Behavioral task
behavioral1
Sample
2024-04-25_11378672797e1b75777bb3728f05cebc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_11378672797e1b75777bb3728f05cebc_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_11378672797e1b75777bb3728f05cebc_cryptolocker
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Size
55KB
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MD5
11378672797e1b75777bb3728f05cebc
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SHA1
5cb7706e86d7abaffd2086994263c5d0400973c2
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SHA256
55119bc79a083dd700b05a5f72d0751bc3ee642796f937df7899dfef4116bc36
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SHA512
9f9f6a04f6e75b36175bf593e5f077c72824be02c358e9be7fdc8e30b4111e87478882e70697142972446ee4e77f0da7669b14b046755ff93c31cb8785297e84
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjls:bP9g/xtCS3Dxx0P
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-25_11378672797e1b75777bb3728f05cebc_cryptolocker
Files
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2024-04-25_11378672797e1b75777bb3728f05cebc_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE