Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_b7a85ccc5c0ad576b87602bac0c6af25_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_b7a85ccc5c0ad576b87602bac0c6af25_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_b7a85ccc5c0ad576b87602bac0c6af25_cryptolocker
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Size
94KB
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MD5
b7a85ccc5c0ad576b87602bac0c6af25
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SHA1
fb438508c947f1381149dc40deb573d53e5a31d5
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SHA256
6b63002a377c10a41e3a32dcc26f9fa08728226dbcb49139e3fbdc642de1f627
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SHA512
e1f4fddca63adfdc6f39680f539c1c929a515355d1096bf23a8e7c8b38dd598b2dd693f7bc3eb0bf620d75d57849d28609266f37e9b7b6633477d97253fddf80
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJkm3:xj+VGMOtEvwDpjubwQEIiVmk3
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 2024-01-24_b7a85ccc5c0ad576b87602bac0c6af25_cryptolocker
Files
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2024-01-24_b7a85ccc5c0ad576b87602bac0c6af25_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