Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_31bc99aead4fa412f7fa77a96ae6a4bc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_31bc99aead4fa412f7fa77a96ae6a4bc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_31bc99aead4fa412f7fa77a96ae6a4bc_cryptolocker
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Size
47KB
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MD5
31bc99aead4fa412f7fa77a96ae6a4bc
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SHA1
3fb45887c4e0ad50d03e67e30f6f92319928c371
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SHA256
040a8818416a858d8ad49130f9749757eb04e35660397c46b52e1c4c834e5949
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SHA512
08facc59331f7dc73277edf7ffee6eb86491ae389227c137cacb79f48c3607439b1c3265e3bbc725874afd27723ea7a8c22300e87b8db27b7048588f55c71e14
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rzhwa3/q:xj+VGMOtEvwDpjy+Tvq
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 2024-03-15_31bc99aead4fa412f7fa77a96ae6a4bc_cryptolocker
Files
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2024-03-15_31bc99aead4fa412f7fa77a96ae6a4bc_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