Analysis
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max time kernel
300s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04-04-2024 22:28
Static task
static1
Behavioral task
behavioral1
Sample
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
Resource
win10-20240404-en
General
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Target
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
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Size
191KB
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MD5
ced33bff8b607ed0d84d34ca8b52bb84
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SHA1
82a9b5c1d83706e9b55b942bfba4c15847166d1d
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SHA256
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b
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SHA512
0f9545466f281108bb24827d88898daa6cd78bdf95625c1f652428af013106dfb9377934cf6c4008a911d441da25c153ec1fe432c5b0bf0de20d845e638001fe
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SSDEEP
3072:rQ0awDqTd/IrZTilB2XsPDu4qi0vIvNDzek3Oe5mgyot46a:r8QqTd/IrZoSs7ufbEN/ekt1L
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 1204 -
Executes dropped EXE 1 IoCs
Processes:
cdbbffhpid process 2744 cdbbffh -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
cdbbffh31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exedescription ioc process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cdbbffh Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cdbbffh Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cdbbffh -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exepid process 2112 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe 2112 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.execdbbffhpid process 2112 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe 2744 cdbbffh -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
description pid process Token: SeShutdownPrivilege 1204 -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
taskeng.exedescription pid process target process PID 2520 wrote to memory of 2744 2520 taskeng.exe cdbbffh PID 2520 wrote to memory of 2744 2520 taskeng.exe cdbbffh PID 2520 wrote to memory of 2744 2520 taskeng.exe cdbbffh PID 2520 wrote to memory of 2744 2520 taskeng.exe cdbbffh
Processes
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C:\Users\Admin\AppData\Local\Temp\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe"C:\Users\Admin\AppData\Local\Temp\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\system32\taskeng.exetaskeng.exe {C1387B24-291C-41DC-B6B9-4A51BD5B2923} S-1-5-21-2297530677-1229052932-2803917579-1000:HKULBIBU\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\cdbbffhC:\Users\Admin\AppData\Roaming\cdbbffh2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\cdbbffhFilesize
191KB
MD5ced33bff8b607ed0d84d34ca8b52bb84
SHA182a9b5c1d83706e9b55b942bfba4c15847166d1d
SHA25631f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b
SHA5120f9545466f281108bb24827d88898daa6cd78bdf95625c1f652428af013106dfb9377934cf6c4008a911d441da25c153ec1fe432c5b0bf0de20d845e638001fe
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memory/1204-4-0x0000000002DD0000-0x0000000002DE6000-memory.dmpFilesize
88KB
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memory/1204-16-0x0000000002FB0000-0x0000000002FC6000-memory.dmpFilesize
88KB
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memory/2112-2-0x0000000000220000-0x000000000022B000-memory.dmpFilesize
44KB
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memory/2112-1-0x0000000002CE0000-0x0000000002DE0000-memory.dmpFilesize
1024KB
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memory/2112-3-0x0000000000400000-0x0000000002B59000-memory.dmpFilesize
39.3MB
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memory/2112-5-0x0000000000400000-0x0000000002B59000-memory.dmpFilesize
39.3MB
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memory/2744-14-0x0000000000290000-0x0000000000390000-memory.dmpFilesize
1024KB
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memory/2744-15-0x0000000000400000-0x0000000002B59000-memory.dmpFilesize
39.3MB
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memory/2744-17-0x0000000000400000-0x0000000002B59000-memory.dmpFilesize
39.3MB