Behavioral task
behavioral1
Sample
Lecture13.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Lecture13.exe
Resource
win10v2004-20240412-en
General
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Target
Lecture13.exe
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Size
581KB
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MD5
ef5a79a25dba6d0326cfd3649733997f
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SHA1
028c9978bf83c92fbeabde7385fc72e9dcdf3687
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SHA256
3f05a04c0f8fe2afb55e3c56034587edfa8fa6edd6c44725fed4c4bd8bd03135
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SHA512
ec542d405c1490f6f715ac1d49de9ba7f4cf3d0a9b9cba5f0512af8068e57b5bbb07e474b307cd39e137cd6a8565f9fd16fdcbbebef06b6e2ab73b167585d13a
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SSDEEP
12288:iLCMgX/tPAyOWyRanlo0/MQorIQQ4ijZX7EIHaIIan64Gn0PkQ9cqDbNV763o+RR:iRgPtPfZ9loCpQQvjh7EIHaOt/PkQyuy
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource Lecture13.exe unpack001/out.upx
Files
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Lecture13.exe.exe .ps1 windows:5 windows x86 arch:x86 polyglot
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 948KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 526KB - Virtual size: 528KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 54KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 563KB - Virtual size: 563KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 213KB - Virtual size: 212KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 444KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 512B - Virtual size: 280B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 218KB - Virtual size: 218KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ