Behavioral task
behavioral1
Sample
HomeFileServer/HFS.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
HomeFileServer/HFS.exe
Resource
win10v2004-20231215-en
General
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Target
2c4c682c5c803e34de5516bf34231da6
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Size
542KB
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MD5
2c4c682c5c803e34de5516bf34231da6
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SHA1
15da4761ad2e6e3fd787de7d0ee8c13c01e87afa
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SHA256
27f7af5a589ceeb5f5c5f9e5b63966f35a51789057cd474e4244ac2152ab74f9
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SHA512
db65133205296c8e0627f7fe914341116935e0af9f01455671ecca30a128eaf98aa481a3c1c046f8b7d906653fcabc87b8cdf88c649ae5d0638e8bd43ac8f14e
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SSDEEP
12288:YqsCafuEu0wd2ocgsq4ph08gWuF0XO3N82gC6uSgiiYskDq4MM:yzb+HZ4phNgWuIOd8jCbSgi/DVMM
Malware Config
Signatures
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resource yara_rule static1/unpack001/HomeFileServer/HFS.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/HomeFileServer/HFS.exe unpack002/out.upx
Files
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2c4c682c5c803e34de5516bf34231da6.zip
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HomeFileServer/Desktop.ini
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HomeFileServer/HFS.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 1.1MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 522KB - Virtual size: 524KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 36KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
.text Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 38KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 64B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 63B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 72KB - Virtual size: 71KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 230KB - Virtual size: 230KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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HomeFileServer/hfs.ini
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HomeFileServer/hfs.tpl.html .js polyglot
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HomeFileServer/vfs.vfs