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Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04/07/2024, 20:30
Static task
static1
Behavioral task
behavioral1
Sample
2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe
Resource
win10v2004-20240508-en
General
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Target
2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe
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Size
1.6MB
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MD5
ef4e1b5d0906e43520340714b11bddce
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SHA1
82233bee4c13356bb20d4ae7078b7961615186bd
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SHA256
5b5d8fbafa5f3248fd5b0acc86e55072190c9e6874041fcb584a075136d9835e
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SHA512
326704065de6e6b073845dca7a9a0c880eebfa6ee837ece16661cbd19ac5d890a09a7e966f5e6c36e7d62dbff42916adbc0e9754fa5bd0217b5836d734c50efb
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SSDEEP
24576:BLhnQlzH8xE1NySvyVg9N9JMlDlfjRiVuVsWt5MJMs:BLhnQlzH8xEiAegFIDRRAubt5M
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 2076 2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe