Behavioral task
behavioral1
Sample
28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde.exe
Resource
win10v2004-20240508-en
General
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Target
28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde
-
Size
71KB
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MD5
372934ae5b9ed6f5056aa3ac98a543f7
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SHA1
74d478ee7f952b083708a8b471637286ae4d8be3
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SHA256
28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde
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SHA512
bd9bbf167b2b56e0cf304ee6f160f07e8ad6004f3a90622f01b688671937debda97879c5121aee3ad94e1ef7524d8806c150d56ddcf447349ced59fd645be9fd
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SSDEEP
768:EXKeT2Si83nLt8tkGX8uxOHgRrW5YLKG9Y/HrSNm0kmG7xMsVAnc3yy85SBiLFMG:EFrmh0HgB3LKrL9AcnQFMc9zwR6i+BV
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde unpack001/out.upx
Files
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28bb9ba62c0688b4b8bdfd06b27fcef3307db10b13a9ec1504f50153da13bfde.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 140KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 58KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
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_32BIT_MACHINE
Sections
.text Size: 172KB - Virtual size: 169KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE