Behavioral task
behavioral1
Sample
2024-01-18_c2f5d3d7ee5656c72964b83e473185d5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-18_c2f5d3d7ee5656c72964b83e473185d5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_c2f5d3d7ee5656c72964b83e473185d5_cryptolocker
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Size
80KB
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MD5
c2f5d3d7ee5656c72964b83e473185d5
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SHA1
13a3acc0a0a7b6ac1aeaa2fe3d70f1489110acc0
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SHA256
543df5556a43ceda497abd2c17bf296576bcfd638fd7257f0b5e458f1222d39d
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SHA512
c2870be19b96b26e872d212b6f95f8ce19397847f6b7beb5fe538993b05847573308ad32b4664d049a0264f8b7720ca40dffc01fc874b6b5d06bcc1b6d7376d1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBde0:T6a+rdOOtEvwDpjNtZ
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 2024-01-18_c2f5d3d7ee5656c72964b83e473185d5_cryptolocker
Files
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2024-01-18_c2f5d3d7ee5656c72964b83e473185d5_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