exe {E9FF9C89-05CB-43C7-ACC5-98EA81B4A320} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\srsvrddC:\Users\Admin\AppData\Roaming\srsvrdd2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\srsvrddFilesize
315KB
MD578e68e6f9af1a331d3a22da9b78beda8
SHA180cfaa0d5d095eb50a96314baf2b4e140cd8f4b2
SHA25626f92efe368656ce2d661438c5d5aecd6cc411451cd21e836547e12e6d71c604
SHA512b9e62057b2ef8b41907ad5257b8abd018951ad8d43373af325b9e74c994dc8182fa4472f67f450e7efd446e3100304f9070e92ab73818f6a37f2fb7f5e49fdc8
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memory/1364-3-0x00000000025C0000-0x00000000025D6000-memory.dmpFilesize
88KB
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memory/1364-17-0x0000000003920000-0x0000000003936000-memory.dmpFilesize
88KB
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memory/1812-15-0x0000000000220000-0x000000000022B000-memory.dmpFilesize
44KB
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memory/1812-14-0x0000000002E70000-0x0000000002F70000-memory.dmpFilesize
1024KB
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memory/1812-16-0x0000000000400000-0x0000000002D4D000-memory.dmpFilesize
41.3MB
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memory/1812-18-0x0000000000400000-0x0000000002D4D000-memory.dmpFilesize
41.3MB
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memory/2256-2-0x00000000001B0000-0x00000000001BB000-memory.dmpFilesize
44KB
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memory/2256-1-0x00000000002D0000-0x00000000003D0000-memory.dmpFilesize
1024KB
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memory/2256-4-0x0000000000400000-0x0000000002D4D000-memory.dmpFilesize
41.3MB
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memory/2256-10-0x00000000001B0000-0x00000000001BB000-memory.dmpFilesize
44KB