Behavioral task
behavioral1
Sample
2024-06-04_f143730aa9b15e835ac7ee68ddbb4863_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-04_f143730aa9b15e835ac7ee68ddbb4863_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-04_f143730aa9b15e835ac7ee68ddbb4863_cryptolocker
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Size
78KB
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MD5
f143730aa9b15e835ac7ee68ddbb4863
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SHA1
0bea31644f18491d37f39b9b4206c7aabfbca1f8
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SHA256
2288c0397c6ad70b56ada05d7aba5d4da2e968931e1957ea214b034e4bfa4ee9
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SHA512
839e239051a9f619f7a4e4d32b3b977c2d941373128025863aaa8c412163e78331f0958f8c8bf59b415f8bf3a1f0fea6ff073b2678d5e2970f6f90e70d59dd19
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxni:T6a+rdOOtEvwDpjNtHP5
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 2024-06-04_f143730aa9b15e835ac7ee68ddbb4863_cryptolocker
Files
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2024-06-04_f143730aa9b15e835ac7ee68ddbb4863_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