Behavioral task
behavioral1
Sample
2024-05-11_54c204b8513aecf7c652616f05a7c1c6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-11_54c204b8513aecf7c652616f05a7c1c6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-11_54c204b8513aecf7c652616f05a7c1c6_cryptolocker
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Size
56KB
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MD5
54c204b8513aecf7c652616f05a7c1c6
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SHA1
bf278f56bc909a43fc6f6f32b4c664848fc6418b
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SHA256
e7e9bb40d368e4b9e8a4c5c4d8651cc0f524813e7bff41a9a118d56a43114ab0
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SHA512
35e2b4e08a5799d978d5c4c2a54716eea0bcc1cd2e1fd0ab7456ab21ead9da908697d598866d249332a8534b0aaf74f8ca99cf1531d846d3e9c550a6082ecb5e
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+H:bP9g/xtCS3Dxx0JH
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 2024-05-11_54c204b8513aecf7c652616f05a7c1c6_cryptolocker
Files
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2024-05-11_54c204b8513aecf7c652616f05a7c1c6_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