Behavioral task
behavioral1
Sample
CloudSchoolPlatform_Student+Runtimes_Setup.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
CloudSchoolPlatform_Student+Runtimes_Setup.exe
Resource
win10v2004-20230915-en
General
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Target
CloudSchoolPlatform_Student+Runtimes_Setup.exe
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Size
212.7MB
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MD5
66c2d02a178f54ab86e142fb31a94fbd
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SHA1
62fb728d6d4089027fc4ce69dacd5048e5d53e28
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SHA256
e73471b448ab7a3314a4d72f6a192cf7815bbd4bac70a15799e919af78e060bf
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SHA512
b4e404e5d4cbf3391fd071e1e749b26cbcbc909a244f83bbad70fdcc60b6aadffbe0688f7415bebac8dde095eb6557f3d4557974073c0fe195cac57d08370025
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SSDEEP
3145728:RiSD1qI2lHl9oBeBEgZA+UtYiXdX/UJs7Io+Vk3PRstfYkbOQQTZO4U7lofcUUoc:8OqDl8QS2A+IY6dX/Ws7uVkShTlYUF
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource CloudSchoolPlatform_Student+Runtimes_Setup.exe unpack001/out.upx
Files
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CloudSchoolPlatform_Student+Runtimes_Setup.exe.exe windows:4 windows 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: 104KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 59KB - 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: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows 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: 96KB - Virtual size: 94KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 20KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ