Analysis
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max time kernel
132s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2024 19:46
Static task
static1
Behavioral task
behavioral1
Sample
a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe
Resource
win11-20240508-en
General
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Target
a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe
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Size
277KB
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MD5
10b8399f2dbedc9e97ee3a4e094258e2
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SHA1
adc859c9f33b6c7aed34b9400c1c0f5286d3b244
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SHA256
a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687
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SHA512
238ec05241dba2ed0d863c5ec108f4ba57911453e7a6436d77d5dce2957d757cfa5fe9f7ac87ed5cecd6b23a2f35cc1df78132a6a6aa934625aa8d8ca6a7be7e
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SSDEEP
3072:79o+JLzTGu51dqJutzirBnn8B+ycWmPyzBQ85Nge/qBeATlTzXmZFqNsyKHm:RPJLzT1tirBC+p6qbBpzXmZQL
Malware Config
Extracted
smokeloader
pub3
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2636 2760 WerFault.exe a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exedescription ioc process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe"C:\Users\Admin\AppData\Local\Temp\a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 4642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2760 -ip 27601⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3808,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4180 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2760-1-0x0000000002440000-0x0000000002540000-memory.dmpFilesize
1024KB
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memory/2760-2-0x00000000023F0000-0x00000000023FB000-memory.dmpFilesize
44KB
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memory/2760-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/2760-5-0x00000000023F0000-0x00000000023FB000-memory.dmpFilesize
44KB
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memory/2760-4-0x0000000000400000-0x0000000002361000-memory.dmpFilesize
31.4MB