Behavioral task
behavioral1
Sample
payload_decrypted_decompressed.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
payload_decrypted_decompressed.exe
Resource
win10v2004-20240412-en
General
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Target
payload_decrypted_decompressed.exe
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Size
75KB
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MD5
3de04cf3ce246c720f473e72a15db602
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SHA1
fcc658446bff0c0ae233312c8a4e5d27d6fdd40e
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SHA256
5303b9bf032715221bd01d3c22fc7e3503865f6cf75045066d9499258f965217
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SHA512
6a28a958182e280b7770476265c5bda7a4925b2a6bda0fc51c1729a2395627f20097ef1d7b595ea0de6c88f50955efa746adde8f91a0713dd94465a6885853c6
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SSDEEP
1536:fb8gDcNQHrwsKfFeqTvgsm3VW/QQeaNWU1b9n2RefakLOyImhR4DkRG:fbbFsdJToH3VW0akEb92RefRLOyI0nG
Malware Config
Extracted
xworm
147.185.221.18:28789
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Install_directory
%ProgramData%
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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 payload_decrypted_decompressed.exe
Files
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payload_decrypted_decompressed.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: 73KB - Virtual size: 72KB
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