Behavioral task
behavioral1
Sample
2024-02-03_4c968fab514ea5327b7bc4c7fc8ba5e0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_4c968fab514ea5327b7bc4c7fc8ba5e0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_4c968fab514ea5327b7bc4c7fc8ba5e0_cryptolocker
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Size
62KB
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MD5
4c968fab514ea5327b7bc4c7fc8ba5e0
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SHA1
447b55573b6ff70eb2d5043de62d628dd318764c
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SHA256
8fea48daa63d0436935bc1ef7efe6ac0bf7dd1d764ea926d9ec9f1e12ac1a9dc
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SHA512
192ea3ec44681c0c0e13593c1bde6e4161e2591e23b1c90fe9f6ad08a640f5b2f0e3efdb25745856b6f4af6467169859f03ab6eba682296067ebf80c5df7ebfa
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo6s: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 2024-02-03_4c968fab514ea5327b7bc4c7fc8ba5e0_cryptolocker
Files
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2024-02-03_4c968fab514ea5327b7bc4c7fc8ba5e0_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