Behavioral task
behavioral1
Sample
2024-04-16_a61d313e2ba841e82a687d6f0879c360_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_a61d313e2ba841e82a687d6f0879c360_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_a61d313e2ba841e82a687d6f0879c360_cryptolocker
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Size
65KB
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MD5
a61d313e2ba841e82a687d6f0879c360
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SHA1
affcc241e69afe58525d13125dd8c30b04c96cbd
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SHA256
7ddf8995dfc33312bcdaad7a9853452f4dcbf3df5bd522157affc79c1c277261
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SHA512
19e5affb8c788369a98ff9dccd3bfd5137b3f2909be47413d46939eb6bc0506ea1b66abf4fff3719bf41401544aa3caa0706cfd3001beb4c9653b4d2bbe4bfa2
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5BA:zj+soPSMOtEvwDpj4kpmeLmQ/A
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 2024-04-16_a61d313e2ba841e82a687d6f0879c360_cryptolocker
Files
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2024-04-16_a61d313e2ba841e82a687d6f0879c360_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