Behavioral task
behavioral1
Sample
2024-03-29_5ce484ea25ea9677e61db301e620b670_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_5ce484ea25ea9677e61db301e620b670_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_5ce484ea25ea9677e61db301e620b670_cryptolocker
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Size
62KB
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MD5
5ce484ea25ea9677e61db301e620b670
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SHA1
951db003633d719d96202839ff68fe6468032ca6
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SHA256
d504daeae8ef2e9d18e115f462dffaf9bb8dc95024e3705773c2a18c1e8d87b6
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SHA512
bfaacf09ec1e1d357625ed99fe428f39c5ef50cd1397fc7e930cb4e005722a31a85584e1b6ec0c5a1f1aadad9d703a27e0b47c1cf7b352fd0035b955f937ecc3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVPh:zj+soPSMOtEvwDpj4kpmeLmnz
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 2024-03-29_5ce484ea25ea9677e61db301e620b670_cryptolocker
Files
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2024-03-29_5ce484ea25ea9677e61db301e620b670_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