Behavioral task
behavioral1
Sample
2024-02-28_fb25ebd129485450e67851d0e0ac56f0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_fb25ebd129485450e67851d0e0ac56f0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_fb25ebd129485450e67851d0e0ac56f0_cryptolocker
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Size
71KB
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MD5
fb25ebd129485450e67851d0e0ac56f0
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SHA1
dd96acc6985af40f534430f0ad5c7160b4fdbdec
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SHA256
8c7b707bc5277ccd17c53d28054028e007f5f6a1225bf657c3afe0c6938c95b3
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SHA512
73f966a784d8f4fb06881edbbf9e6a063db36b8688440684a9bd8bccd70a60c0b20be9b7ef38003d73500bb030e7d4e9bbf3358fce2ee62928a13ea81b8e7515
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalw:1nK6a+qdOOtEvwDpjh
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-02-28_fb25ebd129485450e67851d0e0ac56f0_cryptolocker
Files
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2024-02-28_fb25ebd129485450e67851d0e0ac56f0_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE