Behavioral task
behavioral1
Sample
upx.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
upx.exe
Resource
win10v2004-20240426-en
General
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Target
upx.exe
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Size
69KB
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MD5
a230d428e97911ce6959e1463d781257
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SHA1
0946c13059bf98fd3aacefd0b2681a42b95292cd
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SHA256
c8e088feb7de05c3852af588c1a440f61d06870a93b07a3c6b7e2c12c9d55b12
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SHA512
089f7f6e979729ba037a19510be160d1c407c712fa01614815ce2427ff6c8fe7fa80a2cb673a36611dc37734aba63f7c87832c3848ac9ce011343c0e15b7aa68
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SSDEEP
1536:KWEyI4XFyV0UUIRiZAkupj9bIu9uLhQSOIcoFqXgG:KWnIiyVxRiij9bIYYhdOBuqXz
Malware Config
Extracted
xworm
45.83.246.140:30120
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Install_directory
%AppData%
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install_file
runtime.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 upx.exe
Files
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upx.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: 67KB - Virtual size: 66KB
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