Behavioral task
behavioral1
Sample
2024-06-02_22f480afbee9b77421b53a1c6d2b2d55_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-02_22f480afbee9b77421b53a1c6d2b2d55_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-02_22f480afbee9b77421b53a1c6d2b2d55_cryptolocker
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Size
90KB
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MD5
22f480afbee9b77421b53a1c6d2b2d55
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SHA1
d6cc835ffaebbc881873c24a68c4fc9d23064939
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SHA256
b8871d5400d47d61464402e74e9cc9d7d83ac8aedd46553ca09349e6712263b8
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SHA512
37dd5a82dc0b937f53fe51d4bd4927f96479d88c326668ef6fe478bbc74f2757587e3f11607888d54ca3929da2f73fa4689f303cd26fd47a923cce13708cbe40
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAeB:n6a+1SEOtEvwDpjYYvQd2PG
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 2024-06-02_22f480afbee9b77421b53a1c6d2b2d55_cryptolocker
Files
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2024-06-02_22f480afbee9b77421b53a1c6d2b2d55_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