Behavioral task
behavioral1
Sample
crypt.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
crypt.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
crypt.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral4
Sample
crypt.exe
Resource
win11-20240709-en
General
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Target
crypt.exe
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Size
429KB
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MD5
9a10110e8d7923fa949ca8fa7acbb1b5
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SHA1
44f57c7d0ec36a8976a63b972fffd61aef6cad08
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SHA256
b619df0c66cb723d7c04599303b37bfe04d83dbbf6ff369a32a453e889741195
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SHA512
417f0cd5f430be55131fbfd11f203e66069ae57ffb1e618478aed7e758bf5bf8827f58f8cacd7dfea7b660e898422bf7fbe4e9a500b6340bfc9b66dd7448b3fb
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SSDEEP
12288:2Ov5jKhsfoPA+yeVKUCUxP4C902bdRtJJPijgg:2q5TfcdHj4fmbq
Malware Config
Signatures
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resource yara_rule sample upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack001/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource crypt.exe unpack001/out.upx
Files
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crypt.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 616KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 336KB - Virtual size: 340KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 91KB - Virtual size: 92KB
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_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 557KB - Virtual size: 557KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 179KB - Virtual size: 179KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 99KB - Virtual size: 99KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 41KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ