Behavioral task
behavioral1
Sample
2024-05-14_8835338d057f31f60a28a8e032b37b0f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_8835338d057f31f60a28a8e032b37b0f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_8835338d057f31f60a28a8e032b37b0f_cryptolocker
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Size
41KB
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MD5
8835338d057f31f60a28a8e032b37b0f
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SHA1
9e8eef693d8002931a8ab7573a6adf64e5b2c6c6
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SHA256
c3168311e71f7fc6788096312be2405eadf9e59bf2302018a574aac00a0d83c4
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SHA512
31b305bc6496f0de437779695abe53ec32907306e97270d075c5fbd220d791c4a5aea46d6071ec41c0a8d4b11dbefa1689a69978af1cbba4e01d7048dec03056
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH6/:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKq
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 2024-05-14_8835338d057f31f60a28a8e032b37b0f_cryptolocker
Files
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2024-05-14_8835338d057f31f60a28a8e032b37b0f_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: 16KB - 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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE