Behavioral task
behavioral1
Sample
MasonClient.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MasonClient.exe
Resource
win10v2004-20250217-en
General
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Target
MasonClient.exe
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Size
50KB
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MD5
7eecbfee976f4b6944cce2362d532266
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SHA1
5996357ec345f0feeb14bd79f54392cc3075cb59
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SHA256
33390c4e76ef805c8f426b64803265cffacb3e5b49c2fe44eecb6e125e8dcd23
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SHA512
cb7c952963d14efd16f6752d49481072218d67fcd6decfb43fa000fe139bcb7a22e62087613fad021c83ad0867937db24d70b54eaed9b8321f087494ea39a97f
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SSDEEP
768:BIXLzBU97JP7LzxqMIEmOVjWjlbQ0eiVQGit/X6DlvuhJOWCAzuV:BIbzq91P73E3ESBbQ0ex/hbOW5uV
Malware Config
Extracted
xworm
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install_file
USB.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource MasonClient.exe
Files
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MasonClient.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 47KB - Virtual size: 47KB
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