Behavioral task
behavioral1
Sample
2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker
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Size
105KB
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MD5
4c5939c2f067524964e0944965139baf
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SHA1
628b59904e22bdd22b4a3519ef16ac6738f52faa
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SHA256
bf507ffb67e5b88e7a85e99e1dafe60ee09e41a6b3c03f31c98354d94d6c18c2
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SHA512
55fa3a4f416be81f7064a3b34003eeb39d7ff33fc8582b654be4b678cccf0c29fc306c90b35bb8740303dd004c4219f358aa130efda848da5bbb5b212cf7c2d7
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksC: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 2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker
Files
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2024-01-18_4c5939c2f067524964e0944965139baf_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