Behavioral task
behavioral1
Sample
2024-04-21_6ca1286bf22ba32a7e4b5a1a1d77b7f5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_6ca1286bf22ba32a7e4b5a1a1d77b7f5_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_6ca1286bf22ba32a7e4b5a1a1d77b7f5_cryptolocker
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Size
65KB
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MD5
6ca1286bf22ba32a7e4b5a1a1d77b7f5
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SHA1
9c78132bc6cd67aaa961f2436e9224e1e2e640ae
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SHA256
598d75a10dc1c0c89372b52250de00ed2f07d3d424f4eee5fd062fe20e1137be
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SHA512
1202446df6493ad8b9a6dc89c9c69385ecd914a7724c628faefea186bc441f2b822d0058cc79d026a727a7bd38397d14f0440b7b4967c49a3c883710f2b676ec
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bc:zj+soPSMOtEvwDpj4kpmeLmQ/c
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 2024-04-21_6ca1286bf22ba32a7e4b5a1a1d77b7f5_cryptolocker
Files
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2024-04-21_6ca1286bf22ba32a7e4b5a1a1d77b7f5_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