Behavioral task
behavioral1
Sample
2024-03-08_66a4c8d23e00458ebdc140514d23dc9d_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-08_66a4c8d23e00458ebdc140514d23dc9d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-08_66a4c8d23e00458ebdc140514d23dc9d_cryptolocker
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Size
64KB
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MD5
66a4c8d23e00458ebdc140514d23dc9d
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SHA1
08659d9ce209e14ce55650888ff17569391f7d27
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SHA256
0ccd9e424d002e87c2d00168b594a88f20c07bbf99c1bb0fd4744f5a5ae6ba56
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SHA512
1c73b3369291df0b817bf8a61e2fa2f515edc4fe8f064f6a3a4754cbb8dc4bf9ffdce6583332f910ff4ac46202562ab33ac7a28fbedbccaaf7f31cdffd1569f7
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo4:1nK6a+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 2024-03-08_66a4c8d23e00458ebdc140514d23dc9d_cryptolocker
Files
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2024-03-08_66a4c8d23e00458ebdc140514d23dc9d_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