Static task
static1
Behavioral task
behavioral1
Sample
Excostmwuy.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
Excostmwuy.exe
Resource
win10v2004-20231127-en
General
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Target
Excostmwuy.bin.zip
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Size
2KB
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MD5
263a1f125fcb545b8deaca54b9451636
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SHA1
9b122c6947694eef80c3ef93c2c8c41feb64f6ea
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SHA256
5f1077b1afa6477113ac23eeb4cb8a73f612c3380272ee0692b79b6cfe390e52
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SHA512
bf60c540eb65be8e424060d153a4c0c94a41aaee5b4ade98439a88991b1c4a98a5a6c418182ab7e27050a3a80407a01660a80deea6379f6b299ad7fad0a8a0f4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Excostmwuy.bin
Files
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Excostmwuy.bin.zip.zip
Password: infected
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Excostmwuy.bin.exe windows:4 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ