Behavioral task
behavioral1
Sample
2024-06-14_283fac1b480f39d2bd11510284811159_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-14_283fac1b480f39d2bd11510284811159_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-14_283fac1b480f39d2bd11510284811159_cryptolocker
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Size
42KB
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MD5
283fac1b480f39d2bd11510284811159
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SHA1
2b13e28c306bed33a93b2d9b6ffb66e08f9c2894
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SHA256
cced8e44feff8d7260c84b0b56c7ea9dd7646646982b5e895a2727ce24523caf
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SHA512
03a7b59572cf1bb0368888fd4489aa31c1e74157647105728ec9e036d1d02725ccb06f116da25f2681003849ef282793c506910ea79ef3396979ee0d67ddb311
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWJM:ba6YcA/Xk3wXFXSqAJ9M
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 2024-06-14_283fac1b480f39d2bd11510284811159_cryptolocker
Files
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2024-06-14_283fac1b480f39d2bd11510284811159_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