Static task
static1
Behavioral task
behavioral1
Sample
2024-05-25_a311df9461d1ef2e3baad408b79414fa_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-25_a311df9461d1ef2e3baad408b79414fa_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_a311df9461d1ef2e3baad408b79414fa_cryptolocker
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Size
76KB
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MD5
a311df9461d1ef2e3baad408b79414fa
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SHA1
ac2f72313396885a42dbe37e85ed3fdc2853a191
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SHA256
63c12de38449a994120d69f685c3d8963f62db4255adcc4c476264adc420e02c
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SHA512
58957f9364d0613655f2d23a58d66f9e3dfb5341481eb81974190c525f8ea22111fcce308735e5d6083c6716f0e90bb6e316554a0aa807b82bfb018c121ad17f
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUPG6:xj+VGMOtEvwDpjubwQEI8UPG6
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 2024-05-25_a311df9461d1ef2e3baad408b79414fa_cryptolocker
Files
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2024-05-25_a311df9461d1ef2e3baad408b79414fa_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