Analysis
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max time kernel
91s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
16-11-2022 16:45
Static task
static1
Behavioral task
behavioral1
Sample
CVYO58.iso
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
CVYO58.iso
Resource
win10v2004-20220901-en
Behavioral task
behavioral3
Sample
CV.vbs
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
CV.vbs
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
inducted/backslid.dll
Resource
win7-20221111-en
General
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Target
CVYO58.iso
-
Size
722KB
-
MD5
b4bf48b9b767418ff5e0d38847ba970c
-
SHA1
6ed370e4aa235b59633176a326ed095321af4ad1
-
SHA256
dfd6ac6c276a12491e19f1f662b27ce521b34ed3893fc6a6f371ca5150f49b88
-
SHA512
2f7b21bed8f9c5e70fee6b96c8397de2f1a8f6587ecfba36f9bf4e5de94f29a5914b193564f4a1504fcd34c3f50fe802a44aec0e5edc905fc1399add09f50a16
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SSDEEP
12288:KYJ/TGcg+w9KCGJdcvXumiT3QOrT8Rk0zvInbiPCw18al1USuSZxHHTkG/8H8:KYJ/TGckKCG30IAIQR3O7OjHHApc
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 1 IoCs
Processes:
cmd.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
cmd.exedescription pid process Token: SeManageVolumePrivilege 1316 cmd.exe Token: SeManageVolumePrivilege 1316 cmd.exe