Behavioral task
behavioral1
Sample
2024-03-14_e723b02782bd19cbbcb9ddb838158bd0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_e723b02782bd19cbbcb9ddb838158bd0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_e723b02782bd19cbbcb9ddb838158bd0_cryptolocker
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Size
64KB
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MD5
e723b02782bd19cbbcb9ddb838158bd0
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SHA1
954c3252d63d8d8f562b16b83defa9b74ae67588
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SHA256
57f63e691e4e0b04e9a59c79860a4155fd1509f517101f36bc727c8b7699e4d5
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SHA512
499bdbe8ab55cada6a41f322a9d6a57beffaf260e1ec072db4d8145eccbd8d1fd8d3b08f778bdb79444cd88ffcd53c3f019de3cbc341f4095abfdee3f1a9f124
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7Se:zj+soPSMOtEvwDpj4kpmeLmBe
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 2024-03-14_e723b02782bd19cbbcb9ddb838158bd0_cryptolocker
Files
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2024-03-14_e723b02782bd19cbbcb9ddb838158bd0_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