Behavioral task
behavioral1
Sample
2024-05-05_23ba869b63545e70da85634fea771d8c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_23ba869b63545e70da85634fea771d8c_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_23ba869b63545e70da85634fea771d8c_cryptolocker
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Size
75KB
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MD5
23ba869b63545e70da85634fea771d8c
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SHA1
601a8e9b471472f48c390d9a7ea4b944c152c876
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SHA256
04e4e2e711881629ea749de10277a8205da3a854db5103fb979ce4a7a5b51f5b
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SHA512
680a876521775e889ae3900a00fc6011dfa51a51699b693db1b91c165d547bf3f07e66662ccb006fb48f2e3dcfff7df64613ce7586fde486def4488900de7ef9
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVrU:1nK6a+qdOOtEvwDpjT
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 2024-05-05_23ba869b63545e70da85634fea771d8c_cryptolocker
Files
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2024-05-05_23ba869b63545e70da85634fea771d8c_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