Behavioral task
behavioral1
Sample
2024-06-08_158a44a22ba309bbb53217095076b4d9_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-08_158a44a22ba309bbb53217095076b4d9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-08_158a44a22ba309bbb53217095076b4d9_cryptolocker
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Size
57KB
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MD5
158a44a22ba309bbb53217095076b4d9
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SHA1
033a3eb54e7b5ed9881fc7a0aa58c9807b825839
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SHA256
fa81dd98935c433e454aa7af8602dc99abc7b489a7fc43abbd6eb8f9ef2059dc
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SHA512
cabc6684a04a2f6158b6992508730aae701e57849da0b5f79393b7ee379f7cdae9326a3db2c261cbe72cc9b5094aa683899980cd7c42584e4f0e3038255f8b90
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYh:bP9g/xtCS3Dxx0Lh
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 2024-06-08_158a44a22ba309bbb53217095076b4d9_cryptolocker
Files
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2024-06-08_158a44a22ba309bbb53217095076b4d9_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