Behavioral task
behavioral1
Sample
2024-05-03_4ab4eb420d81afb439bdcc667ca92d18_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-03_4ab4eb420d81afb439bdcc667ca92d18_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-03_4ab4eb420d81afb439bdcc667ca92d18_cryptolocker
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Size
73KB
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MD5
4ab4eb420d81afb439bdcc667ca92d18
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SHA1
f73bbd6797369e777bd9b4143d282b5c54fda7ea
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SHA256
d4f3dd8f693fa5693f6c57d55a0e741e4d686a9ee74fe46bd2fc37118413c2e3
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SHA512
69dcbc48f59c3c2e42b17f80e2d589809de6352b355d3ae177c431d7dee9b29ef3bad1f49b0405383240633663d99a47a82c431e354a123184abf033ca425851
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalV1:1nK6a+qdOOtEvwDpjC
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 2024-05-03_4ab4eb420d81afb439bdcc667ca92d18_cryptolocker
Files
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2024-05-03_4ab4eb420d81afb439bdcc667ca92d18_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