Behavioral task
behavioral1
Sample
2024-10-03_a1d4b7ec80d55fc05431456414988baf_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-03_a1d4b7ec80d55fc05431456414988baf_cryptolocker
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Size
28KB
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MD5
a1d4b7ec80d55fc05431456414988baf
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SHA1
797efd30d94e820fb89924c176841eff351923fb
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SHA256
a44c4eb92353d13a8db36d4ea8545cb0f98e714b81af951cf8596676d24ac005
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SHA512
c54a80b9e862d9b6c6a27cded982c610113af955136da2a233b91179abe68b206550b4753f09648924822cc8c38bdccd2a06d03ffbda9f04e15a273d5aa9ea2e
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SSDEEP
384:bFgFQrdSmuQ8WFqxpj5cpyIuYxVe3FSr+OLfjDp+0g/HNblX7QCOBqJ:bFgm5zusFUB2preAr+Ofjg0STX73OBqJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-03_a1d4b7ec80d55fc05431456414988baf_cryptolocker unpack001/out.upx
Files
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2024-10-03_a1d4b7ec80d55fc05431456414988baf_cryptolocker.exe windows:5 windows x86 arch: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: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
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
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: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ