Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_a3b7ce09eb6bb4c42417b89c51bfefd4_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-14_a3b7ce09eb6bb4c42417b89c51bfefd4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_a3b7ce09eb6bb4c42417b89c51bfefd4_cryptolocker
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Size
51KB
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MD5
a3b7ce09eb6bb4c42417b89c51bfefd4
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SHA1
32c165158c5cf26c5cbef3eddf77badc55392968
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SHA256
48373acaa2bf6a4c2c6657c05253c76e9a7cd2059085766e02ebb30a3161976d
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SHA512
8ad5b2af3696312e716d218b1fb8b6c55d2e212cb81f0c0d4f99461121d76ae178a37a595bcb01d85ef6a1558482ae4ac65e7b533b385dc4bac862bd7bd4a7c0
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedHhT:xj+VGMOtEvwDpjk/eVF
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 2024-05-14_a3b7ce09eb6bb4c42417b89c51bfefd4_cryptolocker
Files
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2024-05-14_a3b7ce09eb6bb4c42417b89c51bfefd4_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