Behavioral task
behavioral1
Sample
Build.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
Build.exe
Resource
win10v2004-20240508-en
General
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Target
Build.exe
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Size
78KB
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MD5
548e73fc2b51c1043c9fe797942fe86f
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SHA1
23d8c915ddd62f8c14f4a0d069a4646500c989c0
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SHA256
55e067462edb7ce3da185835926a4e50fee37b9ebff96d2974c3e856388022bb
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SHA512
c2cac4005cb6b2cc956edd8a2e0d26dd7f6816bf175505ea4bea4302bb8895acb6d8e2dac8610da6e22d7b8887a44b9e664c3cba4914ab512d38c89d2e7734f2
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SSDEEP
1536:LewGVF+Xll3leiCpVmN/FTP3DhuTPXT9bgc+KvLML6JV3BHO10wLQj:6wGXMOoJ9uTPXT9bgcpvLMm3BHOZe
Malware Config
Extracted
xworm
148.113.180.29:30120
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Install_directory
%AppData%
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install_file
XClient.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 Build.exe
Files
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Build.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: 75KB - Virtual size: 75KB
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