Behavioral task
behavioral1
Sample
2024-01-26_f75be5f3d22ce2dc4ddfd0fac8358f7e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_f75be5f3d22ce2dc4ddfd0fac8358f7e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_f75be5f3d22ce2dc4ddfd0fac8358f7e_cryptolocker
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Size
63KB
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MD5
f75be5f3d22ce2dc4ddfd0fac8358f7e
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SHA1
972a564a1fd0bd5e7b0e869e58610a2fcbd233eb
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SHA256
2e554735907e5c6c0e9c119ab4f8df1cd20f648a3399e84c3c08881549c7ec58
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SHA512
a5d1188b3f3482187753745fcf113e3efc2abfbbcb817519cc965fd24962a91c923c30313a363e5cbc6e1ef9d3d4d7e281ce3fc252dd394aa6793b35c2a91c86
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoY: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 2024-01-26_f75be5f3d22ce2dc4ddfd0fac8358f7e_cryptolocker
Files
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2024-01-26_f75be5f3d22ce2dc4ddfd0fac8358f7e_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