Behavioral task
behavioral1
Sample
2024-05-30_933a9e38688a179cc17c6668b81a947a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_933a9e38688a179cc17c6668b81a947a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-30_933a9e38688a179cc17c6668b81a947a_cryptolocker
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Size
57KB
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MD5
933a9e38688a179cc17c6668b81a947a
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SHA1
420daa46bff96e0f0f26dbc242b860cf41b94c6e
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SHA256
3c455a05044225bb92333badfd0f585867147fcd219258ffcf5df47be7e82fd3
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SHA512
06bc99550f7c63f85946b6c6e1f6c794f1d8ede96af5f2e696b95f8a3c80ad957204d728aacabd2eb4a39af81342dfa87056efca6d2d57597064f7c2e926f04d
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbQ9mEP:bP9g/xtCS3Dxx0AQUk
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 2024-05-30_933a9e38688a179cc17c6668b81a947a_cryptolocker
Files
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2024-05-30_933a9e38688a179cc17c6668b81a947a_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