Behavioral task
behavioral1
Sample
2024-03-05_81115666a62ded94061ec53b51380c21_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_81115666a62ded94061ec53b51380c21_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_81115666a62ded94061ec53b51380c21_cryptolocker
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Size
105KB
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MD5
81115666a62ded94061ec53b51380c21
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SHA1
10c7a8709edbcbb178c119c08f91cc674d7a4a43
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SHA256
cccc543257fb96772406a4dd61e8bd7772460d9400b7767cdcd357a8f0948c24
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SHA512
af6106c4a588627c637f214e286bde748b1e1acc6426f2bb71d68394af88ae46633de93e38cf8e6ac89905efc34addda4878a01705b7219e2522dcd950e5d03e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksaLD:1nK6a+qdOOtEvwDpjq
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 2024-03-05_81115666a62ded94061ec53b51380c21_cryptolocker
Files
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2024-03-05_81115666a62ded94061ec53b51380c21_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