Behavioral task
behavioral1
Sample
2024-04-20_a392d11ae56678382b9cc20c69ec7279_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-20_a392d11ae56678382b9cc20c69ec7279_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_a392d11ae56678382b9cc20c69ec7279_cryptolocker
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Size
88KB
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MD5
a392d11ae56678382b9cc20c69ec7279
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SHA1
3ccbbcb3c6f6b7ebb28099a19e68ec459e7a73aa
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SHA256
411982c76ae4cf3d17c933d185cfd41b7ec04758929966f5acac1a11b00d618f
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SHA512
91b91d88524fa79fa27b3c32cc0a76e1dd25fff97b6a80fbd9987ac4658c4f9b100a20d2c74d922c656fb8074aaa315d1de1a302f2f407b35a048b7c2a5fffdc
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQA6:n6a+1SEOtEvwDpjYYvQd2P6
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 2024-04-20_a392d11ae56678382b9cc20c69ec7279_cryptolocker
Files
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2024-04-20_a392d11ae56678382b9cc20c69ec7279_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