Behavioral task
behavioral1
Sample
2024-06-13_bec770dd29b9ebe138b79ab1c4202f11_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-13_bec770dd29b9ebe138b79ab1c4202f11_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-13_bec770dd29b9ebe138b79ab1c4202f11_cryptolocker
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Size
58KB
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MD5
bec770dd29b9ebe138b79ab1c4202f11
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SHA1
b5a69b4e4aa0d191e45a4dacbe279a80592fd1e2
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SHA256
436c9110a94ca4a0c07df8a7cd1e0d12c8c498f4fb2fb64ac6dd69684f84e4db
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SHA512
30a1ea87d07f422da8c4a1296f2bb16c0d2a0eec5c8672cef0d4e120a24abbd8574ee85565b0c4057857f7535dca1c1a6bca7dc755e6228ad16462ec52a60b7a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgg1tO:bP9g/xtCS3Dxx0So
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-13_bec770dd29b9ebe138b79ab1c4202f11_cryptolocker
Files
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2024-06-13_bec770dd29b9ebe138b79ab1c4202f11_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE