Behavioral task
behavioral1
Sample
2024-02-29_cdcad00a5fefa3f462a6b5b4e8135402_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_cdcad00a5fefa3f462a6b5b4e8135402_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_cdcad00a5fefa3f462a6b5b4e8135402_cryptolocker
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Size
64KB
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MD5
cdcad00a5fefa3f462a6b5b4e8135402
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SHA1
2bce630ed1c749634b4e51e0c617cd4a0ff29180
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SHA256
de1a665f347d3eaaeb6a7c6340f4e5b0a3c85ea4ac2c82358f7458ddafd85cc8
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SHA512
ff87da6cfa9190325a5299f5d20d606beb57993f4044607c95158d8fbed235f570d3af14e82375dd5d55e19675f5f07542ff4e56c07cf0a231c448a0b13edfa2
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7O:zj+soPSMOtEvwDpj4kpmeLmt
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 2024-02-29_cdcad00a5fefa3f462a6b5b4e8135402_cryptolocker
Files
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2024-02-29_cdcad00a5fefa3f462a6b5b4e8135402_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