Behavioral task
behavioral1
Sample
Fresco_Set-Up.exe
Resource
win10-20230703-en
Behavioral task
behavioral2
Sample
Fresco_Set-Up.exe
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
out.exe
Resource
win10-20230703-en
Behavioral task
behavioral4
Sample
out.exe
Resource
win10v2004-20230703-en
General
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Target
Fresco_Set-Up.exe
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Size
2.0MB
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MD5
2ea0c7803c36c5e4a6d7972aeab783ac
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SHA1
60978fc626accf8534ce3234c32f2cd208cb61f3
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SHA256
c9d741e46afeb217871838263a7a15ec34f3eb42f0644f6ba7a5afd8ef4275d7
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SHA512
4e4fd26f90cb5a46ab34aa6258ac386c7108508cc30d6c888166019a18f92b869c4f677ccb60b786ca07006620a6246c78f11ab70fce3a170c5c72ebdc108422
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SSDEEP
49152:Sqmy6gSCuaUoCOpbw3n0ocq4DGSdYTLHryG6HzhgtredQWF+ph4:02Fu3oCOcn07dtArylLAh4
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource Fresco_Set-Up.exe unpack001/out.upx
Files
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Fresco_Set-Up.exe.exe windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 3.1MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 42KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 493KB - Virtual size: 492KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 40KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2.3MB - Virtual size: 2.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 107KB - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ