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Analysis
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max time kernel
134s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 23:44
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe
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Size
1.3MB
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MD5
1edbb2b580ddb159e09aeac871e7e0a7
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SHA1
40f83597be62616ea0611a5844cd55820c1ce469
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SHA256
39ee390a79d4900701a9c1542dee39982da18b9dbb324d6685504a4bf7166d9d
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SHA512
26716f461240d71f2a065791e340858787948de3eec01f80970ef4161a34c93c7556cab219cbbce27540a310a93349c70fe28317d11fafd6f3a441c9ecb86ef8
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SSDEEP
24576:p2zEYytjjqNSlhvpfQiIhKPtehfQwM9qySkbgedw6LaRFdGJm0Q3WKVSwdr13Ekb:pPtjtQiIhUyQj1SkFdw6KFdi2Ga9x3EJ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2280 alg.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe File opened for modification C:\Windows\system32\AppVClient.exe 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\Adobe\caps\hdpim.db 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\caps\hdpim.db-journal 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Adobe PCD\pcd.db 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 4400 2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-15_1edbb2b580ddb159e09aeac871e7e0a7_avoslocker.exe"1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:4400
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C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
PID:2280
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.3MB
MD5ecf8d80c11d41fa548378cb69171e07e
SHA1fcc4f1f1aa5a00eb5a1f9afc893c1741d85339ea
SHA2561c753d5fa6345ea8b2d0c2259239af911090d08ee32683cbef3573ab130ac056
SHA512fd9bbb70b18fe30be990a62286458b9b8bd80f8ba992c77dfa65f06dafee340b31729e8f900c299dfe9d06ca343c9bc206a19690a2eee9ba62d236a01e0a5709