Behavioral task
behavioral1
Sample
2024-04-11_8cbf5b0efc64b52ae0af39332ed20095_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_8cbf5b0efc64b52ae0af39332ed20095_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_8cbf5b0efc64b52ae0af39332ed20095_cryptolocker
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Size
72KB
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MD5
8cbf5b0efc64b52ae0af39332ed20095
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SHA1
a2907c9a576a1692285c955816106095644f75eb
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SHA256
dc8e3feaf21cda6c86c5b71683a2622d638212fae642118ad084c26b61adce6f
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SHA512
4de83eb02b08451c4bb6fa6b1f4e5d702f10b855f72885d3f9d32b17a45322efa4be55e2fe42a7074e976de946396175b9aa7c8b755ac7a35ebe03b920df4c1e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalPO:1nK6a+qdOOtEvwDpjL
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 2024-04-11_8cbf5b0efc64b52ae0af39332ed20095_cryptolocker
Files
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2024-04-11_8cbf5b0efc64b52ae0af39332ed20095_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