Behavioral task
behavioral1
Sample
2024-01-23_694451f2b9edd3d3a1686ae29d88a900_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_694451f2b9edd3d3a1686ae29d88a900_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_694451f2b9edd3d3a1686ae29d88a900_cryptolocker
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Size
61KB
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MD5
694451f2b9edd3d3a1686ae29d88a900
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SHA1
a960c313f42d93fd3f71ba57eff8b541fcc2846b
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SHA256
4c60c1d496eb19ac9c8a1fbd5dcf073318f6c780b526259cadeb1d0c393ae93f
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SHA512
5abd5fadfce4102de54a866e06a0b9a60dd493e6af527ff81797534c9aaa74f9ba04ea27cceae2ca20019e5f2c2efc4df5fdbafa2073384c4d8b8136022e9807
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVi:zj+soPSMOtEvwDpj4kpmeLmn8
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 2024-01-23_694451f2b9edd3d3a1686ae29d88a900_cryptolocker
Files
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2024-01-23_694451f2b9edd3d3a1686ae29d88a900_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