Behavioral task
behavioral1
Sample
2024-06-03_20b41d302c0f9d241085004954f9f191_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-03_20b41d302c0f9d241085004954f9f191_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_20b41d302c0f9d241085004954f9f191_cryptolocker
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Size
91KB
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MD5
20b41d302c0f9d241085004954f9f191
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SHA1
5a3067706cfc1733c9695fe14f8dd5176f9131e6
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SHA256
b1fd15c26891b5bddfb0f04b9cf96dc1621af80145b5569612486defb897664d
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SHA512
18eb09956bbd9676821c7e3c0c06ec562c0b49f00a1f3918e4028b3f0aa0dda53929d0c88df8252bfc6e8333bf355eb871c77a6e6de023da815b661d289c5886
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Du:n6a+1SEOtEvwDpjYYvQd2Ph
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 2024-06-03_20b41d302c0f9d241085004954f9f191_cryptolocker
Files
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2024-06-03_20b41d302c0f9d241085004954f9f191_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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