Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_2aa73851b28b059097fb40cd4596287e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_2aa73851b28b059097fb40cd4596287e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_2aa73851b28b059097fb40cd4596287e_cryptolocker
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Size
94KB
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MD5
2aa73851b28b059097fb40cd4596287e
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SHA1
7db1b977b0661a2cd01c20cfc8ae1c2540145e5d
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SHA256
89f7cf07679959b707a62095b6605d8f00ca409c906c5ceebfbdf7c3934f62c3
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SHA512
b31a98b3a24a52af86bf22961127f481ecf52ffb97b97ec2736663112ebd546ecc41198be2fab1a1ee5b9c181dac69d0d7de55581233b77150b1aaadc6434db6
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJXxbAh:xj+VGMOtEvwDpjubwQEIiVmkhAh
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 2024-01-26_2aa73851b28b059097fb40cd4596287e_cryptolocker
Files
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2024-01-26_2aa73851b28b059097fb40cd4596287e_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