Behavioral task
behavioral1
Sample
2024-06-10_8c67ddf7a7d9505590d3bba8d6a961e0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-10_8c67ddf7a7d9505590d3bba8d6a961e0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-10_8c67ddf7a7d9505590d3bba8d6a961e0_cryptolocker
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Size
81KB
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MD5
8c67ddf7a7d9505590d3bba8d6a961e0
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SHA1
18cc2be028fba964a9e7bc010773ef7f1473c5d5
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SHA256
18f4632dfac3dd33cb7bb3038d116e3d37fe6dd436ecaf3c5ac0af0a98bf13f2
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SHA512
4f91553586c081c37b595a06a1f1b59eeec4fe4cf39e2d315cde7da6c0ed93bcd7020dcf32d5c24f60479c768b50185f43604c1bade56634b05ffb27a68c46a5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QF:zCsanOtEvwDpjh
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-10_8c67ddf7a7d9505590d3bba8d6a961e0_cryptolocker
Files
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2024-06-10_8c67ddf7a7d9505590d3bba8d6a961e0_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
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