Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_0a40dfa6d4a1669595e40c3e31f96da9_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_0a40dfa6d4a1669595e40c3e31f96da9_cryptolocker
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Size
100KB
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MD5
0a40dfa6d4a1669595e40c3e31f96da9
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SHA1
99e38efe5b044c5ae7f2cdedba5fea350d4685fa
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SHA256
0c42134a61e9c450e6cb335e7cdcff4ced4ee821001d62b7fdf0f1fdcbe0e6e1
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SHA512
430bba451b185bdf0c876a2520985e00c554d0ccd93ea1fa8f77d95f437b098634ddd350c6aa0486f1a603dee6cc96daba334ed475a74d435c685b93bb3fe932
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2W:xj+VGMOtEvwDpjubwQEIiVmkxv/6
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 2024-01-25_0a40dfa6d4a1669595e40c3e31f96da9_cryptolocker
Files
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2024-01-25_0a40dfa6d4a1669595e40c3e31f96da9_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