Static task
static1
Behavioral task
behavioral1
Sample
2024-04-09_b2cec9046005e5cdfedf397546973adf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_b2cec9046005e5cdfedf397546973adf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_b2cec9046005e5cdfedf397546973adf_cryptolocker
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Size
101KB
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MD5
b2cec9046005e5cdfedf397546973adf
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SHA1
27cbf6c554ada936e1b966c4c04a622a1bb3e1ad
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SHA256
857387793f64bcad585c2caa0c0a0669eb68398dcdd16e3ff7ab7872455ccea2
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SHA512
38003e8623f31c45e4a168287196d6d6bbc18dfecbe1ead0cd186c2e77fc91c86faaab3f4dfede3a650f535535707433056b4b36591a6d450eefa4575a0ec5d6
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2q:xj+VGMOtEvwDpjubwQEIiVmkxv/2
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 2024-04-09_b2cec9046005e5cdfedf397546973adf_cryptolocker
Files
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2024-04-09_b2cec9046005e5cdfedf397546973adf_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