Behavioral task
behavioral1
Sample
2024-01-28_88eafbb8afc753048d12eab5bd9614db_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_88eafbb8afc753048d12eab5bd9614db_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_88eafbb8afc753048d12eab5bd9614db_cryptolocker
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Size
61KB
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MD5
88eafbb8afc753048d12eab5bd9614db
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SHA1
769fc584c92c0e330c5d797033308f1cfcce2c32
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SHA256
e39d9aba7290f5d0fabf50e53fee419db58f4262dc6effa1980216fc3b929233
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SHA512
2957001d55ef108193511ec011c3f76718ef367b7cb8fe8f9f90726e82759b94a2266a4159a3ac2c3d7b2b6377d9b6d41a48b6e037ac8d325f24a57357737c19
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVzCx:zj+soPSMOtEvwDpj4kpmeLmnZo
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 2024-01-28_88eafbb8afc753048d12eab5bd9614db_cryptolocker
Files
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2024-01-28_88eafbb8afc753048d12eab5bd9614db_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