Behavioral task
behavioral1
Sample
2024-03-25_83d623fffb789bfe151bfffe00bce0c1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_83d623fffb789bfe151bfffe00bce0c1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-25_83d623fffb789bfe151bfffe00bce0c1_cryptolocker
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Size
98KB
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MD5
83d623fffb789bfe151bfffe00bce0c1
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SHA1
6131b1717872ccdfa43a5164eab0197e485aba65
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SHA256
b151446089444a9eaf144dc989456667c7c6090d77fd7b6b7f5d0c50f550e9d0
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SHA512
451a66a70983011f84d3617dfa61d103f9ffad3414c4284c37b4a8351ace6da3fa8bd85a8b35a8bc7ca6440bf5b0e7115f022bde2374c40823ce1ec696bca9e3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiseR:z6a+CdOOtEvwDpjcgs
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 2024-03-25_83d623fffb789bfe151bfffe00bce0c1_cryptolocker
Files
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2024-03-25_83d623fffb789bfe151bfffe00bce0c1_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: 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