Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_63bff0ed02e2362d369a512d383940cd_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_63bff0ed02e2362d369a512d383940cd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_63bff0ed02e2362d369a512d383940cd_cryptolocker
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Size
100KB
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MD5
63bff0ed02e2362d369a512d383940cd
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SHA1
28998414a88be5ffe906b1f2c2fa1267cf6572e9
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SHA256
741a6d708c13fa8bb9ead004db80effe1850688b9d602c53f3effc745b4ccdf8
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SHA512
983d5db9940690fcbef5260db2e3808aa9bc12434fb44b3ffe5d66e6325312dbb9b66c9c58ac9f631039f978ab21a052d1ff63aae82f65bf6e6aef40de5dacbb
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2eU:xj+VGMOtEvwDpjubwQEIiVmkxv/t
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 2024-01-29_63bff0ed02e2362d369a512d383940cd_cryptolocker
Files
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2024-01-29_63bff0ed02e2362d369a512d383940cd_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