Behavioral task
behavioral1
Sample
2024-02-18_7b77965d62321ed3e58a44af59c30aec_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_7b77965d62321ed3e58a44af59c30aec_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_7b77965d62321ed3e58a44af59c30aec_cryptolocker
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Size
81KB
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MD5
7b77965d62321ed3e58a44af59c30aec
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SHA1
a55517d357b6a12af83a546acb8c1fd616ae0ae0
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SHA256
50a894ab8490f178543f1c9ec10a4676316e97202e5fbed5aa62cfd0e773e77d
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SHA512
907255b0715076fb3a87e9390ada2284502f4a6a2277425018a0690ec2380687f63488d648578b4e63b00b9e930c4e5f200aa8becdac0e501a8353740db8bf5e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZi:T6a+rdOOtEvwDpjNt7
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 2024-02-18_7b77965d62321ed3e58a44af59c30aec_cryptolocker
Files
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2024-02-18_7b77965d62321ed3e58a44af59c30aec_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