Behavioral task
behavioral1
Sample
2024-03-11_bac333bed0e52857c98fa5a36735c278_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-11_bac333bed0e52857c98fa5a36735c278_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_bac333bed0e52857c98fa5a36735c278_cryptolocker
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Size
62KB
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MD5
bac333bed0e52857c98fa5a36735c278
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SHA1
43f5eef9d3db26f2c384dfc9e2c264b1be84dec0
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SHA256
bdbd20cf4345c1885f2885e675a93c376c2e34f9deca82be8729468a37c78f87
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SHA512
61b4daa32705ab5adc40b77ba4ed101f15e3816e45f208b72d5b31b5efbc04d6fe2c4796ecb5029a129903c45fae23a000d1b61965be675bf7ea8f56678bc12e
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwi:zj+soPSMOtEvwDpj4kpmeLmnr
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 2024-03-11_bac333bed0e52857c98fa5a36735c278_cryptolocker
Files
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2024-03-11_bac333bed0e52857c98fa5a36735c278_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