Behavioral task
behavioral1
Sample
aW4gYmFzZTY0.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
aW4gYmFzZTY0.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
aW4gYmFzZTY0.exe
Resource
win11-20240426-en
General
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Target
aW4gYmFzZTY0.exe
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Size
79KB
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MD5
10877ec3912d6ea504445afae9f81774
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SHA1
2e33867a1e92173d44908f19476a906bd4f3c894
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SHA256
a2926efee48295c2660bb5b461da3b004a63dbf61eb7dec707a1550fb58c35be
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SHA512
afd3fcf65f051f4e0c05c92e2fb7cba781957e601565292de5c1b93910e9f73160e3dd0f12922708137c115181300df572d000584d06572771baff8095e979cf
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SSDEEP
1536:NXxJcCWxlmDiZohvPyiyHo3bc8lCG93s6kc6mgOMOz3tjq8q:FSPmGZ8pyHo3bTfnlgOMOz3t9q
Malware Config
Extracted
xworm
3.0
lunassworld-50930.portmap.host:50930
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Install_directory
%AppData%
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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 aW4gYmFzZTY0.exe
Files
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aW4gYmFzZTY0.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: 77KB - Virtual size: 76KB
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