Behavioral task
behavioral1
Sample
2024-03-19_850db6eb298a00e7755dcd0f81dfca4e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-19_850db6eb298a00e7755dcd0f81dfca4e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-19_850db6eb298a00e7755dcd0f81dfca4e_cryptolocker
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Size
64KB
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MD5
850db6eb298a00e7755dcd0f81dfca4e
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SHA1
c919a441a366dbfea9a92892e41f6e006c753b5f
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SHA256
10bcc4a170b6095de36aab4fd2d35bd399d1ea5f4704e751471bde83e132c9c2
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SHA512
e3d0bbef95a657e427bc7e44ca772d341ce6b952b4bc8ecf01a237b32e03aa30907f0d384a8c73a01cc61c5ed684c13373ddca635b3a4b343bfc678d8d34ffc9
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo7cI:1nK6a+qdOOtEvwDpjr
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 2024-03-19_850db6eb298a00e7755dcd0f81dfca4e_cryptolocker
Files
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2024-03-19_850db6eb298a00e7755dcd0f81dfca4e_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