Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_fb7aba18cdd459c18e6aa8781488f500_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_fb7aba18cdd459c18e6aa8781488f500_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_fb7aba18cdd459c18e6aa8781488f500_cryptolocker
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Size
60KB
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MD5
fb7aba18cdd459c18e6aa8781488f500
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SHA1
b4ed609d7b7691c294c445bf57e890da83b08871
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SHA256
bf290e6ed11eb830ca38cf797e6ac90d90860b31453fc27719124becdfb4e44a
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SHA512
8f9496fbba478d1372959df161236f7ce176f95484abe683644ae47995ee42241d38a685e44993ae18b937f385d8a525b83356c6ed3b56e880e3989fa78bbc82
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDlq:xj+VGMOtEvwDpjubEgywo
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 2024-01-27_fb7aba18cdd459c18e6aa8781488f500_cryptolocker
Files
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2024-01-27_fb7aba18cdd459c18e6aa8781488f500_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