Behavioral task
behavioral1
Sample
2024-04-20_72bff9a8b190d09bcc1f4b74f4ac1d07_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-20_72bff9a8b190d09bcc1f4b74f4ac1d07_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-20_72bff9a8b190d09bcc1f4b74f4ac1d07_cryptolocker
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Size
55KB
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MD5
72bff9a8b190d09bcc1f4b74f4ac1d07
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SHA1
1ac8537948e69fa315a2425167768870ebd4d32e
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SHA256
1d5d69e216558dfe931a12c27196b7361f6a2c69d3edef278af8cc72e44b09a4
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SHA512
5c3090ce9e271ec70e3067e396c9af238d1676cc47790b4f51879820106fce57e22adebcbf0f35386931e95051b24652a694de1d3116d615609821af0c6a351a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl9:bP9g/xtCS3Dxx0a
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 2024-04-20_72bff9a8b190d09bcc1f4b74f4ac1d07_cryptolocker
Files
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2024-04-20_72bff9a8b190d09bcc1f4b74f4ac1d07_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