Behavioral task
behavioral1
Sample
2024-01-25_714ffa21812804eb963befc2f25335fe_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-25_714ffa21812804eb963befc2f25335fe_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_714ffa21812804eb963befc2f25335fe_cryptolocker
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Size
117KB
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MD5
714ffa21812804eb963befc2f25335fe
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SHA1
e37589f731dadfafd650298830293110b931044c
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SHA256
2ec4bcceae32e40326a0e295358568ab793a2d4178c260bf6e78d0d6d384fa31
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SHA512
75ed747718c6cfbb333e55aa9697dcdc1b371f4334cbcf74fdad5bcd34e4c347b4454efd06717ece8a29e90c6cfef8ce4809be6dd4ef489ce07518d1fa68ac0b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaY:z6a+CdOOtEvwDpjczO
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 2024-01-25_714ffa21812804eb963befc2f25335fe_cryptolocker
Files
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2024-01-25_714ffa21812804eb963befc2f25335fe_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