Behavioral task
behavioral1
Sample
NEAS.1b17e3059230e03ee74bcc2d21152e40_JC.exe
Resource
win7-20230831-en
General
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Target
NEAS.1b17e3059230e03ee74bcc2d21152e40_JC.exe
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Size
251KB
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MD5
1b17e3059230e03ee74bcc2d21152e40
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SHA1
d1242d345813c7c3815f97d5edeae706b132e627
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SHA256
7c8005752366c151c3b0d636faeb0a4add015e702b0c97b1416124a824850279
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SHA512
854bd600a802617218990606068bf8cbc5d3a3cc9e35252e9ab5e1ad4d12093c800e955e48e754cfda53a6e5a94519588bb8ee925a4fdc11f395481e0fc0befd
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SSDEEP
3072:jLDlXbxXCfsFJ5XHgxkjhBtV46Ol4pdDRB4tkvZreUJ9iraLu5eOEd/XbTuwnjYI:jLhb9c0JB1V7V4BKx4OYkZOEVXbTlnjV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource NEAS.1b17e3059230e03ee74bcc2d21152e40_JC.exe unpack001/out.upx
Files
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NEAS.1b17e3059230e03ee74bcc2d21152e40_JC.exe.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 244KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 158KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 84KB - Virtual size: 84KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 293KB - Virtual size: 292KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 66KB - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ