Behavioral task
behavioral1
Sample
2024-04-23_95d9bc159c302cba12a902ff021a2b46_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_95d9bc159c302cba12a902ff021a2b46_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_95d9bc159c302cba12a902ff021a2b46_cryptolocker
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Size
40KB
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MD5
95d9bc159c302cba12a902ff021a2b46
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SHA1
9fcec47b5f12ac5a5769f29d931042c957aa5c0a
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SHA256
43cc29c34c9e71c7b004a5f70bce1caf368a4c5e647da26d3e9d5d45dfe30295
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SHA512
6a8fcf968d1353499baea3f53b7e039bc13c4720e39ef3a515de76b80a479a31a4ac9a2533a3890686ee392edd3a9584d0f3c738e0d2946c389efaf83cccb11c
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHetK:ba74zYcgT/EkdCQgpwXFXSqQXfj0xK0K
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 2024-04-23_95d9bc159c302cba12a902ff021a2b46_cryptolocker
Files
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2024-04-23_95d9bc159c302cba12a902ff021a2b46_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