Behavioral task
behavioral1
Sample
2024-05-07_11cdb8c3f90dd1e47b7a939b3bddbb96_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-07_11cdb8c3f90dd1e47b7a939b3bddbb96_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-07_11cdb8c3f90dd1e47b7a939b3bddbb96_cryptolocker
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Size
58KB
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MD5
11cdb8c3f90dd1e47b7a939b3bddbb96
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SHA1
75bbd607673d34cac0067f6268dc0b6b7069bc97
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SHA256
cf577fc2e88d0ceaabd2b9365c0bda04bfa6db0a9d0f737d1c14304739f60f5c
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SHA512
f3393264610ecec1c3adf8b89bc1d12359930018a6f5bfb9a9868f92e695bb92286b2129a586a8e7260dc941913bd417a9ba31554b9a664bf9b299e2483af595
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pC:H6QFElP6n+gou9cvMOtEvwDpjCpVXY
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 2024-05-07_11cdb8c3f90dd1e47b7a939b3bddbb96_cryptolocker
Files
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2024-05-07_11cdb8c3f90dd1e47b7a939b3bddbb96_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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