Static task
static1
Behavioral task
behavioral1
Sample
2024-05-08_a8d2932099b4fb0b3f4888d93a891699_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-08_a8d2932099b4fb0b3f4888d93a891699_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-08_a8d2932099b4fb0b3f4888d93a891699_cryptolocker
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Size
95KB
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MD5
a8d2932099b4fb0b3f4888d93a891699
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SHA1
3a2a0ba64dba8a7aa77451d5a9f1de0a6288bac4
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SHA256
0525aa6c5f4d6a669dbfe82e2f42038ea3bd387dd87da8d496e950512b115203
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SHA512
8f50a7172466ddded528d795f43b61ae0954b260a807dad24191892b74419b8d8424a8252aa79e4984a026b595938eb995df58d4a547bde9b2d64785695c2b56
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJyqdr:xj+VGMOtEvwDpjubwQEIiVmkuqh
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 2024-05-08_a8d2932099b4fb0b3f4888d93a891699_cryptolocker
Files
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2024-05-08_a8d2932099b4fb0b3f4888d93a891699_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