Static task
static1
Behavioral task
behavioral1
Sample
2024-04-29_e78592940d9fde5b34113d3f4e24f1e2_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-29_e78592940d9fde5b34113d3f4e24f1e2_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_e78592940d9fde5b34113d3f4e24f1e2_cryptolocker
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Size
49KB
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MD5
e78592940d9fde5b34113d3f4e24f1e2
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SHA1
24431e3ebad809fb440d7f8e418bd916c96e027f
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SHA256
e91580f66e74c8f2a6e37b23c67a64204ff2b26297db22d2cef914eae6bfb20c
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SHA512
e07f22d4a9ffdd0d4f82a1a314edf078587bdc3d6b75744dd6997de661acedbcbf019057b284a81693e7a2af9720803da35326aae65a218790bcd546cd7ff796
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOX:xj+VGMOtEvwDpjy+TN4Q
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 2024-04-29_e78592940d9fde5b34113d3f4e24f1e2_cryptolocker
Files
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2024-04-29_e78592940d9fde5b34113d3f4e24f1e2_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