Behavioral task
behavioral1
Sample
2024-06-13_2b71ca3ec609570fef7b9aeec479666d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-13_2b71ca3ec609570fef7b9aeec479666d_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-13_2b71ca3ec609570fef7b9aeec479666d_cryptolocker
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Size
33KB
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MD5
2b71ca3ec609570fef7b9aeec479666d
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SHA1
840d5f6cc16e19826966bb4965a54eccb84f824e
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SHA256
fed1a8dbd8e90eed96227da0b281c42917037c88da5a41d2bf65b923bab1cee7
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SHA512
a9f5583548b7ca137d00b00df921b6a1cef6773489834e7c792bb632ff2b9cd02674d046c634c14680589ca83a6fa64815cc14b7720b15de8164245b0724a803
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SSDEEP
768:bROjawZEjbhxnbcuyD7U9kXfn62tH/1/LpP+Pu:bRO2wZEjbnouy8Gv6iH/NLpWu
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-13_2b71ca3ec609570fef7b9aeec479666d_cryptolocker
Files
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2024-06-13_2b71ca3ec609570fef7b9aeec479666d_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
Sections
UPX0 Size: - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE