Behavioral task
behavioral1
Sample
2024-03-06_8b943f49a2d8fe8f1783f415f6d3e626_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_8b943f49a2d8fe8f1783f415f6d3e626_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_8b943f49a2d8fe8f1783f415f6d3e626_cryptolocker
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Size
62KB
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MD5
8b943f49a2d8fe8f1783f415f6d3e626
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SHA1
18f0f1f6fcb9eea2f3b2f3b94fdb0b519634472b
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SHA256
f1c0884ec95bd46ce0cf438815412b9e518c9ee87e3a7ea85410cc28d6eeac86
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SHA512
8a2d161e853c5e174ad0a79ecea716ceb8bebc28f8dbcfc2fe3c8339f211cbc8da0428a114bfcdc8ad54eb1cf0cd3a30441d0f2f006aa395753150d01fd7efec
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5Scq:zj+soPSMOtEvwDpj4kpmeLmLq
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 2024-03-06_8b943f49a2d8fe8f1783f415f6d3e626_cryptolocker
Files
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2024-03-06_8b943f49a2d8fe8f1783f415f6d3e626_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