Behavioral task
behavioral1
Sample
2024-03-08_2b91445bf038e4433f489042e2c70f09_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-08_2b91445bf038e4433f489042e2c70f09_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_2b91445bf038e4433f489042e2c70f09_cryptolocker
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Size
56KB
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MD5
2b91445bf038e4433f489042e2c70f09
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SHA1
ad9c4bd0245a534111c7be0787af02c402b999c6
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SHA256
9aa7fa797aeea25ee391a1804f1404d914cee8b198ce6264c6e1f46fd544e410
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SHA512
1f00fa0b7822bc83dfae6b90346ce8faf79139a1596d012e6d3f52ca877aa9ceb45dae8814bd25c1b93835268d958ed593b7eb4b4d627ddd4d65c67366629494
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcE9GM:z6QFElP6n+gKmddpMOtEvwDpj9aYa595
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 2024-03-08_2b91445bf038e4433f489042e2c70f09_cryptolocker
Files
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2024-03-08_2b91445bf038e4433f489042e2c70f09_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: 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