Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_c85311e71aa788ca0e03712fd50a8222_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_c85311e71aa788ca0e03712fd50a8222_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_c85311e71aa788ca0e03712fd50a8222_cryptolocker
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Size
46KB
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MD5
c85311e71aa788ca0e03712fd50a8222
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SHA1
4d570b34c01ab12d0b683748b326a1b3858b3874
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SHA256
33c88b66885aa3adfcd255d1f05967a10a8db24ba44a50fdb055feb3262bd72e
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SHA512
18421714c1abc649e63f32d36a3f880b4f3d12df5bec49557e317dbfc340067149e0dd84686bc26df64cf863b25501eba9802366c08f2962f2324910c8be64a8
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4F:xj+VGMOtEvwDpjy+TN4F
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-29_c85311e71aa788ca0e03712fd50a8222_cryptolocker
Files
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2024-01-29_c85311e71aa788ca0e03712fd50a8222_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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