Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_2d31ef8fb1f7b20d7c27d468e92900cc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_2d31ef8fb1f7b20d7c27d468e92900cc_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_2d31ef8fb1f7b20d7c27d468e92900cc_cryptolocker
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Size
93KB
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MD5
2d31ef8fb1f7b20d7c27d468e92900cc
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SHA1
5738fbed97ea02815900681509325a884428623f
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SHA256
1856db81a6ccf4b419a72ed1ad5c770c5a832f48ff0d538b55ec24c05b6c7e14
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SHA512
ef1271ba9c544de62ec197c20cbc03ad34141159bdba4e4c6d5b0c62e03475044e7fcdd2766e81f2f5cbb7516e6953127ee2240c6090faf135b1f3754254cd01
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJYj:xj+VGMOtEvwDpjubwQEIiVmksj
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-21_2d31ef8fb1f7b20d7c27d468e92900cc_cryptolocker
Files
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2024-02-21_2d31ef8fb1f7b20d7c27d468e92900cc_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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