Behavioral task
behavioral1
Sample
2024-02-29_7cea7f7fe214d3aabfa24a6d7500c6c8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_7cea7f7fe214d3aabfa24a6d7500c6c8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_7cea7f7fe214d3aabfa24a6d7500c6c8_cryptolocker
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Size
108KB
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MD5
7cea7f7fe214d3aabfa24a6d7500c6c8
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SHA1
2cfcf767d737066e86a2d52c5e3d9f70d4672287
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SHA256
58ca1b52955059835663b3ae14e2e29a9c32161ce34b25d4760927e170ef3698
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SHA512
71a44a982527ba1bf82d9692d49a7b753234418e72e238ab1e1b5041f01a5d8792c7f554201da9d0613bae2ad0b58d085fdb7aba8e2f20022c35aacb210ff50a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEn6:1nK6a+qdOOtEvwDpjg
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 2024-02-29_7cea7f7fe214d3aabfa24a6d7500c6c8_cryptolocker
Files
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2024-02-29_7cea7f7fe214d3aabfa24a6d7500c6c8_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