Behavioral task
behavioral1
Sample
2024-05-27_4e96e8efdd31bb6792b02e9f850af7dc_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-27_4e96e8efdd31bb6792b02e9f850af7dc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_4e96e8efdd31bb6792b02e9f850af7dc_cryptolocker
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Size
57KB
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MD5
4e96e8efdd31bb6792b02e9f850af7dc
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SHA1
3a3f427f9bc7fa653f1852aff52c30fd13e3309e
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SHA256
aa5de1eb4c64bc1ba3d937605d98f0320cca1f272551c911c7932162a4b9e9c0
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SHA512
2c10c7b945cfe99455168e29ac1814b646f61d248d02ea28ff3e9db593114c8b24c7ff5712a6ad61bce95a1cde2eb7582f5b23ed4f49473534211405b5c265ba
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzCm:bP9g/xtCS3Dxx0nCm
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 2024-05-27_4e96e8efdd31bb6792b02e9f850af7dc_cryptolocker
Files
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2024-05-27_4e96e8efdd31bb6792b02e9f850af7dc_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: 17KB - 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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE