Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_b337f6b27f8ee29bdd2cef5f982061f8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_b337f6b27f8ee29bdd2cef5f982061f8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_b337f6b27f8ee29bdd2cef5f982061f8_cryptolocker
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Size
42KB
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MD5
b337f6b27f8ee29bdd2cef5f982061f8
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SHA1
af2d7ff75ee125962ebf0cb357feca4ae113b4e3
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SHA256
99ccad61cb584713aa6fc1b11b09175b6c1a2e52489e796eb6fb52253f336945
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SHA512
c5eed0a244f61e7c193ec7518b6121cf0646cc1e369ba129bd6cfa3f55df1f0ce63b6c8ba262db8e89d782b4ce603622240a978425073ba267f110fafbd18650
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/a5:6j+1NMOtEvwDpjrRi
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 2024-04-27_b337f6b27f8ee29bdd2cef5f982061f8_cryptolocker
Files
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2024-04-27_b337f6b27f8ee29bdd2cef5f982061f8_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: 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