Static task
static1
Behavioral task
behavioral1
Sample
2024-03-13_f3e592d83c1b656113a148e9d819f24a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_f3e592d83c1b656113a148e9d819f24a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_f3e592d83c1b656113a148e9d819f24a_cryptolocker
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Size
100KB
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MD5
f3e592d83c1b656113a148e9d819f24a
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SHA1
68807381e204017c2368deed465eb86df55c1276
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SHA256
f4379f6b531fff4e8131630f963db31118aae14447c35ae7bf4806ce8057cb75
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SHA512
f765cc5fbb1c5c0b6bc36d714fdb19f326e64d6eae5757b8aee3effd547f5eb0ca88a9412bfabba930ff0cc2ab200386e7c494c22a496818e74998a994a79e60
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2yOmiV:xj+VGMOtEvwDpjubwQEIiVmkxv/usV
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 2024-03-13_f3e592d83c1b656113a148e9d819f24a_cryptolocker
Files
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2024-03-13_f3e592d83c1b656113a148e9d819f24a_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