Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_b765bee1e3587c4588e631a88d74ddc1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_b765bee1e3587c4588e631a88d74ddc1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_b765bee1e3587c4588e631a88d74ddc1_cryptolocker
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Size
101KB
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MD5
b765bee1e3587c4588e631a88d74ddc1
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SHA1
b757487001b8be9291827bff5ddace7135f15b95
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SHA256
ea980444b149ffebf829df30400973be693d5979f0d7b2e5806fb491515d3f59
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SHA512
87f9b80b0ca5367dc067f57b5a5ad6c843bb73d46feebd5697c3bcf88cd71e0c419986fced2f369465033cb3ce5ad9277fb884539cca38905af6dff28112d68a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2eRV: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 2024-02-19_b765bee1e3587c4588e631a88d74ddc1_cryptolocker
Files
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2024-02-19_b765bee1e3587c4588e631a88d74ddc1_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