Behavioral task
behavioral1
Sample
VCTclient.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
VCTclient.exe
Resource
win10v2004-20240226-en
General
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Target
VCTclient.exe
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Size
469KB
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MD5
a97d463546ba8c61a454b2675b27dae5
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SHA1
6de76727ca0322212952104ab358edd5aa32fe88
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SHA256
506d9e734905ce8f6c7ed4bf986462f92d2b56c9fb9cac18a3dc310963c37f82
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SHA512
73ef93aa35bf6b10f3013089fb8cd445fc987a0f38597d3cefe413d7fb9ebf1ed5726ab95182810426f0a8e08cd7c43191dbe10f6a9fadf0344c661cbb4877a4
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SSDEEP
6144:806YmfbYRE/mMS4TF5ZSIJQ9S9sFFaZ/4ymSZI0L1kXu5LflMSQfxXNJzVWdE:8KQMqb7ZoyMSuSQfbJzVc
Malware Config
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Detect ZGRat V1 1 IoCs
resource yara_rule sample family_zgrat_v1 -
Xworm family
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Zgrat family
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule sample net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource VCTclient.exe
Files
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VCTclient.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 466KB - Virtual size: 466KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ