Behavioral task
behavioral1
Sample
2024-10-03_f4df3a2ad59214fa64541021988b0b80_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-03_f4df3a2ad59214fa64541021988b0b80_cryptolocker
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Size
28KB
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MD5
f4df3a2ad59214fa64541021988b0b80
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SHA1
4b7473abaaddb7a9acd3d4775b165c6d1b1c6330
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SHA256
5a93698d1d322b948ea2b616e58d7c548e7fa72d8a1bce0c04cbb7446031eafe
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SHA512
da834f991f55e29773550c70f0c0ca887bfc4e7d33c4d550ca79cbce9813a1da2ec860f6c7e39226d442e83755c237208416bd542d43c119d589ab0368c3a525
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SSDEEP
384:bFgFQrdSmuQ8WFqxpj5cpyIuYxVe3FSr+OLfjDp+0g/HNblX7QCOBqu:bFgm5zusFUB2preAr+Ofjg0STX73OBqu
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_f4df3a2ad59214fa64541021988b0b80_cryptolocker unpack001/out.upx
Files
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2024-10-03_f4df3a2ad59214fa64541021988b0b80_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