Behavioral task
behavioral1
Sample
2024-05-14_0546287f65df0779f0e57a901b32e633_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-14_0546287f65df0779f0e57a901b32e633_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_0546287f65df0779f0e57a901b32e633_cryptolocker
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Size
41KB
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MD5
0546287f65df0779f0e57a901b32e633
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SHA1
3239cdda1f9b6a42eb6bacf3fb4e1a346e927e67
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SHA256
6144e9e296b56bddc6e323da337081a39898d8062770fe5d29b6acf5faa56da1
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SHA512
9fe34faf62f6e71f136053ea33f08da063ea6741b2fe13bd6b7f50d62c91bc5384927eb876257fe8be1b2f301b3074c798adf177ac734b27d5cf9029f4541f88
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBC:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKA
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_0546287f65df0779f0e57a901b32e633_cryptolocker
Files
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2024-05-14_0546287f65df0779f0e57a901b32e633_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