Behavioral task
behavioral1
Sample
2024-03-13_5fcfed159bf2440b23264a050cf75220_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_5fcfed159bf2440b23264a050cf75220_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_5fcfed159bf2440b23264a050cf75220_cryptolocker
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Size
66KB
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MD5
5fcfed159bf2440b23264a050cf75220
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SHA1
09f7a191b5022d244ed3363508eee675f0dbf40c
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SHA256
a19741a780303e6d03910d3ad7575edd4e603e13017850b18de6db61d74817c3
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SHA512
447b76e03d2a6ae56a3863481107a85585a23afc676d328a7b7afb7991986e82d4199aa08a7f83c2484c35cd4eac10518b28158c64b5d4156b0841bc7e53d55f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FX:T6a+rdOOtEvwDpjN3
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 2024-03-13_5fcfed159bf2440b23264a050cf75220_cryptolocker
Files
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2024-03-13_5fcfed159bf2440b23264a050cf75220_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_CODE
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