Behavioral task
behavioral1
Sample
4f4f90b26d28cfd24fb25c192de7d92e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4f4f90b26d28cfd24fb25c192de7d92e.exe
Resource
win10v2004-20231215-en
General
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Target
4f4f90b26d28cfd24fb25c192de7d92e
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Size
442KB
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MD5
4f4f90b26d28cfd24fb25c192de7d92e
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SHA1
6143b5691d7d502826faf66370d581e8ca369426
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SHA256
e348bd4d4d5494c3bdb45dcda1dd64c4126e2d7dc3ef8d1bfc4b33673d776a10
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SHA512
dc5a83090acda1a97c827a4891b9e0c6f27b69b6ef2123194f2ff9f1a8e67231e634d995e232d929cca1b3602ffb9dd90802920f394d38c6ddd04d74d3abaf43
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SSDEEP
12288:4iafEMR8XzhBsiu7NsT503YbWoxWFONp1ZE0Nwv:4RR8DhGD33uWF+1Zlqv
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 4f4f90b26d28cfd24fb25c192de7d92e unpack001/out.upx
Files
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4f4f90b26d28cfd24fb25c192de7d92e.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1000KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 378KB - Virtual size: 380KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 63KB - Virtual size: 64KB
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_32BIT_MACHINE
Sections
.text Size: 576KB - Virtual size: 574KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 84KB - Virtual size: 81KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 332KB - Virtual size: 340KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 360KB - Virtual size: 356KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ