Behavioral task
behavioral1
Sample
2024-01-23_48c86a46d1aefb75d24a32b67bf6c03f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_48c86a46d1aefb75d24a32b67bf6c03f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_48c86a46d1aefb75d24a32b67bf6c03f_cryptolocker
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Size
64KB
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MD5
48c86a46d1aefb75d24a32b67bf6c03f
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SHA1
bfb47591d22b01336a859020c596672b1ca0c9ac
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SHA256
cd4b47c2f179a5c88177d2c1c86b99256b4fd83d8164d50991dee64ec4e2cc4c
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SHA512
a802fdb3de64ffa137d07008072ef1c25b93b0d6518b2771f7691cad330f16a9183091434a4a1f0d40ba9c9301b0a144889beeff7f97137c416bfb63eb773fff
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SSDEEP
384:z0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26JWFcKYkW0NrD5v6ntOOtEvwDpjqIGa:zQz7yVEhs9+8rJP6ntOOtEvwDpjF
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 2024-01-23_48c86a46d1aefb75d24a32b67bf6c03f_cryptolocker
Files
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2024-01-23_48c86a46d1aefb75d24a32b67bf6c03f_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