Behavioral task
behavioral1
Sample
2024-03-12_03793b317ce624b858bf9d36af323b80_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_03793b317ce624b858bf9d36af323b80_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_03793b317ce624b858bf9d36af323b80_cryptolocker
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Size
105KB
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MD5
03793b317ce624b858bf9d36af323b80
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SHA1
16d55995c77a022aa54db14fbde8502c96d57876
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SHA256
c6ab072bb0485141f9bf65c96a66961c81257cfc4bae49f0a159bb4c90f7ce6e
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SHA512
4fa4e1a7d975c9a022d2f8940af7f07fe624ad368f840a42ee399f1b3122172484269907256dec438e402ed8324806b85f6d50b44e9fbf0ee5001752cf4ef778
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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 2024-03-12_03793b317ce624b858bf9d36af323b80_cryptolocker
Files
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2024-03-12_03793b317ce624b858bf9d36af323b80_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