Behavioral task
behavioral1
Sample
2024-01-26_76dbdaa93022fc4872c2fcdf7ac83a53_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_76dbdaa93022fc4872c2fcdf7ac83a53_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_76dbdaa93022fc4872c2fcdf7ac83a53_cryptolocker
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Size
105KB
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MD5
76dbdaa93022fc4872c2fcdf7ac83a53
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SHA1
55c372022ba73861043dd61ac056b8d12624f927
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SHA256
a31ef0cf1b8180fb4ca39aaa19aaf7419b71376af5b6d722221d37bf36155a9a
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SHA512
dd2ab22b93fecbb9be7cc938733d54ff17291e5b4004e7cd53b23d6ae36c35472f1df33978cc1546515fd9b334cccede608d5357ce6709cd635a35a7390b86d4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksh: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 2024-01-26_76dbdaa93022fc4872c2fcdf7ac83a53_cryptolocker
Files
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2024-01-26_76dbdaa93022fc4872c2fcdf7ac83a53_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