Behavioral task
behavioral1
Sample
2024-05-16_71f7845362cd1db1c2bf538a46361cfc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-16_71f7845362cd1db1c2bf538a46361cfc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_71f7845362cd1db1c2bf538a46361cfc_cryptolocker
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Size
62KB
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MD5
71f7845362cd1db1c2bf538a46361cfc
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SHA1
7e4903f35101e5a47554ea5a2ecbeb4378e0af16
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SHA256
62efa5b53fb3da1cd0b69085cf1c8ac0545512c10b9fdc7d84b01350077faf72
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SHA512
ba5f18cebce7c3feebdd382c2baf6abdcca994a8ab3e223f62c9d11129e0e0d53b6f308ac2120c0cf7a04b8324b706db12db5a0cbba5ae686b8ebb0f3e8b033c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHNMh7O:1nK6a+qdOOtEvwDpjK
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 2024-05-16_71f7845362cd1db1c2bf538a46361cfc_cryptolocker
Files
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2024-05-16_71f7845362cd1db1c2bf538a46361cfc_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE