Behavioral task
behavioral1
Sample
2024-05-23_c76578cb2515ececc03feeb6f56a9931_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_c76578cb2515ececc03feeb6f56a9931_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_c76578cb2515ececc03feeb6f56a9931_cryptolocker
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Size
91KB
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MD5
c76578cb2515ececc03feeb6f56a9931
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SHA1
883d9262a633e6d8e5889d112696847f0cea64e1
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SHA256
45355c4f16b5e011f2dfc5cbcbe5262de377ebf265d4096bf7bf8c39fd835b8f
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SHA512
4a21cd5710d6bde9607a567f8640d7ae600af8ff1a19bf4b4eafaab9b3b602b7c47f67a3a82225d91209ff0c874f020e2ee6158fd9268ff9632eea9451059238
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Db:n6a+1SEOtEvwDpjYYvQd2PY
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 2024-05-23_c76578cb2515ececc03feeb6f56a9931_cryptolocker
Files
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2024-05-23_c76578cb2515ececc03feeb6f56a9931_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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