Behavioral task
behavioral1
Sample
2024-02-03_1265534c23bcf7aae852eb3c326bf59f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_1265534c23bcf7aae852eb3c326bf59f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_1265534c23bcf7aae852eb3c326bf59f_cryptolocker
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Size
61KB
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MD5
1265534c23bcf7aae852eb3c326bf59f
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SHA1
7ad13c574305690c8880d72db9ba8a44ba900d72
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SHA256
e2a28d9c31c706f4204bdc0edaf6f91dcbd0a87bac9d4c8b9b00059eae573cd9
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SHA512
a96c05ddcf5cf89f61a3f2f047e4581b1dcca6f035324d8f2bd618fc123c05c7cd89ad64652b03d7e70f5df972c4193c6df6cb6be54ac79151de9ec85b418589
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVzC8:zj+soPSMOtEvwDpj4kpmeLmnZd
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 2024-02-03_1265534c23bcf7aae852eb3c326bf59f_cryptolocker
Files
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2024-02-03_1265534c23bcf7aae852eb3c326bf59f_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