Behavioral task
behavioral1
Sample
2024-04-06_8511540d8f375cd50bd0bf8ed710f260_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-06_8511540d8f375cd50bd0bf8ed710f260_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_8511540d8f375cd50bd0bf8ed710f260_cryptolocker
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Size
63KB
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MD5
8511540d8f375cd50bd0bf8ed710f260
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SHA1
b789bede06c43c69d3bd359c35cc378c18990db2
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SHA256
937024fc00d77d962c9a6477b7c89c2b9bd9575aec86782ea9c74335b790662a
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SHA512
b4035364a86ea8a4d45f6cffa08c943e38ef94a3220a420c9100f4e76ef2939564062817a7af5d6ab2436a121a62fdb212b7ec22c39cdc310dbef3f9fbd1c121
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hR33z:zj+soPSMOtEvwDpj4kpmeLmq33z
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 2024-04-06_8511540d8f375cd50bd0bf8ed710f260_cryptolocker
Files
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2024-04-06_8511540d8f375cd50bd0bf8ed710f260_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