Behavioral task
behavioral1
Sample
2024-02-23_462e837635dcb1872a6eabcb2359fa81_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_462e837635dcb1872a6eabcb2359fa81_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_462e837635dcb1872a6eabcb2359fa81_cryptolocker
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Size
62KB
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MD5
462e837635dcb1872a6eabcb2359fa81
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SHA1
999f58a0c45ecb4f36235c8839d9bff36d3bf179
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SHA256
a0b21448f1341d0ff40e29b441da439ff59af9a88d3cc34d02ce650fa320c357
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SHA512
e7cdaea12716a917c1753fbded3bc8d8a9f3128a666ad0aa7b42156595e9a5b9aa9eca26227e7156592e8fe439cd0f6bdb6fafe5be54b048b63ada367bf712f7
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVgb:zj+soPSMOtEvwDpj4kpmeLmnK
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 2024-02-23_462e837635dcb1872a6eabcb2359fa81_cryptolocker
Files
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2024-02-23_462e837635dcb1872a6eabcb2359fa81_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